What are the cheapest airlines flying from Los Angeles to Washington, D.C. Dulles Intl Airport round-trip?

Currently priced at $203, United Airlines will fly you from Los Angeles to Washington, D.C. Dulles Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and Hawaiian Airlines - these airlines can fly you to your destination from $204 and $207, respectively. You may be able to fly from Los Angeles to Washington, D.C. Dulles Intl Airport for 48% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Los Angeles to Washington, D.C. Dulles Intl Airport one-way?

To fly one-way, consider booking your trip with Hawaiian Airlines, which is currently one of the cheapest options available, starting at $114. Frontier flights start at $115 while deals on Alaska Airlines start at $118 one-way.

What are the cheapest flights from Los Angeles to Washington, D.C. Dulles Intl Airport?

While on average a flight from Los Angeles to Washington, D.C. Dulles Intl Airport is generally $945, our data shows the cheapest flight currently is $113. When looking at the most popular route, (Los Angeles - Washington, D.C. Dulles Intl), you can expect to pay $177 for that flight.

What are the most reliable airlines from Los Angeles to Washington, D.C. Dulles Intl Airport?

No one likes to see their flight delayed. When booking a flight from Los Angeles to Washington, D.C. Dulles Intl Airport consider choosing Cathay Pacific (100%), Iberia (100%) or Singapore Airlines (97%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Los Angeles to Washington, D.C. Dulles Intl Airport?

When booking a flight from Los Angeles to Washington, D.C. Dulles Intl Airport, you may want to consider flying on American Airlines, Alaska Airlines or Delta as they are the most popular for this route.

What is the cheapest day to fly round-trip from Los Angeles to Washington, D.C. Dulles Intl Airport?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 35% on the overall cost on flights from Los Angeles to Washington, D.C. Dulles Intl Airport.

What is the cheapest month to fly from Los Angeles to Washington, D.C. Dulles Intl Airport?

Our data shows that August tends to be the cheapest month to fly to Washington, D.C. Dulles Intl Airport from Los Angeles. Users have commonly found prices around $356 for the month, but tickets can be as low as $131. Due to multiple factors, prepare for potentially higher prices in December.

Most accurate provider : When it comes to deals on Los Angeles-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Los Angeles-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Los Angeles-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Los Angeles-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Los Angeles-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Los Angeles to Washington, D.C. Dulles Intl?

Most people fly from Los Angeles (LAX) if they book a flight from Los Angeles to Washington, D.C. Dulles Intl. On average, Los Angeles has 32 outbound flights to Washington, D.C. Dulles Intl per day from 8 airlines. Los Angeles is conveniently located just 9.4 mi from Los Angeles’s city center.

Can I find deals for flights from Los Angeles to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Los Angeles to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Los Angeles to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Dulles Intl.

Can I find deals for business class flights from Los Angeles to Dulles Intl?

Yes. Cheapflights offers flight deals from Los Angeles to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$114+ Flights from Los Angeles to Washington, D.C. Dulles Intl Airport - Compare & Save Big

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Los Angeles to Washington, D.C. Dulles Intl are usually found in September or August, booked 63 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Los Angeles to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$203 (United Airlines)
One-way from	$114 (Hawaiian Airlines)
Popular in	December
Cheapest in	September
Average price	$377
Good round-trip deal	$320 or less
Good one-way deal	$164 or less

Provider with most accurate pricing for Los Angeles-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Los Angeles-Washington, D.C. Dulles Intl flights.

Search Deals

From Los Angeles to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Los Angeles to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($56 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Price to beat on a round-trip flight from Los Angeles to Washington, D.C. Dulles Intl.

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Price to beat on a one-way flight from Los Angeles to Washington, D.C. Dulles Intl.

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Find flight deals from Los Angeles to Dulles Intl

Cheapest flights from Los Angeles to Dulles Intl
Explore the most affordable flight options available from Los Angeles to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Fri 5/306:20 amLAX - IAD

Nonstop5h 03mUnited Airlines

Thu 6/55:45 pmIAD - LAX

Nonstop5h 34mUnited Airlines

Deal found 4/24

$203

Sun 5/118:05 pmLAX - IAD

1 stop7h 26mFrontier

Wed 5/147:45 amIAD - LAX

1 stop15h 05mFrontier

Deal found 4/24

$204

Wed 5/217:55 pmLAX - IAD

1 stop8h 41mAlaska Airlines

Tue 8/128:19 pmIAD - LAX

Nonstop5h 29mAlaska Airlines

Deal found 4/24

$207

Sat 5/106:48 pmLAX - IAD

1 stop8h 43mMultiple Airlines

Sat 5/177:25 pmIAD - LAX

Nonstop5h 38mMultiple Airlines

Deal found 4/24

$210

Thu 5/296:00 amLAX - IAD

1 stop9h 59mHawaiian Airlines

Fri 5/307:25 pmIAD - LAX

Nonstop5h 38mHawaiian Airlines

Deal found 4/24

$222

Wed 5/76:17 pmLAX - IAD

1 stop14h 30mSun Country Air

Sun 5/118:30 amIAD - LAX

1 stop17h 19mSun Country Air

Deal found 4/24

$329

Tue 5/2710:30 amLAX - IAD

2 stops9h 05mSouthwest

Wed 5/285:30 pmIAD - LAX

1 stop7h 40mSouthwest

Deal found 4/24

$356

Best flights from Los Angeles to Dulles Intl
Discover carefully curated flight deals from Los Angeles to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2025.

Fri 5/306:20 amLAX - IAD

Nonstop5h 03mUnited Airlines

Sun 6/18:15 amIAD - LAX

Nonstop5h 16mUnited Airlines

Deal found 4/24

$203

Sun 5/118:05 pmLAX - IAD

1 stop7h 26mFrontier

Wed 5/147:45 amIAD - LAX

1 stop15h 05mFrontier

Deal found 4/24

$204

Wed 5/218:00 amLAX - IAD

Nonstop5h 14mHawaiian Airlines

Wed 5/287:25 pmIAD - LAX

Nonstop5h 38mHawaiian Airlines

Deal found 4/24

$207

Sat 5/106:48 pmLAX - IAD

1 stop8h 43mMultiple Airlines

Sat 5/177:25 pmIAD - LAX

Nonstop5h 38mMultiple Airlines

Deal found 4/24

$210

Sun 5/256:00 amLAX - IAD

1 stop9h 59mAlaska Airlines

Tue 6/107:25 pmIAD - LAX

Nonstop5h 38mAlaska Airlines

Deal found 4/24

$212

Wed 5/76:17 pmLAX - IAD

1 stop14h 30mSun Country Air

Sun 5/118:30 amIAD - LAX

1 stop17h 19mSun Country Air

Deal found 4/24

$329

Tue 5/2710:30 amLAX - IAD

2 stops9h 05mSouthwest

Wed 5/285:30 pmIAD - LAX

1 stop7h 40mSouthwest

Deal found 4/24

$356

Last-minute flights from Los Angeles to Dulles Intl
Discover last-minute flight deals from Los Angeles to Dulles Intl. Data last updated April 25, 2025 and is based on user searches.

Thu 5/18:05 pmLAX - IAD

1 stop7h 26mFrontier

Sun 5/47:31 amIAD - LAX

1 stop28h 03mFrontier

Deal found 4/24

$205

Sat 5/38:00 amLAX - IAD

Nonstop5h 00mAlaska Airlines

Sat 5/177:25 pmIAD - LAX

Nonstop5h 38mAlaska Airlines

Deal found 4/24

$307

Sun 5/48:05 pmLAX - IAD

1 stop7h 26mMultiple Airlines

Sat 5/105:38 pmIAD - LAX

Nonstop5h 49mMultiple Airlines

Deal found 4/23

$288

Sun 5/410:00 amLAX - IAD

1 stop11h 23mHawaiian Airlines

Tue 5/136:30 amIAD - LAX

1 stop11h 16mHawaiian Airlines

Deal found 4/24

$441

Sun 5/412:45 amLAX - IAD

1 stop7h 24mDelta

Mon 5/125:50 pmIAD - LAX

1 stop8h 39mDelta

Deal found 4/25

$547

Mon 5/58:16 amLAX - IAD

Nonstop5h 06mUnited Airlines

Thu 6/56:30 amIAD - LAX

Nonstop5h 25mUnited Airlines

Deal found 4/24

$352

Mon 5/58:40 amLAX - IAD

2 stops11h 00mSouthwest

Fri 5/96:40 pmIAD - LAX

1 stop7h 45mSouthwest

Deal found 4/24

$447

Mon 5/512:59 amLAX - IAD

2 stops9h 23mAmerican Airlines

Sat 5/109:11 amIAD - LAX

2 stops9h 07mAmerican Airlines

Deal found 4/25

$452

Wed 5/76:17 pmLAX - IAD

1 stop14h 30mSun Country Air

Sun 5/118:30 amIAD - LAX

1 stop17h 19mSun Country Air

Deal found 4/24

$329

Sat 5/106:48 pmLAX - IAD

1 stop8h 43mMultiple Airlines

Sat 5/177:25 pmIAD - LAX

Nonstop5h 38mMultiple Airlines

Deal found 4/24

$210

Sun 5/118:05 pmLAX - IAD

1 stop7h 26mFrontier

Wed 5/147:45 amIAD - LAX

1 stop15h 05mFrontier

Deal found 4/24

$204

Tue 5/207:35 amLAX - IAD

2 stops8h 57mAmerican Airlines

Fri 5/305:26 pmIAD - LAX

1 stop8h 49mAmerican Airlines

Deal found 4/25

$362

One-way flights from Los Angeles to Dulles Intl
Search for one-way flight options from Los Angeles to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated April 25, 2025.

Thu 7/178:20 amLAX - IAD

Nonstop5h 05mHawaiian Airlines

Deal found 4/24

$114

Wed 4/3010:35 pmLAX - IAD

1 stop12h 48mFrontier

Deal found 4/24

$115

Wed 7/97:25 pmLAX - IAD

1 stop9h 02mAlaska Airlines

Deal found 4/24

$118

Fri 7/115:25 amLAX - IAD

1 stop8h 40mSouthwest

Deal found 4/25

$124

Fri 5/236:00 amLAX - IAD

1 stop20h 55mMultiple Airlines

Deal found 4/25

$125

Mon 7/1411:59 pmLAX - IAD

1 stop9h 32mSun Country Air

Deal found 4/25

$143

Fri 6/612:40 amLAX - IAD

1 stop7h 20mAmerican Airlines

Deal found 4/25

$179

Sun 6/84:45 pmLAX - IAD

Nonstop4h 59mUnited Airlines

Deal found 4/24

$229

Thu 5/812:59 amLAX - IAD

1 stop8h 07mDelta

Deal found 4/25

$259

Cheapflights Fare Finder

Use the filters below to find and compare flights from Los Angeles to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Fri 5/30

6:20 am-2:23 pm

Nonstop5h 03m

Washington, D.C. Dulles Intl

Thu 6/5

5:45 pm-8:19 pm

Nonstop5h 34m

$203

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Sun 5/11

8:05 pm-6:31 am

1 stop7h 26m

Washington, D.C. Dulles Intl

Wed 5/14

7:45 am-7:50 pm

1 stop15h 05m

$204

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Wed 5/21

7:55 pm-7:36 am

1 stop8h 41m

Washington, D.C. Dulles Intl

Tue 8/12

8:19 pm-10:48 pm

Nonstop5h 29m

$207

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Sat 5/10

6:48 pm-6:31 am

1 stop8h 43m

Washington, D.C. Dulles Intl

Sat 5/17

7:25 pm-10:03 pm

Nonstop5h 38m

$210

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Thu 5/29

6:00 am-6:59 pm

1 stop9h 59m

Washington, D.C. Dulles Intl

Fri 5/30

7:25 pm-10:03 pm

Nonstop5h 38m

$222

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Wed 5/7

6:17 pm-11:47 am

1 stop14h 30m

Washington, D.C. Dulles Intl

Sun 5/11

8:30 am-10:49 pm

1 stop17h 19m

$329

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Tue 5/27

10:30 am-10:35 pm

2 stops9h 05m

Washington, D.C. Dulles Intl

Wed 5/28

5:30 pm-10:10 pm

1 stop7h 40m

$356

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Thu 7/17

8:20 am-4:25 pm

Nonstop5h 05m

$114

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Wed 4/30

10:35 pm-2:23 pm

1 stop12h 48m

$115

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Wed 7/9

7:25 pm-7:27 am

1 stop9h 02m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 16 results

Compare providers for flights from Los Angeles to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Los Angeles to Dulles Intl in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Los Angeles-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Los Angeles-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Los Angeles-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Los Angeles-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Los Angeles-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Los Angeles to Washington, D.C. Dulles Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Los Angeles to Washington, D.C. Dulles Intl Airport trip

Airlines

Ethiopian Air

Ethiopian's Cloud 9 offers lie-flat beds on select aircraft for superior comfort.

Ethiopian's ShebaSkyConnect Wi-Fi is available on A350, B777, and most B787 aircraft.

Read more about Ethiopian Airby Paul Rubio

United Airlines

United's Economy Plus offers extra legroom, enhancing comfort for a reasonable price.

United's Polaris Lounges at IAD offer showers and dining, ideal for relaxation.

Read more about United Airlinesby Harriet Baskas

Alaska Airlines

Alaska's Premium Class offers extra legroom and free cocktails, ideal for added comfort.

Alaska's Wi-Fi is a flat fee, perfect for staying productive during flights.

Read more about Alaska Airlinesby Robert Schrader

Airports

LAX

If lines are long, use the Tom Bradley International Terminal for shorter security queues, especially in the morning and midday.

IAD

The Washington Metro Silver line reaches IAD in under 40 minutes, offering a cheap city transport option.

Our travel experts

Paul Rubio

Expert on Ethiopian Air

Harriet Baskas

Expert on United Airlines

Robert Schrader

Expert on Alaska Airlines

Ramsey Qubein

Expert on LAX and IAD

Best time to book a flight from Los Angeles to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Los Angeles with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport?

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Los Angeles to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAX to IAD?

When flying from Los Angeles to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 32% versus a flight at noon.

What is the cheapest day to fly from Los Angeles to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Los Angeles to Washington, D.C. Dulles Intl Airport flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Los Angeles to Washington, D.C. Dulles Intl Airport

The most flights from LAX to IAD are scheduled on a Friday (38 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (27 on average).

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Alaska Airlines, Southwest and Delta from Los Angeles to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,927 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,289 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,920 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,393 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,685 reviews

Alaska Airlines

8.0

Very good

9,927 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What airport do you fly from for flights from Los Angeles to Washington, D.C. Dulles Intl?
Most people fly from Los Angeles (LAX) if they book a flight from Los Angeles to Washington, D.C. Dulles Intl. On average, Los Angeles has 32 outbound flights to Washington, D.C. Dulles Intl per day from 8 airlines. Los Angeles is conveniently located just 9.4 mi from Los Angeles’s city center.
What are the cheapest airlines flying from Los Angeles to Washington, D.C. Dulles Intl Airport round-trip?
Currently priced at $203, United Airlines will fly you from Los Angeles to Washington, D.C. Dulles Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and Hawaiian Airlines - these airlines can fly you to your destination from $204 and $207, respectively. You may be able to fly from Los Angeles to Washington, D.C. Dulles Intl Airport for 48% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Los Angeles to Washington, D.C. Dulles Intl Airport one-way?
To fly one-way, consider booking your trip with Hawaiian Airlines, which is currently one of the cheapest options available, starting at $114. Frontier flights start at $115 while deals on Alaska Airlines start at $118 one-way.
What are the most reliable airlines from Los Angeles to Washington, D.C. Dulles Intl Airport?
No one likes to see their flight delayed. When booking a flight from Los Angeles to Washington, D.C. Dulles Intl Airport consider choosing Cathay Pacific (100%), Iberia (100%) or Singapore Airlines (97%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Los Angeles to Washington, D.C. Dulles Intl Airport?
While on average a flight from Los Angeles to Washington, D.C. Dulles Intl Airport is generally $945, our data shows the cheapest flight currently is $113. When looking at the most popular route, (Los Angeles - Washington, D.C. Dulles Intl), you can expect to pay $177 for that flight.
Can I find deals for flights from Los Angeles to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Los Angeles to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Los Angeles to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Dulles Intl.
Can I find deals for business class flights from Los Angeles to Dulles Intl?
Yes. Cheapflights offers flight deals from Los Angeles to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Los Angeles to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Arlington

Alexandria

Woodbridge

Fairfax

Tysons

Springfield

Rockville

Fredericksburg

Gaithersburg

Silver Spring

Linthicum Heights

Falls Church

Laurel

Easton

Herndon

Sterling

Bowie

Towson

National Harbor

Oxon Hill

Browse thousands of different options on Cheapflights for your next trip

Top 8 airlines flying from Los Angeles to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$110	Average$246	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$128	Average$228	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$183	Average$467	FlexibilityNo cancel fee	On-timeN/A
Hawaiian Airlines	Cheapest$188	Average$327	FlexibilityNo cancel fee	On-time85%
Alaska Airlines	Cheapest$206	Average$372	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$227	Average$410	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$297	Average$516	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$356	Average$466	FlexibilityNo cancel fee	On-time71%

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$114+ Cheap flights from Los Angeles (LAX) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/17. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Los Angeles to Washington, D.C. Dulles Intl are usually found in September or August, booked 63 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

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Cheapest flights from Los Angeles to Dulles IntlExplore the most affordable flight options available from Los Angeles to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Explore the most affordable flight options available from Los Angeles to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

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Use the filters below to find and compare flights from Los Angeles to Washington, D.C. Dulles Intl Airport that are best for you.

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Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Los Angeles to Dulles Intl in April.

The best insider tips for Los Angeles to Washington, D.C. Dulles Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Los Angeles to Washington, D.C. Dulles Intl Airport trip

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Best time to book a flight from Los Angeles to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Los Angeles with our price prediction graph.

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Everything you need to know about your flight from Los Angeles to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Los Angeles to Dulles Intl. Price data was last updated on April 18, 2025.

What is the cheapest month to book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from LAX to IAD?

Find hourly flight availability from Los Angeles to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

What is the cheapest day to fly from Los Angeles to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Los Angeles to Dulles Intl. Price data was last updated on March 30, 2025.

Weekly flight availability from Los Angeles to Washington, D.C. Dulles Intl Airport

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Alaska Airlines, Southwest and Delta from Los Angeles to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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Can I find deals for flights from Los Angeles to Dulles Intl that include hotel bookings?

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What is the cheapest month to book a flight from Los Angeles to Washington, D.C. Dulles Intl Airport?

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Alternative routes for Los Angeles to Dulles Intl

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Top 8 airlines flying from Los Angeles to Dulles Intl

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Cheapest flights from Los Angeles to Dulles Intl
Explore the most affordable flight options available from Los Angeles to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.