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Dulles Intl

$79+ Cheap flights from California 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — IAD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from California to Dulles Intl

Keep the following information in mind while searching for California to Dulles Intl flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$170
(Frontier)

One-way from

$79
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$331

Good round-trip deal

$345 or less

Good one-way deal

$193 or less
Provider with most accurate pricing for Los Angeles-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Washington, D.C. (WAS) flights.
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From California to Washington, D.C. Dulles Intl
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One-way flight from California to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 8% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from California to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from California to Washington, D.C. Dulles Intl.
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Find flight deals from California to Dulles Intl

Cheapest flights from California to Dulles Intl
Explore the most affordable flight options available from California to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Frontier deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/111:03 pmLAS - IAD
1 stop12h 20mFrontier
Sun 5/44:00 pmIAD - LAS
1 stop7h 37mFrontier
Deal found 2/19$170
This Frontier deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/52:42 pmONT - IAD
1 stop12h 49mFrontier
Thu 5/88:01 amIAD - ONT
1 stop12h 44mFrontier
Deal found 2/20$180
This Frontier deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/96:10 pmSNA - IAD
1 stop9h 21mFrontier
Sat 5/178:01 amIAD - SNA
1 stop12h 18mFrontier
Deal found 2/20$214
This Frontier deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/283:05 pmLAX - IAD
1 stop12h 27mFrontier
Sun 6/17:32 amIAD - LAX
1 stop7h 33mFrontier
Deal found 2/19$223
This Orbitz deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/268:00 amLAX - IAD
Nonstop5h 00mMultiple Airlines
Tue 5/611:47 amIAD - LAX
1 stop12h 48mMultiple Airlines
Deal found 2/19$224
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/311:00 pmLAS - IAD
1 stop12h 35mMultiple Airlines
Mon 4/76:35 amIAD - LAS
1 stop13h 22mMultiple Airlines
Deal found 2/20$226
This Alaska Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/269:25 amLAX - IAD
Nonstop4h 57mAlaska Airlines
Mon 4/77:31 amIAD - LAX
Nonstop5h 54mAlaska Airlines
Deal found 2/19$227
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/214:50 pmLAX - IAD
Nonstop5h 00mUnited Airlines
Mon 6/210:05 pmIAD - LAX
Nonstop5h 29mUnited Airlines
Deal found 2/19$228
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/206:00 amLAX - IAD
1 stop7h 30mHawaiian Airlines
Thu 3/277:31 amIAD - LAX
Nonstop5h 54mHawaiian Airlines
Deal found 2/19$231
This Alaska Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/198:50 amSAN - IAD
Nonstop5h 08mAlaska Airlines
Wed 3/265:30 pmIAD - SAN
Nonstop5h 49mAlaska Airlines
Deal found 2/20$237
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/199:30 pmSAN - IAD
Nonstop4h 46mUnited Airlines
Tue 3/256:20 pmIAD - SAN
Nonstop5h 42mUnited Airlines
Deal found 2/20$238
This eDestinos deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:25 amSAN - IAD
2 stops28h 58mFrontier
Mon 5/58:01 amIAD - SAN
1 stop18h 57mFrontier
Deal found 2/20$251

Find flights from California to Dulles Intl within your budget

Customize your flight search to find flights from California to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

California

Fly to

Dulles Intl

Route

Depart

Return

Price

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 5/1

11:03 pm-2:23 pm

1 stop12h 20m

Washington, D.C. Dulles Intl

Sun 5/4

4:00 pm-8:37 pm

1 stop7h 37m

$170

OntarioWashington, D.C.

ONT - IAD

ONTIAD

Ontario

Mon 5/5

2:42 pm-6:31 am

1 stop12h 49m

Washington, D.C. Dulles Intl

Thu 5/8

8:01 am-5:45 pm

1 stop12h 44m

$180

Santa AnaWashington, D.C.

SNA - IAD

SNAIAD

Santa Ana J. Wayne/Orange Cnty

Fri 5/9

6:10 pm-6:31 am

1 stop9h 21m

Washington, D.C. Dulles Intl

Sat 5/17

8:01 am-5:19 pm

1 stop12h 18m

$214

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Fri 2/28

10:35 pm-8:44 am

1 stop7h 09m

Washington, D.C. Dulles Intl

Wed 3/5

6:03 pm-7:18 pm

1 stop28h 15m

$223

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Sat 4/26

8:00 am-4:00 pm

Nonstop5h 00m

Washington, D.C. Dulles Intl

Tue 5/6

11:47 am-9:35 pm

1 stop12h 48m

$224

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 4/3

11:00 pm-2:35 pm

1 stop12h 35m

Washington, D.C. Dulles Intl

Mon 4/7

6:35 am-4:57 pm

1 stop13h 22m

$226

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Wed 3/26

9:25 am-5:22 pm

Nonstop4h 57m

Washington, D.C. Dulles Intl

Tue 4/8

7:31 am-10:25 am

Nonstop5h 54m

$227

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Wed 5/21

4:50 pm-12:50 am

Nonstop5h 00m

Washington, D.C. Dulles Intl

Mon 6/2

10:05 pm-12:34 am

Nonstop5h 29m

$228

Los AngelesWashington, D.C.

LAX - IAD

LAXIAD

Los Angeles

Thu 3/20

6:00 am-4:30 pm

1 stop7h 30m

Washington, D.C. Dulles Intl

Thu 3/27

7:31 am-10:25 am

Nonstop5h 54m

$231

San DiegoWashington, D.C.

SAN - IAD

SANIAD

San Diego

Wed 3/19

8:50 am-4:58 pm

Nonstop5h 08m

Washington, D.C. Dulles Intl

Wed 3/26

5:30 pm-8:19 pm

Nonstop5h 49m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 60 results
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Best time to book a flight from California to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from California 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.

Travel insights for flights from California to Dulles Intl

Get recent, data-driven insights about flights from California to Dulles Intl including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from California to Washington, D.C. Dulles Intl Airport (average of $309). Flying from California to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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 CA to IAD?

Find hourly flight availability from California 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 February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Washington, D.C. Dulles Intl Airport as you normally would.

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

Explore weekly flight availability from California to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from USCA to IAD are scheduled on a Thursday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

Rainfall in Dulles Intl by month

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

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

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated February 20, 2025.
Read reviews from past customers who have flown Southwest, Breeze Airways and Alaska Airlines from California to Washington, D.C.. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Breeze Airways
8.1
Very good
150 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

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

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

    $79 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Hawaiian Airlines and Sun Country Air, with prices starting from $114 and $118, respectively.

  • What are the most popular routes from California to Washington, D.C. Dulles Intl Airport?

    Most travelers choose Los Angeles - Washington, D.C. Dulles Intl, San Francisco - Washington, D.C. Dulles Intl or San Diego - Washington, D.C. Dulles Intl when deciding on the best route from California to Washington, D.C. Dulles Intl Airport.

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

    Before booking your flight to Washington, D.C. Dulles Intl Airport from California, check out the most reliable airlines to get you to your destination on time: Asiana Airlines (91%), Air China (89%), Hawaiian Airlines( 88%).

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

    While on average a flight from California to Washington, D.C. Dulles Intl Airport is generally $975, 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 $179 for that flight.

  • Can I find deals for flights from California to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from California to Dulles Intl?

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

  • Can I find deals for business class flights from California to Dulles Intl?

    Yes. Cheapflights offers flight deals from California 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 California to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from California to Washington, D.C. Dulles Intl Airport (average of $309). Flying from California to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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

Traveling to a place near California?

Book flights to California if you plan to visit one of these locations
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Alternative routes for California to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Los Angeles to Reagan-National flights
Los Angeles to Dulles Intl flights
Dallas/Fort Worth to Baltimore flights
Los Angeles to Baltimore flights
San Francisco to Dulles Intl flights
Boston to Dulles Intl flights
Hobby to Baltimore flights
Atlanta to Dulles Intl flights
Seattle to Reagan-National flights
O'Hare Intl to Dulles Intl flights
San Francisco to Reagan-National flights
Boston to Reagan-National flights
O'Hare Intl to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
Boston to Baltimore flights
Seattle to Dulles Intl flights
Denver to Dulles Intl flights
O'Hare Intl to Baltimore flights
Hobby to Dulles Intl flights
Atlanta to Reagan-National flights
Orlando to Dulles Intl flights
Hobby to Reagan-National flights
San Francisco to Baltimore flights
Seattle to Baltimore flights
George Bush Intcntl to Dulles Intl flights
George Bush Intcntl to Baltimore flights
Minneapolis to Baltimore flights
Minneapolis to Reagan-National flights
Denver to Reagan-National flights
Denver to Baltimore flights
Tampa to Dulles Intl flights
Orlando to Reagan-National flights
Fort Lauderdale to Baltimore flights
Atlanta to Baltimore flights
Minneapolis to Dulles Intl flights
Charlotte to Dulles Intl flights
Austin to Dulles Intl flights
Miami to Reagan-National flights
John F Kennedy Intl to Dulles Intl flights
Portland to Reagan-National flights
Sky Harbor Intl to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Portland to Dulles Intl flights
Tampa to Reagan-National flights
Orlando to Baltimore flights
Detroit to Dulles Intl flights
Burbank to Baltimore flights
Fort Lauderdale to Dulles Intl flights
Detroit to Baltimore flights

Top 8 airlines flying from California to Dulles Intl

Discover the top 8 airlines that operate flights from California to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$48Average$252FlexibilityNo cancel feeOn-time65%
FrontierCheapest$126Average$247FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$138Average$410FlexibilityNo cancel feeOn-time75%
DeltaCheapest$138Average$412FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$157Average$372FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$216Average$456FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$227Average$487FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$231Average$534FlexibilityNo cancel feeOn-time63%
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