Dulles Intl

$63+ Cheap flights from Las Vegas (LAS) 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — IAD
Nov 5 — Nov 121
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The best prices from Las Vegas Harry Reid Intl to Washington, D.C. Dulles Intl are usually found in March or April, booked 58 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Las Vegas to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 31, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

October

Cheapest in

March

Round-trip from

$138
(FlightHub)

One-way from

$63
(Cheapflightsfares)
Provider with most accurate pricing for Las Vegas Harry Reid Intl-Washington, D.C. Dulles Intl flight deals.
Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Washington, D.C. Dulles Intl flights.
High demand for flights, 25% potential price rise
Best time to find cheap flights, 16% potential price drop
From Las Vegas Harry Reid Intl to Washington, D.C. Dulles Intl
One-way flight from Las Vegas Harry Reid Intl to Washington, D.C. Dulles Intl

Find flight deals from Las Vegas to Dulles Intl

Cheapest flights from Las Vegas to Dulles Intl
Explore the most affordable flight options available from Las Vegas to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2024.

This Mytrip deal was found by Cheapflights users on 10/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/611:00 pmLAS - IAD
1 stop7h 45mFrontier
Sun 12/85:57 pmIAD - LAS
1 stop30h 57mFrontier
Deal found 10/31$175
This Expedia deal was found by Cheapflights users on 10/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/511:00 pmLAS - IAD
1 stop9h 14mMultiple Airlines
Sat 12/75:10 pmIAD - LAS
1 stop8h 16mMultiple Airlines
Deal found 10/30$218
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Tue 12/1011:30 pmLAS - IAD
Nonstop4h 23mUnited Airlines
Tue 12/1712:45 pmIAD - LAS
Nonstop5h 20mUnited Airlines
Deal found 10/31$279
This Sun Country Air deal was found by Cheapflights users on 10/30. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2711:59 pmLAS - IAD
1 stop8h 26mSun Country Air
Fri 11/2912:40 pmIAD - LAS
1 stop13h 06mSun Country Air
Deal found 10/30$295
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 12/116:03 amLAS - IAD
1 stop7h 07mAlaska Airlines
Wed 12/115:10 pmIAD - LAS
1 stop8h 04mAlaska Airlines
Deal found 10/30$312
This American Airlines deal was found by Cheapflights users on 10/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2112:31 pmLAS - IAD
2 stops8h 27mAmerican Airlines
Sat 11/236:16 amIAD - LAS
1 stop14h 26mAmerican Airlines
Deal found 10/30$321
This Delta deal was found by Cheapflights users on 10/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2012:52 amLAS - IAD
1 stop7h 57mDelta
Sat 11/2312:44 pmIAD - LAS
1 stop8h 34mDelta
Deal found 10/31$328
This Southwest deal was found by Cheapflights users on 10/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/66:25 amLAS - IAD
1 stop7h 35mSouthwest
Sun 12/86:45 amIAD - LAS
2 stops10h 00mSouthwest
Deal found 10/31$391

Find flights from Las Vegas to Dulles Intl within your budget

Customize your flight search to find flights from Las Vegas 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 2,570,725 searches. Data last updated October 31, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Mon 1/27

11:00 pm-12:12 pm

1 stop10h 12m

$90

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 12/5

8:59 am-10:24 pm

1 stop10h 25m

$133

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Wed 11/20

11:30 pm-6:53 am

Nonstop4h 23m

$140

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Wed 11/13

7:00 am-8:35 pm

3 stops34h 35m

$151

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Wed 12/4

8:05 am-11:00 pm

1 stop11h 55m

$154

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 2/27

6:10 am-4:00 pm

1 stop6h 50m

$158

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Thu 11/28

7:05 am-6:12 pm

1 stop8h 07m

$162

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Wed 11/6

11:35 am-11:32 am

1 stop20h 57m

$168

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Fri 11/29

9:35 am-6:29 pm

3 stops29h 54m

$280

Las VegasWashington, D.C.

LAS - IAD

LASIAD

Las Vegas Harry Reid Intl

Tue 1/7

11:00 pm-12:12 pm

1 stop10h 12m

Washington, D.C. Dulles Intl

Thu 1/9

6:57 pm-9:50 pm

1 stop29h 53m

$178

Flights are sorted by cheapest first

Deals found on 10/30

Showing 1-10 of 17 results
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Compare providers for flights from Las Vegas to Dulles Intl

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 Las Vegas to Dulles Intl in October.
ProviderPrice AccuracyTrust Score*Cancellation Policy
ExpediaPrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
FlightHubPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 starCancellation PolicyAirline Policy
AranGrantPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
PricelinePrice Accuracy1 starTrust Score*3 starsCancellation PolicyAirline Policy
eDreamsPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyAirline Policy
Kiwi.comPrice Accuracy3 starsTrust Score*3 starsCancellation PolicyNo Information

*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 Las Vegas-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 Las Vegas-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-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 Las Vegas-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Las Vegas-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.

Best time to book a flight from Las Vegas to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Las Vegas 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 Las Vegas to Dulles Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Dulles Intl. Price data was last updated on October 25, 2024.

Booking 57 days in advance of your planned departure date is, on average, the best time to get cheap flights from Las Vegas 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 Las Vegas to Washington, D.C. Dulles Intl Airport?

Currently, December is the cheapest month in which you can book a flight from Las Vegas to Washington, D.C. Dulles Intl Airport (average of $298). Flying from Las Vegas to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $377). 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 LAS to IAD?

Find hourly flight availability from Las Vegas 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 October 31, 2024.

It’s optimal to fly from Las Vegas to Washington, D.C. Dulles Intl Airport in the afternoon. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight at noon.

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 October 31, 2024.
Read reviews from past customers who have flown United Airlines, Sun Country Air and Alaska Airlines from Las Vegas to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.1
Very good
5,116 reviews
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.0
Very good
9,420 reviews
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

8.0
Very good
8,835 reviews
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

7.8
Good
294 reviews
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

7.4
Good
9,240 reviews
8.1
Very good
5,116 reviews

Crew

8.7

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Las Vegas 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 airport do you fly from for flights from Las Vegas to Washington, D.C. Dulles Intl?

    Las Vegas Harry Reid Intl (LAS) is the airport you will fly out of if you book a flight from Las Vegas to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Harry Reid Intl; the airport handles an average of 1 outbound flight to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Las Vegas airport to Washington, D.C. Dulles Intl. It is only a 6.2 mi journey to Harry Reid Intl (LAS) from Las Vegas’s city center.

  • Can I find flights from Las Vegas to Washington, D.C. Dulles Intl Airport for under $200 on Cheapflights?

    Yes, there are multiple flights from Las Vegas to Washington, D.C. Dulles Intl Airport for under $200. The cheapest flight booked recently is on Frontier for just $138, but on average you can expect to pay $287.

  • Are there nonstop flights from Las Vegas to Washington, D.C. Dulles Intl Airport for under $300 on Cheapflights?

    Cheapflights has at least 1 direct flight from Las Vegas to Washington, D.C. Dulles Intl Airport under $300. A good price for a nonstop flight from Las Vegas to Washington, D.C. Dulles Intl Airport is less than $279.

  • Are there last-minute flights available from Las Vegas to Washington, D.C. Dulles Intl Airport for under $400?

    There are currently 7+ open flights from Las Vegas to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $400.

  • What days are nonstop flights available from Las Vegas to Washington, D.C. Dulles Intl Airport?

    Nonstop flights can be found on the following days: Sunday, Thursday, Friday.

  • How many flights depart from Las Vegas to Washington, D.C. Dulles Intl Airport on average per day?

    5 flight departures from Las Vegas to Washington, D.C. Dulles Intl Airport per day on average.
    Morning (6am - Noon) - 40% of flight departures
    Afternoon (Noon - 6pm) - 20% of flight departures
    Evening (6pm - Midnight) - 40% of flight departures

  • How long is the flight from Las Vegas to Washington, D.C. Dulles Intl Airport?

    Frontier, United Airlines, and Sun Country Air can get you from Las Vegas to Washington, D.C. Dulles Intl Airport in just under 4h 23m. Your travel time can differ by up to 7h 35m. There are 2072 mi between Las Vegas and Washington, D.C. Dulles Intl Airport. This flight may include one or multiple stops.

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

    Flying on Frontier is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $138. Additional round-trip tickets that might be worth considering are offered by United Airlines and Sun Country Air, with the lowest prices starting at $279 and $295, respectively. Users have found that Frontier is 67% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $63. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Las Vegas to Washington, D.C. Dulles Intl Airport for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Las Vegas to Washington, D.C. Dulles Intl Airport consider choosing Austrian Airlines (87%), Brussels Airlines (87%) or United Airlines (81%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Las Vegas to Washington, D.C. Dulles Intl Airport is generally $901, our data shows the cheapest flight currently is $154. When looking at the most popular route, (Las Vegas Harry Reid Intl - Washington, D.C. Dulles Intl), you can expect to pay $218 for that flight.

  • What does LAS to IAD mean?

    Great question - LAS to IAD just means Las Vegas Harry Reid Intl Airport to Washington, D.C. Dulles Intl Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Las Vegas to Dulles Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Las Vegas to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Las Vegas to Dulles Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Las Vegas to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Las Vegas 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.

  • Can I find deals for flights from Las Vegas to Dulles Intl that allow pets onboard?

    Many airlines flying from Las Vegas to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Las Vegas to Dulles Intl?

    Yes, you can often find last-minute deals on Las Vegas to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Las Vegas to Washington, D.C. Dulles Intl Airport flight deals updated?

    The Las Vegas to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 10/31.

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

    Currently, December is the cheapest month in which you can book a flight from Las Vegas to Washington, D.C. Dulles Intl Airport (average of $298). Flying from Las Vegas to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $377). 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.

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Top 5 airlines flying from Las Vegas to Dulles Intl

Discover the top 5 airlines that operate flights from Las Vegas 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 2,570,725 searches. Data last updated October 31, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$143Average$245FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$145Average$297FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$204Average$366FlexibilityNo cancel feeOn-time71%
DeltaCheapest$266Average$315FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$275Average$464FlexibilityNo cancel feeOn-time69%
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