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Reagan-National

$98+ Cheap flights from Las Vegas (LAS) to Reagan-National (DCA)

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — DCA
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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1. Tell us where you want to go
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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National are usually found in April or February, booked 25 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Las Vegas to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Reagan-National (DCA). 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$218
(Alaska Airlines)

One-way from

$98
(Alaska Airlines)

Popular in

December

Cheapest in

April

Average price

$399

Good round-trip deal

$349 or less

Good one-way deal

$213 or less
Provider with most accurate pricing for Las Vegas Harry Reid Intl-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Washington, D.C. Reagan-National flights.
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From Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National
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One-way flight from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National
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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 ($8 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National.
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Price to beat on a one-way flight from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National.
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Find flight deals from Las Vegas to Reagan-National

Cheapest flights from Las Vegas to Reagan-National
Explore the most affordable flight options available from Las Vegas to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/28. 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.
Thu 4/2410:30 amLAS - DCA
1 stop8h 29mAlaska Airlines
Sat 5/39:59 amDCA - LAS
1 stop10h 08mAlaska Airlines
Deal found 3/28$218
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Wed 5/2110:10 amLAS - DCA
1 stop7h 55mHawaiian Airlines
Wed 5/289:59 amDCA - LAS
1 stop8h 54mHawaiian Airlines
Deal found 3/27$237
This Frontier deal was found by Cheapflights users on 3/28. 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 4/3012:59 amLAS - DCA
1 stop8h 08mFrontier
Sun 5/47:00 amDCA - LAS
1 stop7h 06mFrontier
Deal found 3/28$238
This Travelocity deal was found by Cheapflights users on 3/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2312:59 amLAS - DCA
1 stop8h 10mMultiple Airlines
Sat 5/39:59 amDCA - LAS
1 stop10h 08mMultiple Airlines
Deal found 3/27$242
This JetBlue Airways deal was found by Cheapflights users on 3/27. 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 JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2711:52 pmLAS - DCA
1 stop11h 22mJetBlue
Wed 6/412:45 pmDCA - LAS
1 stop9h 41mJetBlue
Deal found 3/27$255
This American Airlines deal was found by Cheapflights users on 3/27. 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 5/112:34 pmLAS - DCA
Nonstop4h 26mAmerican Airlines
Thu 5/87:55 amDCA - LAS
Nonstop5h 08mAmerican Airlines
Deal found 3/27$257
This Southwest deal was found by Cheapflights users on 3/27. 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.
Thu 4/2411:20 pmLAS - DCA
1 stop7h 50mSouthwest
Sat 5/34:40 pmDCA - LAS
Nonstop5h 10mSouthwest
Deal found 3/27$263
This United Airlines deal was found by Cheapflights users on 3/26. 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 5/2012:59 amLAS - DCA
1 stop7h 37mUnited Airlines
Wed 5/287:00 amDCA - LAS
1 stop8h 18mUnited Airlines
Deal found 3/26$279
This Delta deal was found by Cheapflights users on 3/28. 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 6/259:27 amLAS - DCA
1 stop7h 09mDelta
Mon 6/306:05 amDCA - LAS
1 stop7h 15mDelta
Deal found 3/28$309

Cheapflights Fare Finder

Customize your flight search to find flights from Las Vegas to Reagan-National 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 March 28, 2025.
Use the filters below to find and compare flights from Las Vegas to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Las Vegas

Fly to

Reagan-National

Route

Depart

Return

Price

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Thu 4/24

10:30 am-9:59 pm

1 stop8h 29m

Washington, D.C. Reagan-National

Sat 5/3

9:59 am-5:07 pm

1 stop10h 08m

$218

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 5/21

10:10 am-9:05 pm

1 stop7h 55m

Washington, D.C. Reagan-National

Wed 5/28

9:59 am-3:53 pm

1 stop8h 54m

$237

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 4/30

12:59 am-12:07 pm

1 stop8h 08m

Washington, D.C. Reagan-National

Sun 5/4

7:00 am-11:06 am

1 stop7h 06m

$238

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 4/23

12:59 am-12:09 pm

1 stop8h 10m

Washington, D.C. Reagan-National

Sat 5/3

9:59 am-5:07 pm

1 stop10h 08m

$242

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Tue 5/27

11:52 pm-2:14 pm

1 stop11h 22m

Washington, D.C. Reagan-National

Wed 6/4

12:45 pm-7:26 pm

1 stop9h 41m

$255

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Thu 5/1

12:34 pm-8:00 pm

Nonstop4h 26m

Washington, D.C. Reagan-National

Thu 5/8

7:55 am-10:03 am

Nonstop5h 08m

$257

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Thu 4/24

11:20 pm-10:10 am

1 stop7h 50m

Washington, D.C. Reagan-National

Sat 5/3

4:40 pm-6:50 pm

Nonstop5h 10m

$263

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Tue 5/20

12:59 am-11:36 am

1 stop7h 37m

Washington, D.C. Reagan-National

Wed 5/28

7:00 am-12:18 pm

1 stop8h 18m

$279

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 6/25

9:27 am-7:36 pm

1 stop7h 09m

Washington, D.C. Reagan-National

Mon 6/30

6:05 am-10:20 am

1 stop7h 15m

$309

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Tue 5/6

6:38 am-5:32 pm

1 stop7h 54m

$98

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 16 results
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Compare providers for flights from Las Vegas to Reagan-National

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 Reagan-National in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*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. Reagan-National 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. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National 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 Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National 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.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Las Vegas to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Reagan-National. Price data was last updated on March 21, 2025.

The price you pay for your flight from Las Vegas to Washington, D.C. Reagan-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 25 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Las Vegas to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Las Vegas to Washington, D.C. Reagan-National Airport (average of $278). Flying from Las Vegas to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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 DCA?

Find hourly flight availability from Las Vegas to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

It’s typically best to fly out from Las Vegas to Washington, D.C. Reagan-National Airport in the afternoon. Doing so could potentially save you 30% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National 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. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National 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 Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated March 28, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Delta from Las Vegas to Washington, D.C.. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Food

7.1

Entertainment

7.6

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Food

7.1

Entertainment

7.6

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,797 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Food

7.1

Entertainment

7.6

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,899 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Food

7.1

Entertainment

7.6

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Hawaiian Airlines
7.9
Good
2,335 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Food

7.1

Entertainment

7.6

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,604 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Food

7.1

Entertainment

7.6

Crew

8.7

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Reagan-National. 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. Reagan-National?

    If you book a flight to Washington, D.C. Reagan-National from Las Vegas, you will be flying from Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas. There is 1 flight from Harry Reid Intl to Washington, D.C. Reagan-National per day from 6 different airlines.

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

    Cheapflights users have booked flights from Las Vegas to Washington, D.C. Reagan-National Airport round-trip from $218. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from $237, and Frontier, from $238. Alaska Airlines is priced at 42% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $98. Users have also found prices from $109 and $119 on American Airlines and Frontier, respectively.

  • What are the cheapest flights from Las Vegas to Washington, D.C. Reagan-National Airport?

    Looking for the cheapest flight from Las Vegas to Washington, D.C. Reagan-National Airport? While on average our users pay $386, our data indicates the cheapest price to be $138. The most popular route (Las Vegas Harry Reid Intl - Washington, D.C. Reagan-National), is priced around $236.

  • Can I find deals for flights from Las Vegas to Reagan-National that include hotel bookings?

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

  • How can I find direct flights from Las Vegas to Reagan-National?

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

  • Can I find deals for business class flights from Las Vegas to Reagan-National?

    Yes. Cheapflights offers flight deals from Las Vegas to Reagan-National 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 Las Vegas to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Las Vegas to Washington, D.C. Reagan-National Airport (average of $278). Flying from Las Vegas to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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 6 airlines flying from Las Vegas to Reagan-National

Discover the top 6 airlines that operate flights from Las Vegas to Reagan-National. 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$114Average$123FlexibilityNo cancel feeOn-time65%
FrontierCheapest$144Average$255FlexibilityNo cancel feeOn-time62%
DeltaCheapest$278Average$352FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$294Average$492FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$303Average$393FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$306Average$494FlexibilityNo cancel feeOn-time71%
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