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Reagan-National

$80+ 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — DCA
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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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 August, booked 82 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

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 julio 3, 2025.

Round-trip from

$159
(Southwest)

One-way from

$80
(Southwest)

Popular in

December

Cheapest in

April

Average price

$363

Good round-trip deal

$256 or less

Good one-way deal

$143 or less
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. 10% potential increase in price ($43 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 July 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 julio 3, 2025.

This Southwest deal was found by Cheapflights users on 7/3. 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.
mié. 8/139:15 amLAS - DCA
Nonstop4h 35mSouthwest
sáb. 8/166:05 amDCA - LAS
Nonstop5h 00mSouthwest
Deal found 7/3$159
This American Airlines deal was found by Cheapflights users on 7/1. 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.
sáb. 9/612:27 pmLAS - DCA
Nonstop4h 48mAmerican Airlines
mar. 9/99:30 amDCA - LAS
Nonstop5h 07mAmerican Airlines
Deal found 7/1$160
This Priceline deal was found by Cheapflights users on 7/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/1612:59 amLAS - DCA
1 stop8h 11mFrontier
mar. 9/307:00 amDCA - LAS
1 stop7h 08mFrontier
Deal found 7/3$167
This Hawaiian Airlines deal was found by Cheapflights users on 7/2. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/1410:17 amLAS - DCA
1 stop7h 42mHawaiian Airlines
dom. 8/178:59 amDCA - LAS
1 stop8h 10mHawaiian Airlines
Deal found 7/2$200
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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.
jue. 8/2810:33 amLAS - DCA
1 stop8h 26mAlaska Airlines
mar. 9/29:59 amDCA - LAS
1 stop9h 35mAlaska Airlines
Deal found 7/3$201
This Delta deal was found by Cheapflights users on 7/2. 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.
vie. 7/1812:40 amLAS - DCA
1 stop7h 15mDelta
sáb. 7/265:28 pmDCA - LAS
1 stop7h 12mDelta
Deal found 7/2$257
This JetBlue deal was found by Cheapflights users on 7/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/259:25 pmLAS - DCA
1 stop7h 38mJetBlue
mar. 9/25:10 pmDCA - LAS
1 stop8h 28mJetBlue
Deal found 7/2$275

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 julio 3, 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

mar. 8/12

9:15 am-4:50 pm

Nonstop4h 35m

Washington, D.C. Reagan-National

dom. 8/17

4:55 pm-6:55 pm

Nonstop5h 00m

$159

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

sáb. 9/6

12:27 pm-8:15 pm

Nonstop4h 48m

Washington, D.C. Reagan-National

mar. 9/9

9:30 am-11:37 am

Nonstop5h 07m

$160

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

mié. 9/17

12:08 pm-9:59 pm

1 stop6h 51m

Washington, D.C. Reagan-National

mar. 9/30

7:00 am-11:08 am

1 stop7h 08m

$167

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

jue. 8/14

10:17 am-8:59 pm

1 stop7h 42m

Washington, D.C. Reagan-National

dom. 8/17

8:59 am-2:09 pm

1 stop8h 10m

$200

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

jue. 8/28

10:33 am-9:59 pm

1 stop8h 26m

Washington, D.C. Reagan-National

mar. 9/2

9:59 am-4:34 pm

1 stop9h 35m

$201

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

vie. 7/18

12:40 am-10:55 am

1 stop7h 15m

Washington, D.C. Reagan-National

sáb. 7/26

5:28 pm-9:40 pm

1 stop7h 12m

$257

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

lun. 8/25

9:25 pm-8:03 am

1 stop7h 38m

Washington, D.C. Reagan-National

dom. 8/31

1:44 pm-8:11 pm

1 stop9h 27m

$275

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

jue. 8/14

9:20 am-4:55 pm

Nonstop4h 35m

$80

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

mié. 8/13

11:44 am-7:30 pm

Nonstop4h 46m

$81

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

vie. 8/29

12:59 am-12:11 pm

1 stop8h 12m

$82

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 15 results
1
2

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 June 27, 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 82 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 March is currently the most expensive (average of $335). 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 julio 3, 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 40% on the flight price compared to flying at noon, which is usually more expensive.

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 julio 3, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Las Vegas to Washington, D.C. Reagan-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,270 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,970 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,845 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $159. Other airlines that can offer you cheap pricing are American Airlines, from $160, and Frontier, from $167. Southwest is priced at 56% 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 Southwest. According to our data, you can fly for as low as $80. Users have also found prices from $81 and $82 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 $268, our data indicates the cheapest price to be $79. The most popular route (Las Vegas Harry Reid Intl - Washington, D.C. Reagan-National), is priced around $159.

  • 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 March is currently the most expensive (average of $335). 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$114Average$133FlexibilityNo cancel feeOn-time65%
FrontierCheapest$130Average$253FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$252Average$478FlexibilityNo cancel feeOn-time63%
DeltaCheapest$258Average$318FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$270Average$460FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$308Average$404FlexibilityNo cancel feeOn-time69%

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