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 $178. Other airlines that can offer you cheap pricing are Alaska Airlines, from $216, and American Airlines, from $218. Frontier is priced at 52% 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 Frontier. According to our data, you can fly for as low as $99. Users have also found prices from $115 and $117 on American Airlines and Hawaiian Airlines, respectively.

What is the cheapest day to fly from Las Vegas to Washington, D.C. Reagan-National Airport?

Travelers seeking maximum savings on their Las Vegas to Washington, D.C. Reagan-National Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 $333, our data indicates the cheapest price to be $114. The most popular route (Las Vegas Harry Reid Intl - Washington, D.C. Reagan-National), is priced around $190.

What are the most popular airlines that fly from Las Vegas to Washington, D.C. Reagan-National Airport?

When booking a flight from Las Vegas to Washington, D.C. Reagan-National Airport, you may want to consider flying on American Airlines, Delta or Frontier as they are the most popular for this route.

What is the cheapest day to fly round-trip from Las Vegas to Washington, D.C. Reagan-National Airport?

Flights from Las Vegas to Washington, D.C. Reagan-National Airport are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C. Reagan-National Airport.

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

August can be a great time to fly to Washington, D.C. Reagan-National Airport from Las Vegas with a flight ticket averaging about $349. Cheapflights users have found deals in the month of August for as cheap as $159. The most expensive prices can be found in the month of December.

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 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 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.

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 are 2 flights from Harry Reid Intl to Washington, D.C. Reagan-National per day from 6 different airlines.

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.

$99+ Flights from Las Vegas to Washington, D.C. Reagan-National Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Las Vegas to Reagan-National with Cheapflights

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”

2. Select your favorite providers

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.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National are usually found in April or May, 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

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$178 (Frontier)
One-way from	$99 (Frontier)
Popular in	December
Cheapest in	April
Average price	$268
Good round-trip deal	$343 or less
Good one-way deal	$179 or less

Provider with most accurate pricing for Las Vegas Harry Reid Intl-Washington, D.C. Reagan-National flight deals.

Search Deals

Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-Washington, D.C. Reagan-National flights.

Search Deals

From Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National

Search Deals

One-way flight from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($35 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National.

Search Deals

Price to beat on a one-way flight from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National.

Search Deals

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 April 16, 2025.

Mon 4/2812:59 amLAS - DCA

1 stop13h 00mFrontier

Tue 5/67:00 amDCA - LAS

1 stop10h 51mFrontier

Deal found 4/15

$178

Fri 6/610:10 amLAS - DCA

1 stop7h 55mAlaska Airlines

Tue 6/109:59 amDCA - LAS

1 stop8h 54mAlaska Airlines

Deal found 4/14

$216

Tue 5/2712:54 amLAS - DCA

1 stop7h 09mDelta

Wed 6/46:00 amDCA - LAS

1 stop7h 25mDelta

Deal found 4/16

$257

Wed 5/78:25 amLAS - DCA

Nonstop4h 30mSouthwest

Sun 5/116:55 pmDCA - LAS

1 stop7h 15mSouthwest

Deal found 4/15

$262

Tue 5/612:44 pmLAS - DCA

Nonstop4h 31mAmerican Airlines

Sun 5/117:55 amDCA - LAS

Nonstop5h 08mAmerican Airlines

Deal found 4/16

$266

Wed 7/910:17 amLAS - DCA

1 stop7h 42mHawaiian Airlines

Sun 7/138:59 amDCA - LAS

1 stop8h 10mHawaiian Airlines

Deal found 4/16

$276

Wed 10/1512:59 amLAS - DCA

1 stop7h 37mUnited Airlines

Tue 10/214:07 pmDCA - LAS

1 stop7h 30mUnited Airlines

Deal found 4/15

$409

Best flights from Las Vegas to Reagan-National
Discover carefully curated flight deals from Las Vegas to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 16, 2025.

Tue 5/612:59 amLAS - DCA

1 stop8h 08mFrontier

Wed 5/211:00 pmDCA - LAS

1 stop8h 38mFrontier

Deal found 4/16

$178

Wed 6/410:10 amLAS - DCA

1 stop7h 55mAlaska Airlines

Mon 6/168:59 amDCA - LAS

1 stop8h 10mAlaska Airlines

Deal found 4/16

$216

Wed 5/712:44 pmLAS - DCA

Nonstop4h 31mAmerican Airlines

Sat 5/107:55 amDCA - LAS

Nonstop5h 08mAmerican Airlines

Deal found 4/16

$218

Wed 5/2112:59 amLAS - DCA

1 stop8h 08mMultiple Airlines

Tue 5/279:59 amDCA - LAS

1 stop8h 54mMultiple Airlines

Deal found 4/16

$232

Tue 5/2712:54 amLAS - DCA

1 stop7h 09mDelta

Wed 6/46:00 amDCA - LAS

1 stop7h 25mDelta

Deal found 4/16

$257

Wed 5/78:25 amLAS - DCA

Nonstop4h 30mSouthwest

Sat 5/106:55 amDCA - LAS

1 stop7h 40mSouthwest

Deal found 4/16

$262

Wed 7/910:17 amLAS - DCA

1 stop7h 42mHawaiian Airlines

Sun 7/138:59 amDCA - LAS

1 stop8h 10mHawaiian Airlines

Deal found 4/16

$276

Fri 5/3012:46 amLAS - DCA

1 stop7h 10mUnited Airlines

Sat 6/73:59 pmDCA - LAS

2 stops11h 46mUnited Airlines

Deal found 4/16

$444

Last-minute flights from Las Vegas to Reagan-National
Discover last-minute flight deals from Las Vegas to Reagan-National. Data last updated April 16, 2025 and is based on user searches.

Tue 4/2212:59 amLAS - DCA

1 stop7h 38mUnited Airlines

Fri 4/251:00 pmDCA - LAS

2 stops14h 15mUnited Airlines

Deal found 4/16

$672

Wed 4/236:05 amLAS - DCA

2 stops8h 40mSouthwest

Fri 4/256:55 pmDCA - LAS

1 stop6h 30mSouthwest

Deal found 4/16

$426

Thu 4/2412:34 pmLAS - DCA

Nonstop4h 26mAmerican Airlines

Mon 4/288:25 amDCA - LAS

Nonstop5h 28mAmerican Airlines

Deal found 4/16

$401

Fri 4/2512:59 amLAS - DCA

1 stop8h 10mFrontier

Tue 4/291:00 pmDCA - LAS

1 stop8h 34mFrontier

Deal found 4/16

$178

Sat 4/2610:30 amLAS - DCA

1 stop8h 29mAlaska Airlines

Tue 4/298:00 amDCA - LAS

2 stops11h 30mAlaska Airlines

Deal found 4/16

$415

Tue 5/612:59 amLAS - DCA

1 stop8h 08mFrontier

Wed 5/211:00 pmDCA - LAS

1 stop8h 38mFrontier

Deal found 4/16

$178

Wed 5/712:44 pmLAS - DCA

Nonstop4h 31mAmerican Airlines

Sun 5/117:55 amDCA - LAS

Nonstop5h 08mAmerican Airlines

Deal found 4/16

$218

Wed 5/78:25 amLAS - DCA

Nonstop4h 30mSouthwest

Sat 5/106:55 amDCA - LAS

1 stop7h 40mSouthwest

Deal found 4/16

$262

Wed 5/2112:59 amLAS - DCA

1 stop8h 08mMultiple Airlines

Tue 5/279:59 amDCA - LAS

1 stop8h 54mMultiple Airlines

Deal found 4/16

$232

Thu 5/2210:10 amLAS - DCA

1 stop7h 55mAlaska Airlines

Mon 5/269:59 amDCA - LAS

1 stop8h 54mAlaska Airlines

Deal found 4/16

$246

Tue 5/2712:54 amLAS - DCA

1 stop7h 09mDelta

Wed 6/46:00 amDCA - LAS

1 stop7h 25mDelta

Deal found 4/16

$257

Fri 5/3012:46 amLAS - DCA

1 stop7h 10mUnited Airlines

Sat 6/73:59 pmDCA - LAS

2 stops11h 46mUnited Airlines

Deal found 4/16

$444

One-way flights from Las Vegas to Reagan-National
Search for one-way flight options from Las Vegas to Reagan-National. Find affordable one-way fares based on user searches. Data last updated April 16, 2025.

Thu 4/2412:59 amLAS - DCA

1 stop8h 10mFrontier

Deal found 4/16

$99

Wed 5/2812:44 pmLAS - DCA

Nonstop4h 31mAmerican Airlines

Deal found 4/16

$115

Sun 5/256:00 amLAS - DCA

1 stop8h 38mHawaiian Airlines

Deal found 4/16

$117

Thu 7/311:30 pmLAS - DCA

1 stop6h 15mSouthwest

Deal found 4/16

$118

Tue 6/312:55 amLAS - DCA

1 stop7h 05mDelta

Deal found 4/16

$129

Sat 4/196:00 amLAS - DCA

1 stop8h 58mAlaska Airlines

Deal found 4/16

$138

Mon 5/2611:52 pmLAS - DCA

1 stop7h 35mUnited Airlines

Deal found 4/16

$155

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Tue 5/6

12:59 am-12:07 pm

1 stop8h 08m

Washington, D.C. Reagan-National

Wed 5/21

1:00 pm-6:38 pm

1 stop8h 38m

$178

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 6/4

10:10 am-9:05 pm

1 stop7h 55m

Washington, D.C. Reagan-National

Mon 6/16

8:59 am-2:09 pm

1 stop8h 10m

$216

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 5/7

12:44 pm-8:15 pm

Nonstop4h 31m

Washington, D.C. Reagan-National

Sun 5/11

7:55 am-10:03 am

Nonstop5h 08m

$218

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 5/21

12:59 am-12:07 pm

1 stop8h 08m

Washington, D.C. Reagan-National

Tue 5/27

9:59 am-3:53 pm

1 stop8h 54m

$232

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Tue 5/27

12:54 am-11:03 am

1 stop7h 09m

Washington, D.C. Reagan-National

Wed 6/4

6:00 am-10:25 am

1 stop7h 25m

$257

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 5/7

8:25 am-3:55 pm

Nonstop4h 30m

Washington, D.C. Reagan-National

Sat 5/10

6:55 am-11:35 am

1 stop7h 40m

$262

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 7/9

10:17 am-8:59 pm

1 stop7h 42m

Washington, D.C. Reagan-National

Sun 7/13

8:59 am-2:09 pm

1 stop8h 10m

$276

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Fri 5/30

12:46 am-10:56 am

1 stop7h 10m

Washington, D.C. Reagan-National

Sat 6/7

3:59 pm-12:45 am

2 stops11h 46m

$444

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Thu 4/24

12:59 am-12:09 pm

1 stop8h 10m

$99

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 5/28

12:44 pm-8:15 pm

Nonstop4h 31m

$115

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 16 results

Compare providers for flights from Las Vegas to Reagan-National

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 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
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust 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 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 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?

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?

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 29% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Las Vegas to Washington, D.C. Reagan-National Airport

The most flights from LAS to DCA are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Reagan-National 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

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

Read reviews from past customers who have flown Alaska Airlines, Southwest 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.

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,876 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,282 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,916 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Hawaiian Airlines

7.9

Good

2,380 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,665 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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 are 2 flights 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 $178. Other airlines that can offer you cheap pricing are Alaska Airlines, from $216, and American Airlines, from $218. Frontier is priced at 52% 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 Frontier. According to our data, you can fly for as low as $99. Users have also found prices from $115 and $117 on American Airlines and Hawaiian Airlines, 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 $333, our data indicates the cheapest price to be $114. The most popular route (Las Vegas Harry Reid Intl - Washington, D.C. Reagan-National), is priced around $190.
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.

See more FAQs

Arlington

Alexandria

Fairfax

Tysons

Springfield

Woodbridge

Rockville

Fredericksburg

Gaithersburg

Silver Spring

Linthicum Heights

Falls Church

Laurel

Easton

Herndon

Bowie

Gettysburg

National Harbor

Oxon Hill

Reston

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Las Vegas to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$114	Average$123	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$144	Average$260	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$268	Average$329	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$294	Average$492	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$308	Average$393	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$309	Average$492	FlexibilityNo cancel fee	On-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$99+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Las Vegas to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National are usually found in April or May, 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

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Las Vegas to Reagan-National

Cheapest flights from Las Vegas to Reagan-NationalExplore 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 April 16, 2025.

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 April 16, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to Washington, D.C. Reagan-National Airport that are best for you.

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 April.

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.

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 April 11, 2025.

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

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 April 16, 2025.

Weekly flight availability from Las Vegas to Washington, D.C. Reagan-National Airport

Rainfall in Reagan-National by month

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

Temperature in Reagan-National by month

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

Reviews of airlines servicing Reagan-National

Read reviews from past customers who have flown Alaska Airlines, Southwest 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.

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?

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

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

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

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

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

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

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

Traveling to a place near Las Vegas?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Las Vegas to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Las Vegas to Reagan-National

100% Free

Book with Flexibility

Travel Smart

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 April 16, 2025.