How often are flights from Las Vegas to Washington, D.C. delayed?

About 12% of weekly flights between Las Vegas and Washington, D.C. have experienced delays in the past year, with the average delay time being 123 minutes.

Which airline has the best punctuality record on Las Vegas to Washington, D.C. flights?

Over the last year, American Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.

What is the most punctual flight time for Las Vegas to Washington, D.C. flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

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 $145. Other airlines that can offer you cheap pricing are American Airlines, from $233, and Southwest, from $254. Frontier is priced at 60% 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 United Airlines. According to our data, you can fly for as low as $127. Users have also found prices from $143 and $144 on Southwest and Alaska Airlines, respectively.

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.

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).

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 $508, our data indicates the cheapest price to be $133. The most popular route (Las Vegas Harry Reid Intl - Washington, D.C. Reagan-National), is priced around $207.

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, Frontier or Southwest as they are the most popular for this route.

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.

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 5 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.

$116+ Flights from Las Vegas to Washington, D.C. Reagan-National Airport

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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”

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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 25 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

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 October 22, 2025.

Tue 11/412:59 amLAS - DCA

1 stop9h 03mFrontier

Tue 1/138:00 amDCA - LAS

1 stop8h 08mFrontier

Deal found 10/21

$164

Wed 11/54:56 pmLAS - DCA

1 stop17h 06mFrontier

Wed 11/122:00 pmDCA - LAS

1 stop12h 29mFrontier

Deal found 10/21

$170

Thu 12/49:43 amLAS - DCA

1 stop9h 16mFrontier

Mon 12/156:00 pmDCA - LAS

1 stop16h 39mFrontier

Deal found 10/21

$177

Wed 12/37:24 pmLAS - DCA

1 stop13h 41mFrontier

Mon 12/156:00 pmDCA - LAS

1 stop16h 39mFrontier

Deal found 10/21

$181

Wed 12/37:24 pmLAS - DCA

1 stop13h 41mFrontier

Sun 12/148:00 amDCA - LAS

1 stop13h 46mFrontier

Deal found 10/21

$183

Tue 11/412:59 amLAS - DCA

1 stop9h 03mFrontier

Mon 1/126:00 pmDCA - LAS

1 stop8h 42mFrontier

Deal found 10/21

$185

Fri 12/512:59 amLAS - DCA

1 stop8h 06mFrontier

Sun 12/148:00 amDCA - LAS

2 stops13h 27mFrontier

Deal found 10/21

$190

Fri 11/77:08 amLAS - DCA

1 stop26h 54mFrontier

Sun 11/98:15 amDCA - LAS

1 stop18h 14mFrontier

Deal found 10/19

$191

Sun 11/212:59 amLAS - DCA

1 stop9h 03mFrontier

Sat 1/108:00 amDCA - LAS

1 stop10h 40mFrontier

Deal found 10/21

$193

Sat 11/110:12 amLAS - DCA

1 stop8h 47mFrontier

Tue 11/46:00 pmDCA - LAS

1 stop8h 29mFrontier

Deal found 10/21

$194

Mon 11/312:59 amLAS - DCA

1 stop13h 00mFrontier

Mon 12/81:00 pmDCA - LAS

1 stop8h 46mFrontier

Deal found 10/21

$196

Fri 12/512:59 amLAS - DCA

1 stop8h 06mFrontier

Wed 12/106:00 pmDCA - LAS

2 stops16h 37mFrontier

Deal found 10/21

$197

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 October 22, 2025.

Wed 11/512:34 pmLAS - DCA

1 stop6h 25mFrontier

Thu 1/82:00 pmDCA - LAS

1 stop7h 46mFrontier

Deal found 10/21

$185

Wed 11/512:34 pmLAS - DCA

1 stop6h 25mMultiple Airlines

Sat 1/105:09 pmDCA - LAS

2 stops19h 27mMultiple Airlines

Deal found 10/21

$220

Thu 2/1912:59 amLAS - DCA

1 stop7h 36mUnited Airlines

Tue 2/244:11 pmDCA - LAS

1 stop7h 20mUnited Airlines

Deal found 10/21

$253

Wed 12/39:53 amLAS - DCA

1 stop6h 06mDelta

Wed 12/109:36 amDCA - LAS

1 stop7h 24mDelta

Deal found 10/21

$257

Fri 11/77:08 amLAS - DCA

1 stop26h 54mFrontier

Sun 11/98:15 amDCA - LAS

1 stop18h 14mFrontier

Deal found 10/19

$191

Wed 11/512:34 pmLAS - DCA

1 stop6h 25mFrontier

Fri 1/96:00 pmDCA - LAS

1 stop8h 42mFrontier

Deal found 10/21

$218

Tue 12/96:10 amLAS - DCA

1 stop6h 51mDelta

Fri 12/127:36 pmDCA - LAS

1 stop7h 51mDelta

Deal found 10/21

$257

Wed 11/512:34 pmLAS - DCA

1 stop6h 25mFrontier

Thu 12/258:00 amDCA - LAS

2 stops15h 40mFrontier

Deal found 10/21

$218

Tue 12/99:53 amLAS - DCA

1 stop6h 06mDelta

Mon 12/1512:02 pmDCA - LAS

1 stop7h 30mDelta

Deal found 10/21

$257

Thu 11/67:08 amLAS - DCA

1 stop6h 51mFrontier

Mon 1/56:00 pmDCA - LAS

1 stop8h 42mFrontier

Deal found 10/21

$220

Fri 12/56:10 amLAS - DCA

1 stop6h 51mDelta

Wed 12/109:36 amDCA - LAS

1 stop7h 24mDelta

Deal found 10/21

$257

Wed 11/512:34 pmLAS - DCA

1 stop6h 25mFrontier

Wed 12/248:00 amDCA - LAS

1 stop18h 42mFrontier

Deal found 10/21

$242

Last-minute flights from Las Vegas to Reagan-National
Discover last-minute flight deals from Las Vegas to Reagan-National. Data last updated October 22, 2025 and is based on user searches.

Sat 11/110:12 amLAS - DCA

1 stop8h 47mFrontier

Tue 11/46:00 pmDCA - LAS

1 stop8h 29mFrontier

Deal found 10/21

$194

Sun 11/212:59 amLAS - DCA

1 stop9h 03mFrontier

Sat 1/108:00 amDCA - LAS

1 stop10h 40mFrontier

Deal found 10/21

$193

Sun 11/212:59 amLAS - DCA

1 stop9h 03mFrontier

Thu 12/252:00 pmDCA - LAS

1 stop12h 42mFrontier

Deal found 10/21

$214

Mon 11/312:59 amLAS - DCA

1 stop13h 00mFrontier

Sat 12/136:00 pmDCA - LAS

1 stop8h 42mFrontier

Deal found 10/21

$196

Tue 11/412:59 amLAS - DCA

1 stop9h 03mFrontier

Sat 12/132:00 pmDCA - LAS

1 stop12h 42mFrontier

Deal found 10/21

$164

Tue 11/412:59 amLAS - DCA

1 stop9h 03mFrontier

Mon 1/126:00 pmDCA - LAS

1 stop8h 42mFrontier

Deal found 10/21

$185

Tue 11/412:34 pmLAS - DCA

1 stop6h 25mFrontier

Tue 1/68:00 amDCA - LAS

1 stop10h 40mFrontier

Deal found 10/21

$198

Tue 11/48:06 pmLAS - DCA

2 stops22h 53mFrontier

Sat 11/86:00 pmDCA - LAS

1 stop8h 29mFrontier

Deal found 10/20

$201

Tue 11/412:34 pmLAS - DCA

1 stop6h 25mFrontier

Thu 12/258:00 amDCA - LAS

2 stops15h 40mFrontier

Deal found 10/21

$218

Wed 11/512:59 amLAS - DCA

1 stop9h 03mFrontier

Mon 11/108:15 amDCA - LAS

1 stop8h 55mFrontier

Deal found 10/20

$170

Fri 11/77:08 amLAS - DCA

1 stop26h 54mFrontier

Sun 11/98:15 amDCA - LAS

1 stop18h 14mFrontier

Deal found 10/19

$191

Sun 11/96:00 amLAS - DCA

2 stops28h 02mFrontier

Sat 11/158:15 amDCA - LAS

1 stop10h 26mFrontier

Deal found 10/20

$212

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 October 22, 2025.

Fri 12/1210:32 pmLAS - DCA

2 stops20h 27mFrontier

Deal found 10/20

$116

Mon 11/39:11 pmLAS - DCA

2 stops36h 51mFrontier

Deal found 10/19

$117

Wed 11/1211:56 pmLAS - DCA

2 stops58h 06mFrontier

Deal found 10/20

$122

Tue 1/67:15 pmLAS - DCA

2 stops38h 51mFrontier

Deal found 10/20

$123

Tue 1/611:01 amLAS - DCA

1 stop9h 58mAmerican Airlines

Deal found 10/21

$124

Fri 2/1312:59 amLAS - DCA

1 stop9h 06mFrontier

Deal found 10/21

$125

Wed 11/197:33 pmLAS - DCA

2 stops38h 30mFrontier

Deal found 10/21

$126

Sat 12/1312:59 amLAS - DCA

1 stop7h 33mUnited Airlines

Deal found 10/21

$127

Sat 12/1311:11 amLAS - DCA

2 stops31h 48mFrontier

Deal found 10/20

$128

Tue 12/212:44 amLAS - DCA

1 stop8h 58mDelta

Deal found 10/21

$129

Fri 10/318:49 pmLAS - DCA

2 stops22h 10mFrontier

Deal found 10/21

$130

Tue 1/137:50 amLAS - DCA

1 stop6h 10mFrontier

Deal found 10/21

$131

Cheap flight deals from Las Vegas to Reagan-National

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$164 (Kiwi.com)
One-way from	$116 (Kiwi.com)
Popular in	October
Cheapest in	April
Average price	$494
Good round-trip deal	$632 or less
Good one-way deal	$268 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. 7% potential increase in price ($29 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 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

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

Wed 11/5

12:34 pm-9:59 pm

1 stop6h 25m

Washington, D.C. Reagan-National

Thu 1/8

2:00 pm-6:46 pm

1 stop7h 46m

$185

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Fri 11/7

7:08 am-1:02 pm

1 stop26h 54m

Washington, D.C. Reagan-National

Sun 11/9

8:15 am-11:29 pm

1 stop18h 14m

$191

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 11/5

12:34 pm-9:59 pm

1 stop6h 25m

Washington, D.C. Reagan-National

Fri 1/9

6:00 pm-11:42 pm

1 stop8h 42m

$218

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 11/5

12:34 pm-9:59 pm

1 stop6h 25m

Washington, D.C. Reagan-National

Thu 12/25

8:00 am-8:40 pm

2 stops15h 40m

$218

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 11/5

12:34 pm-9:59 pm

1 stop6h 25m

Washington, D.C. Reagan-National

Sat 1/10

5:09 pm-9:36 am

2 stops19h 27m

$220

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Thu 11/6

7:08 am-4:59 pm

1 stop6h 51m

Washington, D.C. Reagan-National

Mon 1/5

6:00 pm-11:42 pm

1 stop8h 42m

$220

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 11/5

12:34 pm-9:59 pm

1 stop6h 25m

Washington, D.C. Reagan-National

Wed 12/24

8:00 am-11:42 pm

1 stop18h 42m

$242

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Thu 2/19

12:59 am-11:35 am

1 stop7h 36m

Washington, D.C. Reagan-National

Tue 2/24

4:11 pm-8:31 pm

1 stop7h 20m

$253

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Wed 12/3

9:53 am-6:59 pm

1 stop6h 06m

Washington, D.C. Reagan-National

Wed 12/10

9:36 am-2:00 pm

1 stop7h 24m

$257

Las VegasWashington, D.C.

LAS - DCA

LASDCA

Las Vegas Harry Reid Intl

Tue 12/9

6:10 am-4:01 pm

1 stop6h 51m

Washington, D.C. Reagan-National

Fri 12/12

7:36 pm-12:27 am

1 stop7h 51m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 24 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 October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapOair	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 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

Prices

Delays

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, March is the cheapest month in which you can book a flight from Las Vegas to Washington, D.C. Reagan-National Airport (average of $114). Flying from Las Vegas to Washington, D.C. Reagan-National Airport in December is currently the most expensive (average of $262). 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?

When flying from Las Vegas to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Reagan-National

Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines 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.

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Southwest

8.0

Very good

4,235 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Delta

7.9

Good

7,981 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

United Airlines

7.4

Good

8,988 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

American Airlines

7.2

Good

11,029 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Frontier

5.8

Fair

3,129 reviews

Southwest

8.0

Very good

4,235 reviews

Reviews

1 / 20

2.0

Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 5 different airlines.
How long is the flight from Las Vegas to Washington, D.C. Reagan-National Airport?
There are many flights that can get you from Las Vegas to Washington, D.C. Reagan-National Airport in 6h 25m. Fly via Frontier to get the fastest option. The distance between Las Vegas and Washington, D.C. Reagan-National Airport is about 2082 mi.
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 $145. Other airlines that can offer you cheap pricing are American Airlines, from $233, and Southwest, from $254. Frontier is priced at 60% 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 United Airlines. According to our data, you can fly for as low as $127. Users have also found prices from $143 and $144 on Southwest and Alaska 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 $508, our data indicates the cheapest price to be $133. The most popular route (Las Vegas Harry Reid Intl - Washington, D.C. Reagan-National), is priced around $207.
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, March is the cheapest month in which you can book a flight from Las Vegas to Washington, D.C. Reagan-National Airport (average of $114). Flying from Las Vegas to Washington, D.C. Reagan-National Airport in December is currently the most expensive (average of $262). 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

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Hanover

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Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Las Vegas to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$145	Average$256	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$233	Average$457	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$254	Average$465	FlexibilityNo cancel fee	On-time63%
Delta	Cheapest$256	Average$318	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$289	Average$408	FlexibilityNo cancel fee	On-time69%

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$116+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.

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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 25 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

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 October 22, 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 October 22, 2025.

Cheap flight deals from Las Vegas to Reagan-National

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Best time to book a flight from Las Vegas to Reagan-National

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

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Reviews of airlines servicing Reagan-National

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.

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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 October 22, 2025.