What airlines fly to Washington, D.C. Reagan-National Airport?

Southwest, American Airlines and Frontier are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Las Vegas according to our data. Southwest is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 6 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.

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

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

What is the cheapest airline that flies from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National?

Alaska Airlines, Southwest, and JetBlue are the most popular carriers operating from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National

Which layover airport offers the lowest fares from Las Vegas to Washington, D.C. Reagan-National Airport?

Flights via Denver (DEN) offer the lowest average round-trip price of $351.

Which layover airport has the shortest travel time from Las Vegas to Washington, D.C. Reagan-National Airport?

Flights connecting via Kansas City (MCI) have the shortest average one-way travel time: 6h 05m.

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

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

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

Historically, on average around 19% of flights between Las Vegas and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 129 minutes.

Which layover airport has the shortest connection time from Las Vegas to Washington, D.C. Reagan-National Airport?

Kansas City (MCI) has the shortest average layover time for this route: 0h 55m.

Which airport is the most popular layover for flights between Las Vegas and Washington, D.C. Reagan-National Airport?

Denver (DEN) was the most common stop: 90% of momondo users choosing 1-stop flights on this route connected there.

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

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport?

Prices for flights from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport were last updated today.

How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport?

The number of operators available for flights from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport is 6 as of September 2026.

How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport.

What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$128 Cheap Flights from Las Vegas to Washington, D.C. Reagan-National Airport in 2026/27

Q: How many flights depart from Las Vegas to Washington, D.C. Reagan-National Airport on average per week?

The number of flights available between Las Vegas and Washington, D.C. Reagan-National Airport is 6 per week as of September 2026. The most frequent departure day is Mon, with 67% of weekly flights leaving on this day.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Las Vegas to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:29 pm - 10:59 amLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 30m1 stop Fort Lauderdale

6:15 am - 1:12 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 57m1 stop New York John F Kennedy Intl

$231JetBlue

Sat, Oct 31 - Tue, Nov 3

11:59 pm - 11:10 amLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

8h 11m1 stop Boston Logan Intl

4:49 pm - 10:49 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 00m1 stop Fort Lauderdale

$231JetBlue

Wed, Nov 4 - Sat, Nov 7

8:24 pm - 4:20 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

16h 56m1 stop Seattle/Tacoma Intl

10:59 am - 6:19 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

10h 20m1 stop San Diego

$257Alaska Airlines

Fri, Nov 6 - Tue, Nov 10

8:36 pm - 4:00 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

16h 24m1 stop Portland

10:59 am - 4:21 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

8h 22m1 stop San Diego

$257Alaska Airlines

Mon, Oct 26 - Tue, Nov 3

6:45 am - 12:04 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

26h 19m1 stop Denver Intl

7:00 am - 8:32 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

28h 32m1 stop Denver Intl

$274Frontier

Thu, Oct 22 - Thu, Oct 29

1:35 pm - 9:00 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 25mnonstop

5:35 pm - 8:00 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 25mnonstop

$277Southwest

Sat, Nov 14 - Tue, Nov 17

1:05 pm - 8:40 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 35mnonstop

5:35 pm - 8:00 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 25mnonstop

$277Southwest

Sat, Oct 31 - Tue, Nov 3

6:12 am - 4:55 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

7h 43m1 stop Denver Intl

6:00 pm - 11:50 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

8h 50m1 stop Denver Intl

$284Frontier

Sat, Dec 12 - Tue, Dec 15

12:06 pm - 7:35 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 29mnonstop

8:00 am - 10:31 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 31mnonstop

$297American Airlines

Thu, Dec 10 - Sat, Dec 12

11:51 am - 7:31 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 40mnonstop

8:00 am - 10:27 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 27mnonstop

$297American Airlines

Sat, Oct 31 - Sun, Nov 8

Cheap last minute flights

Enter your travel dates to find the best prices.

11:52 am - 9:59 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

7h 07m1 stop Denver Intl

6:00 pm - 11:43 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

8h 43m1 stop Denver Intl

$186Frontier

Fri, Oct 2 - Sat, Oct 3

3:10 pm - 12:11 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

18h 01m1 stop Denver Intl

7:00 am - 11:43 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

19h 43m1 stop Denver Intl

$359Frontier

Wed, Sep 30 - Fri, Oct 30

10:23 am - 9:00 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

7h 37m1 stop San Diego

1:06 pm - 7:38 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 32m1 stop Denver Intl

$465Multiple Airlines

Fri, Oct 2 - Sat, Oct 3

11:41 am - 7:35 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 54mnonstop

7:37 am - 9:58 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 21mnonstop

$476American Airlines

Wed, Sep 30 - Fri, Oct 30

10:41 pm - 10:49 amLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 08m1 stop Charlotte Douglas

7:37 am - 9:58 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 21mnonstop

$486American Airlines

Wed, Sep 30 - Fri, Oct 30

6:45 am - 4:59 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

7h 14m1 stop Denver Intl

6:00 pm - 6:22 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

15h 22m2 stops Denver Intl Minneapolis St Paul

$552Multiple Airlines

Fri, Oct 2 - Sat, Oct 3

10:17 pm - 8:38 amLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

7h 21m1 stop Cincinnati Cinci./N. Kentucky

7:45 am - 11:48 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

7h 03m1 stop Minneapolis St Paul

$555Delta

Wed, Sep 30 - Wed, Oct 7

10:17 pm - 8:38 amLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

7h 21m1 stop Cincinnati Cinci./N. Kentucky

2:00 pm - 8:09 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 09m1 stop Atlanta Hartsfield-Jackson

$555Delta

Wed, Sep 30 - Sat, Oct 3

12:40 pm - 8:15 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 35mnonstop

5:15 pm - 7:30 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 15mnonstop

$624Southwest

Sat, Oct 3 - Sun, Oct 4

8:05 am - 8:50 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 45m1 stop Austin Bergstrom

6:10 am - 12:05 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

8h 55m2 stops Dallas Love Field Lubbock

$649Southwest

Sat, Oct 3 - Sun, Oct 4

Cheap direct flights

Enter your travel dates to find the best prices.

1:35 pm - 9:00 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 25mnonstop

5:35 pm - 8:00 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 25mnonstop

$277Southwest

Sat, Nov 14 - Tue, Nov 17

1:05 pm - 8:40 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 35mnonstop

5:35 pm - 8:00 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 25mnonstop

$277Southwest

Sat, Oct 31 - Tue, Nov 3

12:06 pm - 7:35 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 29mnonstop

8:00 am - 10:31 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 31mnonstop

$297American Airlines

Thu, Dec 10 - Sat, Dec 12

11:51 am - 7:31 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 40mnonstop

8:00 am - 10:27 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 27mnonstop

$297American Airlines

Sat, Oct 31 - Sun, Nov 8

1:35 pm - 9:00 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 25mnonstop

5:35 pm - 8:00 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 25mnonstop

$297Southwest

Sat, Nov 14 - Mon, Nov 16

12:02 pm - 7:35 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 33mnonstop

8:00 am - 10:27 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 27mnonstop

$297American Airlines

Wed, Nov 4 - Sun, Nov 8

9:05 am - 4:25 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 20mnonstop

5:35 pm - 8:00 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 25mnonstop

$317Southwest

Fri, Dec 11 - Mon, Dec 14

9:05 am - 4:25 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 20mnonstop

5:35 pm - 8:00 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 25mnonstop

$317Southwest

Fri, Nov 13 - Mon, Nov 16

12:02 pm - 7:35 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 33mnonstop

8:00 am - 10:27 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 27mnonstop

$317American Airlines

Thu, Dec 10 - Sun, Dec 13

12:02 pm - 7:35 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 33mnonstop

8:00 am - 10:27 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 27mnonstop

$317American Airlines

Thu, Dec 10 - Sun, Dec 13

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JetBlue flights from Las Vegas to Washington, D.C. Reagan-National Airport

Our best JetBlue deals on Las Vegas to Washington, D.C. Reagan-National Airport flight tickets

JetBlue

Oct 31

LAS10:29 pmLas Vegas Harry Reid Intl

9h 30m

1 stop

DCA10:59 amWashington, D.C. Reagan-National

Nov 3

DCA6:15 amWashington, D.C. Reagan-National

9h 57m

1 stop

LAS1:12 pmLas Vegas Harry Reid Intl

$231

JetBlue

Oct 27

LAS10:29 pmLas Vegas Harry Reid Intl

8h 30m

1 stop

DCA9:59 amWashington, D.C. Reagan-National

Oct 31

DCA4:49 pmWashington, D.C. Reagan-National

9h 00m

1 stop

LAS10:49 pmLas Vegas Harry Reid Intl

$250

JetBlue

Nov 11

LAS10:25 pmLas Vegas Harry Reid Intl

8h 23m

1 stop

DCA9:48 amWashington, D.C. Reagan-National

Nov 18

DCA4:49 pmWashington, D.C. Reagan-National

9h 00m

1 stop

LAS10:49 pmLas Vegas Harry Reid Intl

$253

Alaska Airlines flights from Las Vegas to Washington, D.C. Reagan-National Airport

Our best Alaska Airlines deals on Las Vegas to Washington, D.C. Reagan-National Airport flight tickets

Alaska Airlines

Oct 26

LAS8:36 pmLas Vegas Harry Reid Intl

16h 24m

1 stop

DCA4:00 pmWashington, D.C. Reagan-National

Nov 3

DCA10:59 amWashington, D.C. Reagan-National

8h 22m

1 stop

LAS4:21 pmLas Vegas Harry Reid Intl

$257

Alaska Airlines

Oct 26

LAS8:36 pmLas Vegas Harry Reid Intl

16h 24m

1 stop

DCA4:00 pmWashington, D.C. Reagan-National

Nov 3

DCA10:59 amWashington, D.C. Reagan-National

8h 22m

1 stop

LAS4:21 pmLas Vegas Harry Reid Intl

$264

Alaska Airlines

Oct 26

LAS8:36 pmLas Vegas Harry Reid Intl

16h 24m

1 stop

DCA4:00 pmWashington, D.C. Reagan-National

Nov 3

DCA10:59 amWashington, D.C. Reagan-National

8h 22m

1 stop

LAS4:21 pmLas Vegas Harry Reid Intl

$265

momondo 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

Cheapest round-trip

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Sat 10/31

10:29 pm-10:59 am

1 stop9h 30m

Washington, D.C. Reagan-National

Tue 11/3

6:15 am-1:12 pm

1 stop9h 57m

$231

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Wed 11/4

11:59 pm-11:10 am

1 stop8h 11m

Washington, D.C. Reagan-National

Sat 11/7

4:49 pm-10:49 pm

1 stop9h 00m

$231

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Fri 11/6

8:24 pm-4:20 pm

1 stop16h 56m

Washington, D.C. Reagan-National

Tue 11/10

10:59 am-6:19 pm

1 stop10h 20m

$257

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Mon 10/26

8:36 pm-4:00 pm

1 stop16h 24m

Washington, D.C. Reagan-National

Tue 11/3

10:59 am-4:21 pm

1 stop8h 22m

$257

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Thu 10/22

6:45 am-12:04 pm

1 stop26h 19m

Washington, D.C. Reagan-National

Thu 10/29

7:00 am-8:32 am

1 stop28h 32m

$274

Quickest round-trip

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Sat 11/14

1:35 pm-9:00 pm

Nonstop4h 25m

Washington, D.C. Reagan-National

Tue 11/17

5:35 pm-8:00 pm

Nonstop5h 25m

$277

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Sat 10/31

1:05 pm-8:40 pm

Nonstop4h 35m

Washington, D.C. Reagan-National

Tue 11/3

5:35 pm-8:00 pm

Nonstop5h 25m

$277

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Sat 12/12

6:12 am-4:55 pm

1 stop7h 43m

Washington, D.C. Reagan-National

Tue 12/15

6:00 pm-11:50 pm

1 stop8h 50m

$284

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Thu 12/10

12:06 pm-7:35 pm

Nonstop4h 29m

Washington, D.C. Reagan-National

Sat 12/12

8:00 am-10:31 am

Nonstop5h 31m

$297

Las VegasWashington, D.C.

LAS Las Vegas Harry Reid Intl - DCA Washington, D.C. Reagan-National

LASDCA

Las Vegas Harry Reid Intl

Sat 10/31

11:51 am-7:31 pm

Nonstop4h 40m

Washington, D.C. Reagan-National

Sun 11/8

8:00 am-10:27 am

Nonstop5h 27m

$297

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Las Vegas to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Layovers

Other information

What is the typical price of a round-trip flight between Las Vegas and Washington, D.C. Reagan-National Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $346 to $649.
The lowest price recently found on this route was $231.

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

The month of December is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Las Vegas, with most prices found around $258. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of December, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $417.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Las Vegas to Washington, D.C. Reagan-National Airport is on a Tuesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Tuesday will often find tickets for as low as $506. Flights from Las Vegas to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $856. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Las Vegas to Washington, D.C. Reagan-National Airport flights are usually those with departure times at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $501. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $591.

What is the cheapest Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National flight route?

Fly from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National for the best Las Vegas Harry Reid Intl - Washington, D.C. Reagan-National flight prices

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $480 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Las Vegas for as low as $314 on momondo.

What cabin class options are available on Las Vegas to Washington, D.C. Reagan-National Airport flights?

There are 3 cabin classes available to choose from on Las Vegas to Washington, D.C. Reagan-National Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Las Vegas to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 12% on your flight if you consider stops on a Las Vegas to Washington, D.C. Reagan-National Airport flight.

How have Las Vegas to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of September 2026, prices for Las Vegas to Washington, D.C. Reagan-National Airport flights are approximately 68% more expensive when compared to flights at the same time last year.

When to book flights from Las Vegas to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Las Vegas to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Las Vegas to Washington, D.C. Reagan-National Airport (LAS to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Las Vegas to Washington, D.C. Reagan-National Airport

Best Price Found	$128
Fastest flight time	4h 20m
Direct flights	Every day

The best one-way flight to Washington, D.C. Reagan-National Airport from Las Vegas in the past 72 hours is $128. The best round-trip flight deal from Las Vegas to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $231.

The fastest flight from Las Vegas to Washington, D.C. Reagan-National Airport takes 4h 20m

Direct flights go from Las Vegas to Washington, D.C. Reagan-National Airport every day.

Search flight deals

Frequently asked questions about flying from Las Vegas to Washington, D.C. Reagan-National Airport

How far is Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National by plane?
The straight-line distance from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National is 2079.7 mi. In terms of flight time, this usually takes a little over 4h 20m.
When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport?
Prices for flights from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport were last updated today.
How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport?
The number of operators available for flights from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport is 6 as of September 2026.
How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Las Vegas to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Las Vegas to Washington, D.C. Reagan-National Airport is Boeing 737 MAX 8 (44.98% of total bookings). The next most popular plane models are Airbus A321neo (12.44%), Boeing 737 (11.48%), and Airbus A320neo (9.09%).
What is the most popular airline from Las Vegas to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Las Vegas to Washington, D.C. Reagan-National Airport is Southwest (34% of total bookings). The next most popular airlines are American Airlines (29%), Frontier (28%), and JetBlue (3%).

Best airlines flying from Las Vegas to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Las Vegas to Washington, D.C. Reagan-National Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $134	Free Cancellation	Rating 7.8 8,610 reviews	Search Delta flights
Frontier	PriceFrom $144	Free Cancellation	Rating 5.6 2,568 reviews	Search Frontier flights
United Airlines	PriceFrom $234	Free Cancellation	Rating 7.4 10,251 reviews	Search United Airlines flights
American Airlines	PriceFrom $242	Free Cancellation	Rating 7.0 12,096 reviews	Search American Airlines flights
Southwest	PriceFrom $258	Free Cancellation	Rating 8.0 4,200 reviews	Search Southwest flights
JetBlue	PriceFrom $286	Free Cancellation	Rating 7.1 3,041 reviews	Search JetBlue flights

Southwest Flights From Las Vegas to Washington, D.C. Reagan-National Airport
Across 2 Southwest flights from Las Vegas to Washington, D.C. Reagan-National Airport this week, the average price was $611, with the best Southwest deals starting from $258 round-trip. 4,201 users have rated Southwest on momondo, with an average score of 8.0/10.
United Airlines Flights From Las Vegas to Washington, D.C. Reagan-National Airport
$234 is the best United Airlines flight deal from Las Vegas to Washington, D.C. Reagan-National Airport found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $458, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 10,251 user reviews) flies into Washington, D.C. Reagan-National Airport from Las Vegas 1 time in an average week so prices can vary.

Alexandria

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Cheap flights from Las Vegas to Washington, D.C. from $128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to Washington, D.C. departing on 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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JetBlue flights from Las Vegas to Washington, D.C. Reagan-National Airport

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An easier way to manage your Washington, D.C. Reagan-National Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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