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Cheap flights from Washington, D.C. Reagan-National Airport to Las Vegas from C$ 168

DCA — LAS
20 Oct — 27 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Reagan-National to Las Vegas

Enter your travel dates to find the best prices.

Cheapest flights from Reagan-National to Las Vegas

Sat 7/114:49 p.m. -
1 stop9h 00m
Tue 10/118:58 p.m. -
1 stop8h 01m
Deal found 18/9C$ 341
Sat 31/104:49 p.m. -
1 stop9h 00m
Wed 4/1111:38 a.m. -
1 stop8h 46m
Deal found 19/9C$ 344
Tue 3/114:49 p.m. -
1 stop9h 00m
Tue 10/118:58 p.m. -
1 stop9h 50m
Deal found 19/9C$ 345
Tue 13/104:50 p.m. -
1 stop8h 59m
Tue 20/107:00 a.m. -
1 stop11h 07m
Deal found 17/9C$ 354
Wed 2/123:35 p.m. -
1 stop8h 35m
Tue 8/1211:59 p.m. -
1 stop9h 11m
Deal found 18/9C$ 355
Tue 17/114:49 p.m. -
1 stop9h 00m
Wed 25/119:55 a.m. -
1 stop9h 57m
Deal found 19/9C$ 357
Tue 27/104:49 p.m. -
1 stop9h 00m
Sat 31/1011:38 a.m. -
1 stop8h 46m
Deal found 19/9C$ 361
Sat 12/124:45 p.m. -
1 stop9h 04m
Tue 15/1211:59 p.m. -
1 stop9h 11m
Deal found 15/9C$ 365
Wed 2/1212:01 p.m. -
1 stop11h 16m
Sat 5/1211:59 p.m. -
1 stop9h 11m
Deal found 18/9C$ 368
Sat 7/114:49 p.m. -
1 stop9h 00m
Mon 9/118:58 p.m. -
1 stop8h 01m
Deal found 18/9C$ 369

Find flight deals from Reagan-National to Las Vegas

Round-trip from

C$ 341

One-way from

C$ 168

Popular in

September

Cheapest in

August

Average price

C$ 819
JetBlue
  • JetBlue
  • 7/11-10/11
  • 2 total stops
  • 17h 01m total
  • Washington, D.C. to Las Vegas
Search Deals
Frontier
  • Frontier
  • 7/10-31/12
  • 1 total stop
  • 19h 43m total
  • Washington, D.C. to Las Vegas
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 16 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Wed 4/11

6:15 a.m.-1:12 p.m.

1 stop9h 57m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 178

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Tue 13/10

4:50 p.m.-10:49 p.m.

1 stop8h 59m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 187

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Tue 17/11

4:49 p.m.-10:49 p.m.

1 stop9h 00m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 187
Quickest round-trip

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Wed 4/11

5:35 p.m.-8:00 p.m.

Nonstop5h 25m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 194

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Mon 16/11

2:06 p.m.-8:28 p.m.

1 stop9h 22m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 199

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Sun 1/11

3:54 p.m.-11:40 p.m.

1 stop10h 46m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 207

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Mon 26/10

5:05 p.m.-10:27 p.m.

1 stop8h 22m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 236

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Fri 30/10

10:58 a.m.-6:29 p.m.

1 stop10h 31m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 249

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Thu 12/11

4:05 p.m.-10:05 p.m.

2 stops9h 00m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 256

Washington, D.C.Las Vegas

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

DCALAS

Washington, D.C. Reagan-National

Mon 23/11

10:58 a.m.-6:29 p.m.

1 stop10h 31m

Las Vegas Harry Reid Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 271

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/9

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Reagan-National to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Reagan-National with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

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

To ensure you get the cheapest price possible for a flight from Washington, D.C. Reagan-National Airport to Las Vegas, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Las Vegas (average of C$ 552). Flying from Washington, D.C. Reagan-National Airport to Las Vegas in September is currently the most expensive (average of C$ 819). 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 DCA to LAS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Las Vegas as you normally would.

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Las Vegas?

Airfare is below average for this route at the moment.

Washington, D.C. Reagan-National Airport to Las Vegas flights typically cost between C$ 603 and C$ 1,004 in November.
The cheapest round-trip price found within the last 5 days was C$ 341 on JetBlue (7 Nov-10 Nov).

Related info for your journey

  • What airport do you fly into for flights to Las Vegas from Washington, D.C. Reagan-National?

    For a flight from Washington, D.C. Reagan-National to Las Vegas, you will be flying into Harry Reid Intl. Las Vegas Harry Reid Intl (LAS) is just 10.0 km from the centre of the city. Harry Reid Intl is the only Las Vegas airport and it handles 2 inbound flights from Washington, D.C. Reagan-National per day. 0 airlines have flights to Las Vegas Harry Reid Intl from Washington, D.C. Reagan-National on a regular basis.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Las Vegas?

    For as low as C$ 387, Southwest can have you in Las Vegas from Washington, D.C. Reagan-National Airport in 5h 25m. The distance from Washington, D.C. Reagan-National Airport to Las Vegas is about 3351 km. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Las Vegas (average of C$ 552). Flying from Washington, D.C. Reagan-National Airport to Las Vegas in September is currently the most expensive (average of C$ 819). 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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Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Las Vegas from Reagan-National today and book when prices fit your budget.

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