How does KAYAK find such low prices on flights from District of Columbia to Las Vegas?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Las Vegas.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Las Vegas?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from District of Columbia to Las Vegas?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Las Vegas?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$97 CHEAP FLIGHTS from District of Columbia to Las Vegas

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Flight Deals

Cheap Flights from District of Columbia to Las Vegas

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from District of Columbia to Las Vegas

Tue, Nov 10 - Mon, Nov 16

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

8h 43m1 stop Denver Intl

6:45 am - 4:47 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

7h 02m1 stop Denver Intl

$160Frontier

Mon, Oct 19 - Thu, Oct 22

6:00 am - 8:04 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 04mnonstop

10:43 pm - 6:20 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 37mnonstop

$168Frontier

Sat, Nov 7 - Mon, Nov 9

6:46 pm - 9:51 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

18h 05m1 stop San Diego

12:38 am - 11:36 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

7h 58m1 stop Dallas/Fort Worth

$237Multiple Airlines

Mon, Nov 23 - Thu, Nov 26

6:39 pm - 11:54 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

8h 15m1 stop San Diego

9:47 pm - 5:10 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 23mnonstop

$240Multiple Airlines

Tue, Dec 15 - Wed, Dec 16

7:00 am - 1:55 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

9h 55m1 stop Seattle/Tacoma Intl

7:52 am - 5:39 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

6h 47m1 stop San Diego

$247Alaska Airlines

Tue, Jan 5 - Tue, Jan 12

6:53 pm - 11:44 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

7h 51m1 stop San Diego

3:31 pm - 5:50 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

23h 19m1 stop San Diego

$247Alaska Airlines

Wed, Dec 2 - Wed, Dec 9

6:15 am - 12:26 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 11m1 stop New York John F Kennedy Intl

9:58 am - 10:52 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 54m1 stop New York John F Kennedy Intl

$261JetBlue

Tue, Oct 20 - Sat, Nov 14

6:00 pm - 8:08 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 08mnonstop

7:40 am - 3:08 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 28mnonstop

$267United Airlines

Sat, Nov 7 - Tue, Nov 10

5:40 pm - 7:58 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 18mnonstop

7:40 am - 3:08 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 28mnonstop

$267United Airlines

Sat, Dec 5 - Mon, Dec 7

4:45 pm - 10:49 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 04m1 stop Boston Logan Intl

11:59 pm - 12:10 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 11m1 stop Boston Logan Intl

$268JetBlue

Recent last minute flight deals from District of Columbia to Las Vegas

Tue, Sep 15 - Wed, Sep 16

6:00 am - 7:58 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

4h 58mnonstop

12:59 am - 11:33 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

7h 34m1 stop Dallas/Fort Worth

$212Frontier

Wed, Sep 16 - Sat, Oct 3

6:00 am - 7:58 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

4h 58mnonstop

10:46 pm - 6:20 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 34mnonstop

$226Frontier

Wed, Sep 16 - Sat, Oct 3

6:00 am - 7:58 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

4h 58mnonstop

7:04 am - 5:50 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

7h 46m1 stop San Diego

$338Multiple Airlines

Sat, Sep 19 - Sat, Oct 3

6:00 am - 7:58 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

4h 58mnonstop

7:04 am - 5:50 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

7h 46m1 stop San Diego

$359Multiple Airlines

Sat, Sep 19 - Sat, Oct 3

4:35 pm - 10:47 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 12m1 stop Fort Lauderdale

11:30 am - 11:17 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

8h 47m1 stop Fort Lauderdale

$365JetBlue

Sat, Sep 19 - Wed, Sep 23

4:35 pm - 10:47 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 12m1 stop Fort Lauderdale

7:00 am - 9:07 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

11h 07m1 stop Fort Lauderdale

$408JetBlue

Wed, Sep 16 - Sat, Oct 3

6:10 am - 10:44 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

7h 34m1 stop Minneapolis St Paul

2:44 pm - 12:41 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

6h 57m1 stop Atlanta Hartsfield-Jackson

$442Delta

Sat, Sep 19 - Sat, Oct 3

5:15 pm - 9:05 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

6h 50m1 stop Detroit Metropolitan Wayne County

1:42 pm - 11:23 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

6h 41m1 stop Minneapolis St Paul

$442Delta

Tue, Sep 15 - Wed, Sep 16

9:03 am - 5:33 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

11h 30m1 stop Seattle/Tacoma Intl

7:00 am - 6:14 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

8h 14m1 stop San Diego

$455Alaska Airlines

Sat, Sep 19 - Tue, Sep 22

7:47 pm - 9:42 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

16h 55m1 stop San Diego

10:30 am - 11:59 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

10h 29m1 stop Seattle/Tacoma Intl

$455Alaska Airlines

Recent direct flight deals from District of Columbia to Las Vegas

Mon, Oct 19 - Thu, Oct 22

6:00 am - 8:04 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 04mnonstop

10:43 pm - 6:20 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 37mnonstop

$168Frontier

Mon, Oct 5 - Thu, Oct 8

6:00 am - 7:58 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

4h 58mnonstop

10:43 pm - 6:20 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 37mnonstop

$192Frontier

Mon, Nov 23 - Thu, Nov 26

1:09 pm - 3:31 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 22mnonstop

9:47 pm - 5:10 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 23mnonstop

$193Frontier

Tue, Oct 20 - Sat, Nov 14

6:00 pm - 8:08 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 08mnonstop

7:40 am - 3:08 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 28mnonstop

$267United Airlines

Sat, Nov 7 - Tue, Nov 10

5:40 pm - 7:58 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 18mnonstop

7:40 am - 3:08 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 28mnonstop

$267United Airlines

Sat, Nov 14 - Tue, Nov 17

2:35 pm - 4:55 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 20mnonstop

9:25 am - 4:45 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 20mnonstop

$267Southwest

Sat, Nov 14 - Tue, Nov 17

2:35 pm - 4:55 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 20mnonstop

9:25 am - 4:45 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 20mnonstop

$268Southwest

Sat, Dec 5 - Wed, Dec 9

2:35 pm - 4:55 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 20mnonstop

9:25 am - 4:45 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 20mnonstop

$268Southwest

Thu, Jan 28 - Mon, Feb 1

8:00 am - 10:28 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 28mnonstop

12:02 pm - 7:37 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 35mnonstop

$289American Airlines

Wed, Oct 7 - Wed, Oct 14

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

5h 21mnonstop

12:10 pm - 7:50 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 40mnonstop

$289American Airlines

Useful Info

Low season	August
High season	October
Cheapest flight	$97

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly with an average 2% increase in price.

Flight from Washington Dulles Airport to Las Vegas

How does KAYAK find such low prices on flights from District of Columbia to Las Vegas?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Las Vegas.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Las Vegas?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Las Vegas from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from District of Columbia to Las Vegas?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Las Vegas with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Las Vegas?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Las Vegas from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.