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.

$131 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

Thu, Dec 3 - Mon, Dec 7

8:33 pm - 8:34 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

15h 01m1 stop Orlando

11:43 pm - 2:49 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

12h 06m1 stop Atlanta Hartsfield-Jackson

$281Frontier

Fri, Dec 4 - Sun, Dec 6

10:33 pm - 11:20 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

15h 47m1 stop Atlanta Hartsfield-Jackson

11:43 pm - 2:49 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

12h 06m1 stop Atlanta Hartsfield-Jackson

$281Frontier

Sun, Dec 6 - Thu, Dec 10

10:59 am - 7:28 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

11h 29m1 stop San Diego

10:32 am - 9:59 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

8h 27m1 stop Denver Intl

$282Multiple Airlines

Fri, Dec 4 - Mon, Dec 7

6:59 pm - 8:38 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

16h 39m1 stop San Francisco

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

7h 43m1 stop Denver Intl

$282Multiple Airlines

Sat, Jan 16 - Wed, Jan 20

2:50 pm - 10:49 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

10h 59m1 stop Boston Logan Intl

10:20 pm - 9:58 amLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

8h 38m1 stop Orlando

$283JetBlue

Sat, Jan 16 - Wed, Jan 20

2:50 pm - 10:49 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

10h 59m1 stop Boston Logan Intl

10:20 pm - 9:58 amLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

8h 38m1 stop Orlando

$283JetBlue

Wed, Jan 27 - Sat, Jan 30

4:45 pm - 7:10 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 25mnonstop

6:45 am - 3:55 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

6h 10m1 stop Chicago Midway

$283Southwest

Thu, Jan 28 - Mon, Feb 1

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

7h 51m1 stop San Diego

7:25 pm - 5:50 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

19h 25m1 stop San Diego

$285Alaska Airlines

Sat, Dec 5 - Sat, Dec 5

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

5h 20mnonstop

11:35 pm - 8:20 amLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

5h 45m1 stop Nashville Intl

$287Southwest

Sun, Jan 17 - Thu, Feb 4

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

7h 51m1 stop San Diego

8:02 am - 5:50 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

6h 48m1 stop San Diego

$291Alaska Airlines

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

Tue, Nov 3 - Tue, Nov 17

6:07 pm - 11:08 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

8h 01m1 stop Atlanta Hartsfield-Jackson

11:44 am - 11:43 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

8h 59m1 stop Atlanta Hartsfield-Jackson

$282Frontier

Thu, Nov 5 - Wed, Nov 11

10:03 am - 10:48 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

15h 45m1 stop Knoxville McGhee Tyson

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

7h 58m1 stop Dallas/Fort Worth

$290Multiple Airlines

Thu, Nov 5 - Mon, Nov 9

12:31 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

13h 54m1 stop Dallas/Fort Worth

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

7h 58m1 stop Dallas/Fort Worth

$317Frontier

Thu, Nov 5 - Thu, Nov 12

10:03 am - 10:48 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

15h 45m1 stop Knoxville McGhee Tyson

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

7h 58m1 stop Dallas/Fort Worth

$354Multiple Airlines

Tue, Nov 3 - Tue, Nov 17

7:18 am - 2:54 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

10h 36m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

8:35 am - 11:30 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

11h 55m1 stop Dallas/Fort Worth

$449American Airlines

Tue, Nov 3 - Tue, Nov 17

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

5h 27mnonstop

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

4h 33mnonstop

$455American Airlines

Thu, Nov 5 - Tue, Nov 10

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

8h 22m1 stop San Diego

8:10 am - 9:00 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 50m1 stop San Diego

$485Alaska Airlines

Wed, Nov 4 - Fri, Nov 13

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

10h 20m1 stop San Diego

10:31 am - 9:00 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

7h 29m1 stop San Diego

$492Alaska Airlines

Wed, Nov 4 - Sun, Nov 8

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

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

8h 11m1 stop Boston Logan Intl

$492JetBlue

Tue, Nov 3 - Fri, Nov 6

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

9h 00m1 stop Fort Lauderdale

11:04 am - 10:15 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

8h 11m1 stop New York John F Kennedy Intl

$492JetBlue

Recent direct flight deals from District of Columbia to Las Vegas

Sat, Dec 19 - Fri, Dec 25

9:10 pm - 11:27 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 17mnonstop

10:39 pm - 6:07 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 28mnonstop

$284Frontier

Tue, Nov 24 - Tue, Nov 24

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

$286Frontier

Tue, Nov 24 - Thu, Nov 26

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

5h 22mnonstop

9:12 pm - 4:35 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 23mnonstop

$286Frontier

Mon, Dec 7 - Sat, Dec 12

7:59 am - 10:30 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 31mnonstop

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

4h 29mnonstop

$291American Airlines

Mon, Feb 1 - Wed, Feb 3

4:45 pm - 7:10 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 25mnonstop

10:50 am - 6:15 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 25mnonstop

$291Southwest

Sat, Dec 5 - Thu, Dec 10

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

$291Southwest

Sat, Dec 5 - Mon, Dec 7

12:35 pm - 2:52 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 17mnonstop

11:59 pm - 7:21 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 22mnonstop

$291United Airlines

Wed, Jan 20 - Thu, Jan 28

6:00 pm - 8:27 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 27mnonstop

11:30 pm - 6:59 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 29mnonstop

$291United Airlines

Sun, Jan 17 - Sat, Jan 23

8:00 am - 10:30 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 30mnonstop

11:59 am - 7:29 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 30mnonstop

$297American Airlines

Sun, Jan 17 - Wed, Jan 20

8:00 am - 10:30 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 30mnonstop

11:59 am - 7:29 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 30mnonstop

$297American Airlines

Useful Info

Low season	August
High season	April
Cheapest flight	$131

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