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.

$100 CHEAP FLIGHTS from District of Columbia to Las Vegas

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

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

Sat, Oct 24 - Mon, Oct 26

9:06 pm - 10:52 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

28h 46m1 stop Atlanta Hartsfield-Jackson

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

4h 37mnonstop

$182Frontier

Sun, Oct 11 - Wed, Oct 14

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

5h 04mnonstop

12:40 am - 11:34 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

7h 54m1 stop Dallas/Fort Worth

$184Frontier

Sun, Nov 1 - Wed, Nov 4

8:16 am - 10:44 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

17h 28m1 stop Knoxville McGhee Tyson

9:43 pm - 11:43 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

23h 00m1 stop Atlanta Hartsfield-Jackson

$245Multiple Airlines

Sun, Nov 1 - Mon, Nov 2

8:16 am - 10:44 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

17h 28m1 stop Knoxville McGhee Tyson

12:01 am - 11:43 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

20h 42m2 stops Houston George Bush Intcntl Atlanta Hartsfield-Jackson

$250Multiple Airlines

Wed, Feb 3 - Wed, Feb 10

10:59 am - 6:42 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

10h 43m1 stop San Diego

9:00 am - 9:59 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 59m1 stop Seattle/Tacoma Intl

$341Alaska Airlines

Sat, Jan 23 - Tue, Jan 26

10:59 am - 6:42 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

10h 43m1 stop San Diego

7:00 am - 9:59 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

11h 59m1 stop Seattle/Tacoma Intl

$341Alaska Airlines

Tue, Nov 17 - Wed, Nov 25

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

5h 27mnonstop

12:07 pm - 7:35 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 28mnonstop

$347American Airlines

Tue, Dec 8 - Tue, Dec 15

12:01 pm - 8:48 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

11h 47m1 stop Fort Lauderdale

9:35 am - 9:08 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

8h 33m1 stop Fort Lauderdale

$349JetBlue

Wed, Dec 9 - Tue, Dec 15

12:01 pm - 8:48 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

11h 47m1 stop Fort Lauderdale

9:35 am - 9:08 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

8h 33m1 stop Fort Lauderdale

$349JetBlue

Wed, Nov 4 - Sat, Nov 7

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

$353American Airlines

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

Mon, Sep 14 - Fri, Sep 18

6:00 pm - 11:44 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

8h 44m1 stop Denver Intl

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

7h 14m1 stop Denver Intl

$190Frontier

Sun, Sep 13 - Thu, Sep 17

7:00 am - 10:46 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

6h 46m1 stop Denver Intl

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

7h 07m1 stop Denver Intl

$197Frontier

Tue, Sep 15 - Thu, Sep 24

8:00 am - 1:08 pmIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

8h 08m1 stop Provo

7:30 am - 12:10 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

13h 40m1 stop Atlanta Hartsfield-Jackson

$353Multiple Airlines

Sat, Sep 12 - Tue, Sep 22

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

4h 58mnonstop

9:25 am - 2:09 pmLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

25h 44m1 stop Provo

$365Multiple Airlines

Fri, Sep 11 - Tue, Sep 15

5:00 pm - 11:17 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 17m1 stop Seattle/Tacoma Intl

8:45 am - 9:00 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 15m1 stop San Diego

$464Alaska Airlines

Fri, Sep 11 - Wed, Sep 16

5:00 pm - 11:17 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

9h 17m1 stop Seattle/Tacoma Intl

8:45 am - 9:00 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 15m1 stop San Diego

$464Alaska Airlines

Sat, Sep 12 - Tue, Sep 15

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

5h 10mnonstop

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

4h 54mnonstop

$515American Airlines

Tue, Sep 15 - Sat, Sep 19

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

5h 10mnonstop

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

4h 54mnonstop

$515American Airlines

Sat, Sep 12 - Tue, Sep 15

7:00 am - 9:10 amDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

5h 10mnonstop

11:00 am - 8:10 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

6h 10m1 stop Milwaukee-Mitchell

$525Southwest

Sat, Sep 12 - Tue, Sep 15

11:55 am - 7:30 pmDCA Washington, D.C. Reagan-National-LAS Las Vegas Harry Reid Intl

10h 35m1 stop Orlando

8:55 am - 8:55 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

9h 00m2 stops Austin Bergstrom New Orleans Louis Armstrong

$540Southwest

Recent direct flight deals from District of Columbia to Las Vegas

Thu, Nov 26 - 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

$184Frontier

Wed, Oct 14 - Mon, Oct 19

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

$186Frontier

Wed, Oct 14 - Mon, Oct 19

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

$186Frontier

Tue, Nov 17 - Wed, Nov 25

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

5h 27mnonstop

12:07 pm - 7:35 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 28mnonstop

$347American Airlines

Wed, Nov 4 - Sat, Nov 7

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

$353American Airlines

Wed, Nov 4 - Sat, Nov 7

9:00 am - 11:22 amIAD Washington, D.C. Dulles Intl-LAS Las Vegas Harry Reid Intl

5h 22mnonstop

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

4h 28mnonstop

$405United Airlines

Sat, Oct 10 - Tue, Oct 13

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

5h 08mnonstop

11:55 pm - 7:28 amLAS Las Vegas Harry Reid Intl-IAD Washington, D.C. Dulles Intl

4h 33mnonstop

$405United Airlines

Tue, Jan 5 - Tue, Jan 12

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

5h 25mnonstop

9:20 am - 4:45 pmLAS Las Vegas Harry Reid Intl-DCA Washington, D.C. Reagan-National

4h 25mnonstop

$405Southwest

Tue, Dec 8 - Sat, Dec 12

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

5h 25mnonstop

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

4h 25mnonstop

$405Southwest

Wed, Nov 11 - 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

$405American Airlines

Useful Info

Low season	August
High season	October
Cheapest flight	$100

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly with an average 1% 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.