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$104+ Cheap flights from District of Columbia to Las Vegas (LAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LAS
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
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Find flight deals from District of Columbia to Las Vegas

Cheapest flights from District of Columbia to Las Vegas
Explore the most affordable flight options available from District of Columbia to Las Vegas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:00 amIAD - LAS
1 stop8h 29mFrontier
Thu 12/48:47 amLAS - IAD
2 stops11h 23mFrontier
Deal found 10/31$185
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:00 pmDCA - LAS
2 stops43h 22mMultiple Airlines
Mon 11/1712:59 amLAS - DCA
1 stop13h 00mMultiple Airlines
Deal found 10/30$185
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:00 pmDCA - LAS
2 stops16h 37mFrontier
Sat 12/136:00 amLAS - DCA
1 stop7h 59mFrontier
Deal found 11/2$186
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/82:00 pmDCA - LAS
1 stop7h 46mFrontier
Thu 12/118:14 pmLAS - DCA
2 stops17h 45mFrontier
Deal found 11/1$187
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:00 amIAD - LAS
1 stop8h 29mFrontier
Sun 12/76:00 amLAS - IAD
2 stops32h 25mFrontier
Deal found 11/2$188
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:00 amIAD - LAS
2 stops17h 46mMultiple Airlines
Thu 12/1110:12 pmLAS - IAD
1 stop15h 12mMultiple Airlines
Deal found 11/1$189
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2411:20 amIAD - LAS
1 stop15h 34mMultiple Airlines
Tue 12/211:56 pmLAS - IAD
1 stop11h 33mMultiple Airlines
Deal found 11/2$190
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:00 pmDCA - LAS
2 stops43h 23mFrontier
Tue 12/97:24 pmLAS - DCA
1 stop18h 35mFrontier
Deal found 11/1$190
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2411:20 amIAD - LAS
1 stop15h 34mFrontier
Wed 12/34:14 pmLAS - IAD
2 stops23h 04mFrontier
Deal found 11/2$191
This eDestinos deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/278:00 amDCA - LAS
1 stop18h 36mFrontier
Wed 12/37:24 pmLAS - DCA
1 stop14h 42mFrontier
Deal found 11/2$191
This Kiwi.com deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 pmDCA - LAS
1 stop16h 04mFrontier
Mon 11/176:31 pmLAS - DCA
2 stops19h 28mFrontier
Deal found 10/31$192
This Kiwi.com deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/129:20 pmIAD - LAS
1 stop15h 23mMultiple Airlines
Mon 12/1510:58 pmLAS - IAD
1 stop12h 31mMultiple Airlines
Deal found 10/31$193

Cheap flight deals from District of Columbia to Las Vegas

Keep the following information in mind while searching for District of Columbia to Las Vegas flight deals. Data was last updated November 2, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$185
(Kiwi.com)

One-way from

$104
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$385

Good round-trip deal

$346 or less

Good one-way deal

$239 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Las Vegas Harry Reid Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Las Vegas Harry Reid Intl flights.
Search Deals
From District of Columbia to Las Vegas Harry Reid Intl
Search Deals
One-way flight from District of Columbia to Las Vegas Harry Reid Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from District of Columbia to Las Vegas Harry Reid Intl.
Search Deals
Price to beat on a one-way flight from District of Columbia to Las Vegas Harry Reid Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 2, 2025.
Use the filters below to find and compare flights from District of Columbia to Las Vegas that are best for you.

Fly from

District of Columbia

Fly to

Las Vegas

Route

Depart

Return

Price

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

Tue 1/20

5:26 pm-10:20 pm

1 stop7h 54m

Las Vegas Harry Reid Intl

Sun 2/1

11:27 pm-11:43 am

1 stop9h 16m

$274

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Mon 11/24

5:43 pm-1:21 am

1 stop10h 38m

Las Vegas Harry Reid Intl

Tue 12/2

7:00 am-10:58 pm

1 stop12h 58m

$281

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

Sun 1/11

5:26 pm-1:24 pm

2 stops22h 58m

Las Vegas Harry Reid Intl

Thu 1/15

2:51 pm-5:04 pm

1 stop23h 13m

$312

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

Tue 1/27

5:26 pm-10:31 pm

1 stop8h 05m

Las Vegas Harry Reid Intl

Sat 1/31

6:00 am-5:04 pm

1 stop8h 04m

$318

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Sun 11/23

6:15 am-11:30 am

1 stop8h 15m

Las Vegas Harry Reid Intl

Tue 12/2

11:59 pm-12:02 pm

1 stop9h 03m

$321

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

Sat 1/24

5:26 pm-7:13 pm

2 stops28h 47m

Las Vegas Harry Reid Intl

Sat 1/31

3:22 pm-5:04 pm

1 stop22h 42m

$326

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Wed 1/21

9:59 am-9:00 pm

2 stops14h 01m

Las Vegas Harry Reid Intl

Fri 1/23

7:36 pm-4:01 pm

2 stops17h 25m

$333

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

Wed 12/3

5:37 pm-4:13 pm

2 stops25h 36m

Las Vegas Harry Reid Intl

Thu 12/4

6:55 pm-5:30 pm

1 stop19h 35m

$335

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Fri 11/14

6:26 pm-12:27 am

1 stop9h 01m

Las Vegas Harry Reid Intl

Sun 11/16

10:00 pm-7:19 am

1 stop6h 19m

$348

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Sun 1/18

8:59 am-2:11 pm

1 stop8h 12m

Las Vegas Harry Reid Intl

Thu 1/22

7:05 am-9:00 pm

2 stops10h 55m

$355

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 43 results
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Best time to book a flight from District of Columbia to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Las Vegas

What is the cheapest month to book a flight from District of Columbia to Las Vegas?

Currently, March is the cheapest month in which you can book a flight from District of Columbia to Las Vegas (average of $99). Flying from District of Columbia to Las Vegas in December is currently the most expensive (average of $166). 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 DC to LAS?

Find hourly flight availability from District of Columbia to Las Vegas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 2, 2025.

One of the essential ways to save on airfare from District of Columbia to Las Vegas is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 13% on airfare.

What is the cheapest day to fly from District of Columbia to Las Vegas?

Use this chart to determine the cheapest time to fly round-trip from District of Columbia to Las Vegas. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their District of Columbia to Las Vegas flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Las Vegas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Las Vegas from District of Columbia?

    If you book a flight to Las Vegas from District of Columbia, you will be flying to Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas.

  • How long is the flight from District of Columbia to Las Vegas?

    For as low as $274, Delta can have you in Las Vegas from District of Columbia in 7h 54m. There are 2059 mi between District of Columbia and Las Vegas. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from District of Columbia to Las Vegas one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $128. Delta flights start at $129 while deals on JetBlue start at $148 one-way.

  • What are the most reliable airlines from District of Columbia to Las Vegas?

    Before booking your flight to Las Vegas from District of Columbia, check out the most reliable airlines to get you to your destination on time: ITA Airways (100%), Austrian Airlines (88%), Ethiopian Air( 86%).

  • What are the cheapest flights from District of Columbia to Las Vegas?

    On average you can expect to pay $1,168 for a flight from District of Columbia to Las Vegas. The cheapest flight overall is $133 while the most popular route, (Washington, D.C. Dulles Intl - Las Vegas Harry Reid Intl) is currently priced at $130.

  • Can I find deals for flights from District of Columbia to Las Vegas that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Las Vegas flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Las Vegas?

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

  • Can I find deals for business class flights from District of Columbia to Las Vegas?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Las Vegas?

    Currently, March is the cheapest month in which you can book a flight from District of Columbia to Las Vegas (average of $99). Flying from District of Columbia to Las Vegas in December is currently the most expensive (average of $166). 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

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
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Henderson
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Winchester
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Primm
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Mesquite
Needles
Boulder City

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Top 9 airlines flying from District of Columbia to Las Vegas

Discover the top 9 airlines that operate flights from District of Columbia to Las Vegas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$111Average$259FlexibilityNo cancel feeOn-time65%
FrontierCheapest$120Average$235FlexibilityNo cancel feeOn-time62%
DeltaCheapest$183Average$381FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$188Average$350FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$240Average$484FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$241Average$456FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$253Average$366FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$263Average$511FlexibilityNo cancel feeOn-time71%
Sun Country AirCheapest$290Average$387FlexibilityNo cancel feeOn-time83%

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