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$115+ 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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LAS
jan 17 — jan 241
sáb 1/17
sáb 1/24
1 adult, Economy
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Cheap 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 dezembro 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
ter 12/309:58 pmIAD - LAS
2 stops37h 47mFrontier
qui 1/86:15 amLAS - IAD
1 stop11h 41mFrontier
Deal found 12/17$230
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/318:00 amDCA - LAS
1 stop18h 42mFrontier
ter 2/37:30 amLAS - DCA
1 stop6h 29mFrontier
Deal found 12/17$240
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
qua 12/317:01 pmIAD - LAS
1 stop29h 51mFrontier
ter 1/610:35 pmLAS - IAD
2 stops15h 15mFrontier
Deal found 12/16$250
This Trip.com deal was found by Cheapflights users on 12/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/318:00 amDCA - LAS
1 stop18h 42mFrontier
seg 1/512:59 amLAS - DCA
1 stop9h 03mFrontier
Deal found 12/16$251
This Trip.com deal was found by Cheapflights users on 12/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/318:00 amDCA - LAS
1 stop18h 42mFrontier
sex 1/912:59 amLAS - DCA
1 stop9h 02mFrontier
Deal found 12/16$252
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 12/318:00 amDCA - LAS
1 stop18h 42mFrontier
seg 1/58:25 pmLAS - DCA
1 stop13h 37mFrontier
Deal found 12/17$257
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
qua 12/318:00 amDCA - LAS
1 stop18h 42mFrontier
sex 1/168:21 pmLAS - DCA
1 stop13h 41mFrontier
Deal found 12/16$273
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
qua 12/317:01 pmIAD - LAS
2 stops27h 07mMultiple Airlines
qua 1/79:48 pmLAS - IAD
1 stop13h 38mMultiple Airlines
Deal found 12/16$280
This Super.com deal was found by Cheapflights users on 12/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 12/228:00 amDCA - LAS
1 stop14h 30mFrontier
qua 12/2412:59 amLAS - DCA
1 stop9h 02mFrontier
Deal found 12/15$284
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
qua 12/317:01 pmIAD - LAS
2 stops21h 17mMultiple Airlines
ter 1/611:16 amLAS - IAD
1 stop21h 12mMultiple Airlines
Deal found 12/16$287
This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
seg 12/293:51 pmIAD - LAS
1 stop26h 44mMultiple Airlines
qui 1/86:15 amLAS - IAD
1 stop11h 41mMultiple Airlines
Deal found 12/17$291
This Trip.com deal was found by Cheapflights users on 12/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 12/292:09 pmIAD - LAS
1 stop22h 33mFrontier
qui 1/810:58 pmLAS - IAD
1 stop9h 30mFrontier
Deal found 12/17$293

Find 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 dezembro 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$224
(Cheapflightsfares)

One-way from

$115
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$481

Good round-trip deal

$351 or less

Good one-way deal

$168 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. 13% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 dezembro 18, 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

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

sex 3/6

2:05 pm-9:50 pm

1 stop10h 45m

Las Vegas Harry Reid Intl

ter 3/10

11:59 pm-11:00 am

1 stop8h 01m

$251

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

ter 1/13

3:25 pm-11:59 pm

1 stop11h 34m

Las Vegas Harry Reid Intl

dom 1/25

11:39 pm-1:20 pm

1 stop10h 41m

$279

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

ter 2/3

5:26 pm-10:31 pm

1 stop8h 05m

Las Vegas Harry Reid Intl

sex 2/6

8:00 am-4:26 pm

1 stop29h 26m

$285

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

sáb 3/21

5:50 pm-11:56 pm

1 stop9h 06m

Las Vegas Harry Reid Intl

sáb 3/28

9:00 am-10:59 pm

1 stop10h 59m

$294

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

sáb 1/17

7:30 am-8:26 pm

1 stop15h 56m

Las Vegas Harry Reid Intl

qua 1/28

11:00 am-11:10 pm

1 stop9h 10m

$295

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

qua 1/14

2:24 pm-7:02 pm

1 stop7h 38m

Las Vegas Harry Reid Intl

qua 1/21

11:50 pm-7:13 am

Nonstop4h 23m

$297

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

sex 1/9

7:30 am-2:35 pm

1 stop10h 05m

Las Vegas Harry Reid Intl

sáb 1/17

11:00 am-11:10 pm

1 stop9h 10m

$305

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

qui 4/30

5:15 pm-11:52 pm

1 stop9h 37m

Las Vegas Harry Reid Intl

seg 5/4

8:52 pm-9:06 am

1 stop9h 14m

$307

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

qua 12/31

3:25 pm-10:45 pm

1 stop10h 20m

Las Vegas Harry Reid Intl

ter 1/6

9:58 am-10:59 pm

1 stop10h 01m

$307

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

sáb 2/14

4:00 pm-6:25 pm

Nonstop5h 25m

Las Vegas Harry Reid Intl

ter 2/17

7:40 am-6:15 pm

1 stop7h 35m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 45 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 $152). 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 dezembro 18, 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 14% 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 December 13, 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.

How much does it cost to fly round-trip from District of Columbia to Las Vegas?

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 $285, JetBlue can have you in Las Vegas from District of Columbia in 8h 05m. 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 Spirit Airlines, which is currently one of the cheapest options available, starting at $56. Frontier flights start at $62 while deals on American Airlines start at $86 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%), Ethiopian Air (90%), United Airlines( 86%).

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

    On average you can expect to pay $1,180 for a flight from District of Columbia to Las Vegas. The cheapest flight overall is $132 while the most popular route, (Washington, D.C. Dulles Intl - Las Vegas Harry Reid Intl) is currently priced at $165.

  • 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 $152). 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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Alternative routes for District of Columbia to Las Vegas

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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 dezembro 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$91Average$262FlexibilityNo cancel feeOn-time65%
FrontierCheapest$120Average$237FlexibilityNo cancel feeOn-time62%
DeltaCheapest$166Average$366FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$184Average$387FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$188Average$355FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$220Average$500FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$233Average$443FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$239Average$479FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$254Average$354FlexibilityNo cancel feeOn-time62%

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