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$111+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LAS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2011:29 am
IAD
-
LAS
1 stop14h 21m
Frontier
Fri 2/276:08 am
LAS
-
IAD
1 stop7h 16m
Frontier
Deal found 1/28$249
This Frontier deal was found by Cheapflights users on 1/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/41:00 pm
DCA
-
LAS
1 stop13h 37m
Frontier
Wed 4/812:59 am
LAS
-
DCA
1 stop8h 03m
Frontier
Deal found 1/27$249
This Frontier deal was found by Cheapflights users on 1/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2810:29 am
IAD
-
LAS
1 stop9h 32m
Frontier
Thu 3/126:30 am
LAS
-
IAD
1 stop7h 32m
Frontier
Deal found 1/28$250
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/192:00 pm
DCA
-
LAS
2 stops25h 26m
Frontier
Sat 2/215:30 am
LAS
-
DCA
1 stop8h 29m
Frontier
Deal found 1/27$250
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 3/210:20 am
IAD
-
LAS
1 stop11h 22m
Multiple Airlines
Thu 3/510:12 am
LAS
-
IAD
2 stops18h 12m
Multiple Airlines
Deal found 1/28$251
This JetBlue deal was found by Cheapflights users on 1/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/41:20 pm
DCA
-
LAS
1 stop9h 15m
JetBlue
Thu 5/79:50 pm
LAS
-
DCA
1 stop8h 54m
JetBlue
Deal found 1/28$251
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:30 pm
IAD
-
LAS
1 stop28h 55m
Frontier
Wed 4/2912:19 pm
LAS
-
IAD
1 stop9h 17m
Frontier
Deal found 1/27$252
This Trip.com deal was found by Cheapflights users on 1/28. 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.
Wed 2/42:00 pm
DCA
-
LAS
1 stop7h 20m
Frontier
Tue 2/1012:59 am
LAS
-
DCA
1 stop9h 16m
Frontier
Deal found 1/28$252
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/168:15 am
IAD
-
LAS
1 stop29h 00m
Frontier
Thu 2/197:05 am
LAS
-
IAD
1 stop7h 52m
Frontier
Deal found 1/28$253
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Sun 3/16:00 pm
DCA
-
LAS
1 stop8h 44m
Frontier
Mon 3/96:00 am
LAS
-
DCA
1 stop7h 59m
Frontier
Deal found 1/28$253
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 2/266:52 pm
IAD
-
LAS
1 stop26h 50m
Multiple Airlines
Thu 3/57:05 am
LAS
-
IAD
1 stop7h 52m
Multiple Airlines
Deal found 1/29$254
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/162:00 pm
DCA
-
LAS
1 stop24h 42m
Frontier
Wed 2/186:30 am
LAS
-
DCA
1 stop27h 45m
Frontier
Deal found 1/27$254

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(Cheapflightsfares)

One-way from

$111
(Frontier)

Popular in

March

Cheapest in

August

Average price

$444

Good round-trip deal

$429 or less

Good one-way deal

$202 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 ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 29, 2026.
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

Wed 4/1

7:30 am-1:00 pm

1 stop8h 30m

Las Vegas Harry Reid Intl

Wed 4/1

8:55 pm-7:59 am

1 stop8h 04m

$276

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Wed 4/8

8:59 am-4:07 pm

1 stop10h 08m

Las Vegas Harry Reid Intl

Tue 4/21

10:33 am-9:00 pm

1 stop7h 27m

$287

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

Wed 3/4

7:05 am-8:14 pm

2 stops16h 09m

Las Vegas Harry Reid Intl

Tue 3/10

6:58 pm-5:27 pm

1 stop19h 29m

$295

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

Wed 2/25

5:45 pm-8:22 pm

Nonstop5h 37m

Las Vegas Harry Reid Intl

Tue 3/3

12:59 am-11:21 am

1 stop7h 22m

$297

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Sat 3/14

3:55 pm-11:04 pm

1 stop10h 09m

Las Vegas Harry Reid Intl

Thu 3/19

9:00 am-10:59 pm

1 stop10h 59m

$304

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Thu 4/9

6:30 pm-12:04 am

1 stop8h 34m

Las Vegas Harry Reid Intl

Wed 4/15

9:45 am-9:00 pm

1 stop8h 15m

$307

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Thu 3/12

5:15 pm-11:04 pm

1 stop8h 49m

Las Vegas Harry Reid Intl

Tue 3/17

10:10 pm-9:51 am

1 stop8h 41m

$317

Washington, D.C.Las Vegas

DCA - LAS

DCALAS

Washington, D.C. Reagan-National

Fri 3/20

5:15 pm-11:04 pm

1 stop8h 49m

Las Vegas Harry Reid Intl

Tue 3/24

10:10 pm-9:51 am

1 stop8h 41m

$317

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

Sun 3/8

7:05 am-10:28 pm

2 stops18h 23m

Las Vegas Harry Reid Intl

Wed 3/11

6:00 am-5:27 pm

1 stop8h 27m

$335

Washington, D.C.Las Vegas

IAD - LAS

IADLAS

Washington, D.C. Dulles Intl

Wed 3/4

7:05 am-10:28 pm

2 stops18h 23m

Las Vegas Harry Reid Intl

Sat 3/7

6:00 am-5:27 pm

1 stop8h 27m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 46 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 January is currently the most expensive (average of $164). 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 January 29, 2026.

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 at noon tend to be the most expensive. A flight in the morning could potentially save you up to 31% 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 January 24, 2026.

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. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from District of Columbia to Las Vegas

Explore weekly flight availability from District of Columbia to Las Vegas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 29, 2026.

The most flights from USDC to LAS are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

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 $297, JetBlue can have you in Las Vegas from District of Columbia in 5h 37m. 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 $53. Frontier flights start at $63 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: Brussels Airlines (100%), Ethiopian Air (92%), United Airlines( 88%).

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

    On average you can expect to pay $1,207 for a flight from District of Columbia to Las Vegas. The cheapest flight overall is $202 while the most popular route, (Washington, D.C. Dulles Intl - Las Vegas Harry Reid Intl) is currently priced at $179.

  • 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 January is currently the most expensive (average of $164). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$70Average$196FlexibilityNo cancel feeOn-time65%
FrontierCheapest$97Average$237FlexibilityNo cancel feeOn-time62%
DeltaCheapest$166Average$368FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$167Average$315FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$188Average$352FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$220Average$491FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$220Average$445FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$239Average$468FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$254Average$363FlexibilityNo cancel feeOn-time62%

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