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Cheap flights from Washington, D.C. to Las Vegas from $63

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Las Vegas departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:13 am - 3:15 pmBWI-LAS
9h 02m1 stop
Frontier Logo
10:20 pm - 7:42 amLAS-BWI
30h 22m1 stop
$142Frontier
Find Deal
Sun, Dec 7 - Thu, Dec 11
Frontier Logo
4:25 pm - 10:03 amBWI-LAS
20h 38m1 stop
Frontier Logo
12:59 am - 5:56 pmLAS-BWI
13h 57m1 stop
$143Frontier
Find Deal
Thu, Nov 20 - Wed, Nov 26
Frontier Logo
7:10 am - 12:11 amBWI-LAS
20h 01m1 stop
Frontier Logo
11:00 pm - 8:50 pmLAS-BWI
18h 50m1 stop
$144Frontier
Find Deal
Fri, Nov 21 - Mon, Nov 24
Frontier Logo
11:14 am - 6:04 pmBWI-LAS
9h 50m1 stop
Frontier Logo
11:00 pm - 3:20 pmLAS-BWI
13h 20m1 stop
$145Frontier
Find Deal
Thu, Nov 20 - Mon, Nov 24
Frontier Logo
11:48 am - 9:42 pmBWI-LAS
12h 54m1 stop
Frontier Logo
12:52 pm - 12:24 amLAS-BWI
8h 32m1 stop
$146Frontier
Find Deal
Mon, Dec 8 - Thu, Dec 11
Multiple Airlines Logo
8:30 pm - 7:19 amBWI-LAS
13h 49m1 stop
Multiple Airlines Logo
10:32 pm - 11:05 amLAS-BWI
9h 33m1 stop
$147Multiple Airlines
Find Deal
Tue, Dec 9 - Sat, Dec 13
Multiple Airlines Logo
6:00 am - 9:52 pmBWI-LAS
18h 52m1 stop
Multiple Airlines Logo
8:42 am - 8:41 pmLAS-BWI
8h 59m1 stop
$148Multiple Airlines
Find Deal
Sat, Jan 10 - Mon, Jan 12
Spirit Airlines Logo
8:26 pm - 7:25 amBWI-LAS
13h 59m1 stop
Spirit Airlines Logo
7:00 am - 7:19 pmLAS-BWI
9h 19m1 stop
$158Spirit Airlines
Find Deal
Tue, Feb 3 - Fri, Feb 6
Spirit Airlines Logo
8:30 pm - 7:19 amBWI-LAS
13h 49m1 stop
Spirit Airlines Logo
11:45 pm - 9:17 amLAS-BWI
6h 32m1 stop
$174Spirit Airlines
Find Deal
Tue, Dec 9 - Fri, Dec 12
Spirit Airlines Logo
8:26 pm - 7:25 amBWI-LAS
13h 59m1 stop
Spirit Airlines Logo
7:00 am - 7:19 pmLAS-BWI
9h 19m1 stop
$186Spirit Airlines
Find Deal
Thu, Jan 29 - Mon, Feb 2

Frontier flights from Washington, D.C. to Las Vegas

Our best Frontier deals on Washington, D.C. to Las Vegas flight tickets
Frontier
Dec 7
BWI9:13 amBaltimore/Washington
9h 02m
1 stop
LAS3:15 pmLas Vegas Harry Reid Intl
Dec 11
LAS10:20 pmLas Vegas Harry Reid Intl
30h 22m
1 stop
BWI7:42 amBaltimore/Washington
$142
Find similar
Frontier
Nov 20
BWI4:25 pmBaltimore/Washington
20h 38m
1 stop
LAS10:03 amLas Vegas Harry Reid Intl
Nov 26
LAS12:59 amLas Vegas Harry Reid Intl
13h 57m
1 stop
BWI5:56 pmBaltimore/Washington
$143
Find similar
Frontier
Nov 21
BWI7:10 amBaltimore/Washington
20h 01m
1 stop
LAS12:11 amLas Vegas Harry Reid Intl
Nov 24
LAS11:00 pmLas Vegas Harry Reid Intl
18h 50m
1 stop
BWI8:50 pmBaltimore/Washington
$144
Find similar

Spirit Airlines flights from Washington, D.C. to Las Vegas

Our best Spirit Airlines deals on Washington, D.C. to Las Vegas flight tickets
Spirit Airlines
Feb 3
BWI8:26 pmBaltimore/Washington
13h 59m
1 stop
LAS7:25 amLas Vegas Harry Reid Intl
Feb 6
LAS7:00 amLas Vegas Harry Reid Intl
9h 19m
1 stop
BWI7:19 pmBaltimore/Washington
$158
Find similar
Spirit Airlines
Dec 9
BWI8:30 pmBaltimore/Washington
13h 49m
1 stop
LAS7:19 amLas Vegas Harry Reid Intl
Dec 12
LAS11:45 pmLas Vegas Harry Reid Intl
6h 32m
1 stop
BWI9:17 amBaltimore/Washington
$174
Find similar
Spirit Airlines
Jan 29
BWI8:26 pmBaltimore/Washington
13h 59m
1 stop
LAS7:25 amLas Vegas Harry Reid Intl
Feb 2
LAS7:00 amLas Vegas Harry Reid Intl
9h 19m
1 stop
BWI7:19 pmBaltimore/Washington
$186
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, momondo users made 832,500 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Sun 12/7

9:13 am-3:15 pm

1 stop9h 02m

Las Vegas Harry Reid Intl

Thu 12/11

10:20 pm-7:42 am

1 stop30h 22m

$142

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Thu 11/20

4:25 pm-10:03 am

1 stop20h 38m

Las Vegas Harry Reid Intl

Wed 11/26

12:59 am-5:56 pm

1 stop13h 57m

$143

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Fri 11/21

7:10 am-12:11 am

1 stop20h 01m

Las Vegas Harry Reid Intl

Mon 11/24

11:00 pm-8:50 pm

1 stop18h 50m

$144

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Thu 11/20

11:14 am-6:04 pm

1 stop9h 50m

Las Vegas Harry Reid Intl

Mon 11/24

11:00 pm-3:20 pm

1 stop13h 20m

$145

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Mon 12/8

11:48 am-9:42 pm

1 stop12h 54m

Las Vegas Harry Reid Intl

Thu 12/11

12:52 pm-12:24 am

1 stop8h 32m

$146

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Tue 12/9

8:30 pm-7:19 am

1 stop13h 49m

Las Vegas Harry Reid Intl

Sat 12/13

10:32 pm-11:05 am

1 stop9h 33m

$147

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Sat 1/10

6:00 am-9:52 pm

1 stop18h 52m

Las Vegas Harry Reid Intl

Mon 1/12

8:42 am-8:41 pm

1 stop8h 59m

$148

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Tue 2/3

8:26 pm-7:25 am

1 stop13h 59m

Las Vegas Harry Reid Intl

Fri 2/6

7:00 am-7:19 pm

1 stop9h 19m

$158

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Tue 12/9

8:30 pm-7:19 am

1 stop13h 49m

Las Vegas Harry Reid Intl

Fri 12/12

11:45 pm-9:17 am

1 stop6h 32m

$174

BaltimoreLas Vegas

BWI - LAS

BWILAS

Baltimore/Washington

Thu 1/29

8:26 pm-7:25 am

1 stop13h 59m

Las Vegas Harry Reid Intl

Mon 2/2

7:00 am-7:19 pm

1 stop9h 19m

$186

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Washington, D.C. to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. and Las Vegas?

What is the cheapest month to fly to Las Vegas?

The month of August is, on average, the cheapest month to fly to Las Vegas from Washington, D.C., with most prices found around $269. The month of July is another great option to travel to Las Vegas, with average flight prices from Washington, D.C. averaging around $279.

What is the cheapest day to depart on your flight to Las Vegas?

Our data shows that Saturday is the least expensive day to fly to Las Vegas. Tickets to fly out on this day can be as low as $353. Flights from Washington, D.C. to Las Vegas on a Thursday will generally be more expensive and average around $433. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Las Vegas?

The cheapest time of day to fly to Las Vegas is in the morning when flights can be purchased for as low as $368. Flights to Las Vegas are more costly in the afternoon, with an average ticket price of $450. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Washington, D.C. to Las Vegas Harry Reid Intl flight route?

Fly from Baltimore/Washington to Las Vegas Harry Reid Intl for the best Washington, D.C. - Las Vegas Harry Reid Intl flight prices

How far in advance should I book a flight to Las Vegas?

You are more likely to see cheaper flights to Las Vegas from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $400 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Washington, D.C. for as low as $317 on momondo.

What cabin class options are available on Washington, D.C. to Las Vegas Harry Reid Intl flights?

There are 4 cabin classes available to choose from on Washington, D.C. to Las Vegas Harry Reid Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. to Las Vegas flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Las Vegas.

How have Washington, D.C. to Las Vegas flight prices changed over time?

As of November 2025, prices for Washington, D.C. to Las Vegas flights are approximately 17% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Las Vegas (WAS to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Las Vegas

Best Price Found

$123

Fastest flight time

5h 00m

Direct flights

Every day

Airports in Las Vegas

1 airport
The best one-way flight to Las Vegas from Washington, D.C. in the past 72 hours is $123. The best round-trip flight deal from Washington, D.C. to Las Vegas found on momondo in the last 72 hours is $238.
The fastest flight from Washington, D.C. to Las Vegas takes 5h 00m
Direct flights go from Washington, D.C. to Las Vegas every day.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)
Search flight deals

  • How far is Washington, D.C. to Las Vegas Harry Reid Intl by plane?

    The straight-line distance from Washington, D.C. to Las Vegas Harry Reid Intl is 2079.4 mi. Typically, this will take 5h 23m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Washington, D.C. to Las Vegas Harry Reid Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to Las Vegas Harry Reid Intl Airport?

  • How old do you have to be to fly from Washington, D.C. to Las Vegas Harry Reid Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents you'll need for your trip to Las Vegas Harry Reid Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to Las Vegas?

  • What is the most popular airline from Washington, D.C. to Las Vegas?

Best airlines flying from Washington, D.C. to Las Vegas

Compare and see reviews for airlines that fly from Washington, D.C. to Las Vegas with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $111Free CancellationRating
6.3
8,113 reviews
Search Spirit Airlines flights
FrontierPriceFrom $120Free CancellationRating
5.8
3,117 reviews
Search Frontier flights
DeltaPriceFrom $183Free CancellationRating
7.9
8,004 reviews
Search Delta flights
American AirlinesPriceFrom $220Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $231Free CancellationRating
8.0
11,241 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $240Free CancellationRating
7.4
9,001 reviews
Search United Airlines flights
SouthwestPriceFrom $240Free CancellationRating
8.0
4,239 reviews
Search Southwest flights
JetBluePriceFrom $253Free CancellationRating
7.2
2,908 reviews
Search JetBlue flights
Sun Country AirPriceFrom $290Free CancellationRating
6.9
335 reviews
Search Sun Country Air flights

  • Southwest Flights From Washington, D.C. to Las Vegas

    Southwest is one of the most popular airlines flying from Washington, D.C. to Las Vegas, operating 6 flights/week on average for this route. A good Southwest flight deal for Washington, D.C. to Las Vegas starts from $240 round-trip, up to an average price of $482. Our users have rated Southwest at 8.0/10.

  • United Airlines Flights From Washington, D.C. to Las Vegas

    United Airlines is also a popular choice for this route. United Airlines flight deals for Washington, D.C. to Las Vegas start from as low as $240 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $453. United Airlines operates 19 flights to Las Vegas from Washington, D.C. in an average week. Users have rated it 7.4/10 across 8,999 reviews.

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Mesquite
Paradise
North Las Vegas
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Sunrise Manor
Winchester
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Las Vegas?

It is quick and easy to find Washington, D.C. to Las Vegas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Las Vegas that suits you.

Can I find flights from Washington, D.C. to Las Vegas with flexible booking policies on momondo?

momondo does allow users to show only those flights to Las Vegas from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Las Vegas?

momondo helps you find the best flight between Washington, D.C. and Las Vegas by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Las Vegas right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Las Vegas flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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