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Cheap flights from Washington, D.C. to Las Vegas from $222

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 23/1. 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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Find the cheapest flights from Washington, D.C. to Las Vegas

Cheap return flights

These are some of the best return flight deals from Washington, D.C. to Las Vegas that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. to Las Vegas.

Cheap last-minute flights

Planning a quick getaway from Washington, D.C. to Las Vegas? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Las Vegas, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Washington, D.C. to Las Vegas

Find recent round-trip train or bus tickets from Washington, D.C. to Las Vegas.

All round-trip flight deals to Las Vegas

The cheapest plane tickets to Las Vegas found on KAYAK recently.
12:40 - 15:03IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$443United Airlines
Find Deal
Sat, 18 Jan - Sat, 25 Jan
19:00 - 21:22IAD-LAS
5h 22mdirect
06:00 - 16:30LAS-IAD
7h 30m1 stop
$451United Airlines
Find Deal
Tue, 25 Feb - Tue, 4 Mar
09:00 - 11:23IAD-LAS
5h 23mdirect
16:23 - 23:45LAS-IAD
4h 22mdirect
$453United Airlines
Find Deal
Sun, 9 Feb - Sat, 15 Feb
14:19 - 20:17IAD-LAS
8h 58m1 stop
23:30 - 06:57LAS-IAD
4h 27mdirect
$459United Airlines
Find Deal
Sat, 18 Jan - Sat, 25 Jan
06:05 - 10:53IAD-LAS
7h 48m1 stop
09:50 - 21:05LAS-IAD
8h 15m1 stop
$473Delta
Find Deal
Tue, 14 Jan - Wed, 22 Jan
17:25 - 22:43IAD-LAS
8h 18m1 stop
19:08 - 16:23LAS-IAD
18h 15m1 stop
$483Alaska Airlines
Find Deal
Sun, 19 Jan - Wed, 22 Jan
13:42 - 19:22IAD-LAS
8h 40m1 stop
07:05 - 18:57LAS-IAD
8h 52m1 stop
$489Delta
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Tue, 7 Jan - Sat, 18 Jan
17:30 - 22:51IAD-LAS
8h 21m1 stop
20:20 - 06:20LAS-IAD
7h 00m1 stop
$493Alaska Airlines
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Tue, 8 Apr - Wed, 23 Apr
11:10 - 20:40IAD-LAS
12h 30m2 stops
05:45 - 18:45LAS-IAD
10h 00m1 stop
$606Southwest
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Wed, 8 Jan - Sat, 11 Jan
11:10 - 17:15IAD-LAS
9h 05m2 stops
11:20 - 23:05LAS-IAD
8h 45m2 stops
$614Southwest
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Tue, 28 Jan - Fri, 31 Jan
17:50 - 20:13IAD-LAS
5h 23mdirect
$222United Airlines
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Thu, 23 Jan
12:29 - 18:00IAD-LAS
8h 31m1 stop
$237Delta
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Sat, 8 Feb
12:40 - 15:03IAD-LAS
5h 23mdirect
$238United Airlines
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Wed, 8 Jan
08:18 - 15:33IAD-LAS
10h 15m1 stop
$240United Airlines
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Sat, 3 May
17:30 - 22:51IAD-LAS
8h 21m1 stop
$246Alaska Airlines
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Tue, 1 Apr
08:15 - 10:46IAD-LAS
5h 31mdirect
$249United Airlines
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Thu, 27 Feb
17:25 - 22:19IAD-LAS
7h 54m1 stop
$253Alaska Airlines
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Wed, 8 Jan
11:20 - 14:27IAD-LAS
30h 07m1 stop
$309Sun Country Air
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Fri, 25 Apr
11:10 - 19:30IAD-LAS
11h 20m2 stops
$312Southwest
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Wed, 15 Jan
17:30 - 23:55IAD-LAS
9h 25m1 stop
$326Southwest
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Thu, 20 Mar
16:15 - 23:59IAD-LAS
10h 44m1 stop
14:05 - 23:40LAS-IAD
6h 35m1 stop
$788Delta
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Wed, 25 Dec - Mon, 6 Jan
06:00 - 10:21IAD-LAS
7h 21m1 stop
22:05 - 08:56LAS-IAD
7h 51m1 stop
$844Delta
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Mon, 23 Dec - Fri, 3 Jan
08:57 - 11:20IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$846United Airlines
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Tue, 24 Dec - Tue, 31 Dec
08:57 - 11:20IAD-LAS
5h 23mdirect
20:30 - 06:35LAS-IAD
7h 05m1 stop
$854United Airlines
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Tue, 24 Dec - Tue, 31 Dec
16:05 - 20:42IAD-LAS
7h 37m1 stop
20:30 - 06:35LAS-IAD
7h 05m1 stop
$870United Airlines
Find Deal
Tue, 24 Dec - Tue, 31 Dec
07:19 - 14:34IAD-LAS
10h 15m1 stop
22:05 - 08:56LAS-IAD
7h 51m1 stop
$876Delta
Find Deal
Wed, 25 Dec - Fri, 3 Jan
17:20 - 23:00IAD-LAS
8h 40m1 stop
12:30 - 23:05LAS-IAD
7h 35m1 stop
$878Southwest
Find Deal
Thu, 26 Dec - Wed, 22 Jan
17:20 - 23:00IAD-LAS
8h 40m1 stop
11:20 - 23:05LAS-IAD
8h 45m2 stops
$886Southwest
Find Deal
Thu, 26 Dec - Wed, 22 Jan
17:06 - 22:56IAD-LAS
8h 50m1 stop
06:00 - 21:30LAS-IAD
12h 30m2 stops
$1,402Alaska Airlines
Find Deal
Mon, 23 Dec - Sun, 29 Dec
17:24 - 18:11IAD-LAS
27h 47m1 stop
06:00 - 21:30LAS-IAD
12h 30m2 stops
$1,489Alaska Airlines
Find Deal
Fri, 27 Dec - Sun, 29 Dec
12:40 - 15:03IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$443United Airlines
Find Deal
Sat, 18 Jan - Sat, 25 Jan
09:00 - 11:23IAD-LAS
5h 23mdirect
16:23 - 23:45LAS-IAD
4h 22mdirect
$453United Airlines
Find Deal
Sun, 9 Feb - Sat, 15 Feb
17:50 - 20:13IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$459United Airlines
Find Deal
Tue, 7 Jan - Sat, 18 Jan
17:55 - 20:29IAD-LAS
5h 34mdirect
13:35 - 20:58LAS-IAD
4h 23mdirect
$462United Airlines
Find Deal
Sat, 8 Mar - Tue, 11 Mar
08:15 - 10:46IAD-LAS
5h 31mdirect
23:35 - 06:58LAS-IAD
4h 23mdirect
$475United Airlines
Find Deal
Thu, 20 Feb - Mon, 24 Feb
17:50 - 20:13IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$483United Airlines
Find Deal
Fri, 24 Jan - Sat, 25 Jan
15:50 - 18:07IAD-LAS
5h 17mdirect
23:55 - 07:20LAS-IAD
4h 25mdirect
$486United Airlines
Find Deal
Sat, 19 Apr - Sat, 26 Apr
17:50 - 20:13IAD-LAS
5h 23mdirect
08:40 - 16:07LAS-IAD
4h 27mdirect
$493United Airlines
Find Deal
Fri, 7 Feb - Mon, 10 Feb
19:37 - 22:00IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$501United Airlines
Find Deal
Sat, 4 Jan - Sat, 11 Jan
15:30 - 18:01IAD-LAS
5h 31mdirect
23:30 - 06:52LAS-IAD
4h 22mdirect
$502United Airlines
Find Deal
Tue, 17 Jun - Mon, 23 Jun

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

Our best Delta deals on Washington, D.C. to Las Vegas flight tickets
Delta
14 Jan
IAD06:05Washington, D.C. Dulles Intl
7h 48m
1 stop
LAS10:53Las Vegas Harry Reid Intl
22 Jan
LAS09:50Las Vegas Harry Reid Intl
8h 15m
1 stop
IAD21:05Washington, D.C. Dulles Intl
Delta
7 Jan
IAD13:42Washington, D.C. Dulles Intl
8h 40m
1 stop
LAS19:22Las Vegas Harry Reid Intl
18 Jan
LAS07:05Las Vegas Harry Reid Intl
8h 52m
1 stop
IAD18:57Washington, D.C. Dulles Intl
Delta
29 Jan
IAD13:42Washington, D.C. Dulles Intl
9h 40m
1 stop
LAS20:22Las Vegas Harry Reid Intl
2 Feb
LAS23:40Las Vegas Harry Reid Intl
9h 17m
1 stop
IAD11:57Washington, D.C. Dulles Intl

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

Our best Alaska Airlines deals on Washington, D.C. to Las Vegas flight tickets
Alaska Airlines
19 Jan
IAD17:25Washington, D.C. Dulles Intl
8h 18m
1 stop
LAS22:43Las Vegas Harry Reid Intl
22 Jan
LAS19:08Las Vegas Harry Reid Intl
18h 15m
1 stop
IAD16:23Washington, D.C. Dulles Intl
Alaska Airlines
8 Apr
IAD17:30Washington, D.C. Dulles Intl
8h 21m
1 stop
LAS22:51Las Vegas Harry Reid Intl
24 Apr
LAS09:30Las Vegas Harry Reid Intl
11h 19m
1 stop
IAD23:49Washington, D.C. Dulles Intl
Alaska Airlines
22 Apr
IAD19:55Washington, D.C. Dulles Intl
16h 55m
2 stops
LAS09:50Las Vegas Harry Reid Intl
25 Apr
LAS07:00Las Vegas Harry Reid Intl
19h 55m
1 stop
IAD05:55Washington, D.C. Dulles Intl

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 cheapest month to fly to Las Vegas?

The cheapest month to fly to Las Vegas from Washington, D.C. is in January. Flight prices, which tend to average around $571, are often lower during this time because this is during the off-season. If you aren’t able to travel to Las Vegas during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $584.

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

On average, the least expensive day to fly to Las Vegas from Washington, D.C. is on a Monday. momondo users have found tickets for Monday departures for as low as $0. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Las Vegas is Sunday, with ticket prices averaging around $772.

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

In the morning is the cheapest time of day to fly from Washington, D.C. to Las Vegas when you can find flight prices for as low as $0. Flying to Las Vegas in the morning is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive, with an average ticket price of $743.

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?

The best time to book a flight to Las Vegas from Washington, D.C. is 23 days out, which is when prices tend to be around $799. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as $941.

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

There are 1 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?

You could potentially save up to 6% on your flight if you consider stops on a Washington, D.C. to Las Vegas flight.

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

As of December 2024, prices for Washington, D.C. to Las Vegas flights are approximately 16% 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 return 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

$222

Fastest flight time

5h 09m

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 $222. The best return flight deal from Washington, D.C. to Las Vegas found on momondo in the last 72 hours is $443.
The fastest flight from Washington, D.C. to Las Vegas takes 5h 09m
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)

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

    Las Vegas Harry Reid Intl is 3346.4 km away from Washington, D.C.. 5h 09m is a normal flight duration for this route.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for 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 licence 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?


Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Las Vegas for you.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Las Vegas flights to just show those with flexible booking policies.

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 offers price alerts on flights to Las Vegas from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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