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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 22/2. 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 return train or bus tickets from Washington, D.C. to Las Vegas.

All return flight deals from Washington, D.C. to Las Vegas

The cheapest plane tickets from Washington, D.C. to Las Vegas found on KAYAK recently.
12:45 - 15:17IAD-LAS
5h 32mdirect
16:23 - 23:44LAS-IAD
4h 21mdirect
$443United Airlines
Find Deal
Sat, 15 Feb - Sat, 22 Feb
08:15 - 10:46IAD-LAS
5h 31mdirect
06:00 - 16:30LAS-IAD
7h 30m1 stop
$453United Airlines
Find Deal
Tue, 4 Mar - Wed, 5 Mar
17:18 - 23:15IAD-LAS
8h 57m1 stop
16:16 - 16:18LAS-IAD
21h 02m1 stop
$474Alaska Airlines
Find Deal
Sat, 22 Feb - Tue, 25 Feb
17:18 - 22:21IAD-LAS
8h 03m1 stop
06:00 - 17:48LAS-IAD
8h 48m1 stop
$483Alaska Airlines
Find Deal
Sun, 23 Feb - Thu, 27 Feb
17:16 - 22:22IAD-LAS
8h 06m1 stop
14:50 - 00:20LAS-IAD
6h 30m1 stop
$485Delta
Find Deal
Sun, 23 Feb - Sat, 1 Mar
07:35 - 12:27IAD-LAS
7h 52m1 stop
00:40 - 12:53LAS-IAD
9h 13m1 stop
$494Delta
Find Deal
Tue, 11 Mar - Mon, 24 Mar
06:45 - 14:45IAD-LAS
11h 00m2 stops
05:30 - 14:40LAS-IAD
6h 10m1 stop
$541Southwest
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Sun, 16 Feb - Thu, 20 Feb
17:20 - 22:45IAD-LAS
8h 25m1 stop
11:20 - 23:05LAS-IAD
8h 45m2 stops
$550Southwest
Find Deal
Mon, 10 Feb - Wed, 12 Feb
12:45 - 07:33IAD-LAS
21h 48m1 stop
18:43 - 11:47LAS-IAD
14h 04m1 stop
$592Sun Country Air
Find Deal
Thu, 15 May - Sat, 17 May
12:45 - 17:46IAD-LAS
8h 01m1 stop
18:43 - 11:47LAS-IAD
14h 04m1 stop
$608Sun Country Air
Find Deal
Fri, 23 May - Sat, 24 May
17:50 - 20:26IAD-LAS
5h 36mdirect
$222United Airlines
Find Deal
Sat, 22 Feb
17:25 - 22:19IAD-LAS
7h 54m1 stop
$237Alaska Airlines
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Wed, 12 Feb
12:35 - 17:38IAD-LAS
8h 03m1 stop
$238United Airlines
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Thu, 20 Feb
12:40 - 17:48IAD-LAS
8h 08m1 stop
$245Sun Country Air
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Sat, 19 Jul
17:14 - 00:30IAD-LAS
10h 16m1 stop
$248Delta
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Mon, 17 Mar
06:00 - 07:27IAD-LAS
28h 27m1 stop
$253Sun Country Air
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Sun, 2 Mar
05:05 - 15:00IAD-LAS
12h 55m2 stops
$264Southwest
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Sat, 3 May
18:59 - 23:40IAD-LAS
7h 41m1 stop
$288Delta
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Thu, 20 Feb
17:30 - 21:50IAD-LAS
7h 20m1 stop
$296Southwest
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Thu, 13 Mar
09:11 - 18:21IAD-LAS
12h 10m2 stops
$446American Airlines
Find Deal
Tue, 28 Jan
17:50 - 20:13IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$862United Airlines
Find Deal
Wed, 22 Jan - Tue, 28 Jan
09:00 - 11:23IAD-LAS
5h 23mdirect
08:40 - 16:07LAS-IAD
4h 27mdirect
$866United Airlines
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Sun, 26 Jan - Tue, 28 Jan
08:25 - 13:16IAD-LAS
7h 51m1 stop
13:30 - 20:57LAS-IAD
4h 27mdirect
$878United Airlines
Find Deal
Wed, 22 Jan - Tue, 28 Jan
17:25 - 22:19IAD-LAS
7h 54m1 stop
19:08 - 16:23LAS-IAD
18h 15m1 stop
$893Alaska Airlines
Find Deal
Sat, 25 Jan - Mon, 27 Jan
12:40 - 18:50IAD-LAS
9h 10m1 stop
00:59 - 11:49LAS-IAD
7h 50m1 stop
$894United Airlines
Find Deal
Wed, 22 Jan - Mon, 27 Jan
11:10 - 19:30IAD-LAS
11h 20m2 stops
06:05 - 15:05LAS-IAD
6h 00m1 stop
$902Southwest
Find Deal
Fri, 24 Jan - Mon, 27 Jan
06:55 - 15:40IAD-LAS
11h 45m2 stops
11:20 - 23:05LAS-IAD
8h 45m2 stops
$910Southwest
Find Deal
Sun, 26 Jan - Tue, 28 Jan
12:40 - 15:03IAD-LAS
5h 23mdirect
10:17 - 20:40LAS-IAD
7h 23m1 stop
$942United Airlines
Find Deal
Wed, 22 Jan - Wed, 5 Feb
07:17 - 13:40IAD-LAS
9h 23m1 stop
23:40 - 09:08LAS-IAD
6h 28m1 stop
$1,006Delta
Find Deal
Wed, 22 Jan - Sun, 26 Jan
17:25 - 22:43IAD-LAS
8h 18m1 stop
15:00 - 16:23LAS-IAD
22h 23m2 stops
$1,314Alaska Airlines
Find Deal
Fri, 24 Jan - Mon, 27 Jan
12:45 - 15:17IAD-LAS
5h 32mdirect
16:23 - 23:44LAS-IAD
4h 21mdirect
$443United Airlines
Find Deal
Sat, 15 Feb - Sat, 22 Feb
09:55 - 12:27IAD-LAS
5h 32mdirect
23:40 - 07:01LAS-IAD
4h 21mdirect
$453United Airlines
Find Deal
Wed, 26 Feb - Mon, 10 Mar
12:45 - 15:17IAD-LAS
5h 32mdirect
23:40 - 07:01LAS-IAD
4h 21mdirect
$462United Airlines
Find Deal
Wed, 12 Mar - Thu, 20 Mar
09:00 - 11:23IAD-LAS
5h 23mdirect
23:35 - 06:58LAS-IAD
4h 23mdirect
$475United Airlines
Find Deal
Tue, 11 Feb - Thu, 13 Feb
19:00 - 21:22IAD-LAS
5h 22mdirect
13:45 - 21:08LAS-IAD
4h 23mdirect
$482United Airlines
Find Deal
Mon, 24 Feb - Sat, 1 Mar
12:45 - 15:17IAD-LAS
5h 32mdirect
23:40 - 07:01LAS-IAD
4h 21mdirect
$493United Airlines
Find Deal
Tue, 25 Mar - Sat, 29 Mar
12:40 - 15:03IAD-LAS
5h 23mdirect
13:30 - 20:57LAS-IAD
4h 27mdirect
$501United Airlines
Find Deal
Wed, 5 Feb - Tue, 11 Feb
19:00 - 21:22IAD-LAS
5h 22mdirect
23:40 - 07:01LAS-IAD
4h 21mdirect
$509United Airlines
Find Deal
Mon, 3 Mar - Mon, 24 Mar
08:15 - 10:46IAD-LAS
5h 31mdirect
08:30 - 15:53LAS-IAD
4h 23mdirect
$510United Airlines
Find Deal
Sun, 2 Mar - Tue, 4 Mar
17:55 - 20:29IAD-LAS
5h 34mdirect
23:40 - 07:01LAS-IAD
4h 21mdirect
$512United Airlines
Find Deal
Mon, 24 Mar - Fri, 28 Mar

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

Our best Delta deals on Washington, D.C. to Las Vegas flight tickets
Delta
23 Feb
IAD17:16Washington, D.C. Dulles Intl
8h 06m
1 stop
LAS22:22Las Vegas Harry Reid Intl
1 Mar
LAS14:50Las Vegas Harry Reid Intl
6h 30m
1 stop
IAD00:20Washington, D.C. Dulles Intl
Delta
11 Mar
IAD07:35Washington, D.C. Dulles Intl
7h 52m
1 stop
LAS12:27Las Vegas Harry Reid Intl
24 Mar
LAS00:40Las Vegas Harry Reid Intl
9h 13m
1 stop
IAD12:53Washington, D.C. Dulles Intl
Delta
20 Feb
IAD18:59Washington, D.C. Dulles Intl
7h 41m
1 stop
LAS23:40Las Vegas Harry Reid Intl
28 Feb
LAS22:10Las Vegas Harry Reid Intl
8h 43m
1 stop
IAD09:53Washington, D.C. Dulles Intl

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

Our best Southwest deals on Washington, D.C. to Las Vegas flight tickets
Southwest
16 Feb
IAD06:45Washington, D.C. Dulles Intl
11h 00m
2 stops
LAS14:45Las Vegas Harry Reid Intl
20 Feb
LAS05:30Las Vegas Harry Reid Intl
6h 10m
1 stop
IAD14:40Washington, D.C. Dulles Intl
Southwest
10 Feb
IAD17:20Washington, D.C. Dulles Intl
8h 25m
1 stop
LAS22:45Las Vegas Harry Reid Intl
12 Feb
LAS11:20Las Vegas Harry Reid Intl
8h 45m
2 stops
IAD23:05Washington, D.C. Dulles Intl
Southwest
3 Mar
IAD06:55Washington, D.C. Dulles Intl
11h 45m
2 stops
LAS15:40Las Vegas Harry Reid Intl
11 Mar
LAS05:50Las Vegas Harry Reid Intl
9h 20m
2 stops
IAD18:10Washington, 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 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 cheapest month to fly to Las Vegas from Washington, D.C. is in September. Flight prices, which tend to average around $579, 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 September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $589.

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 $926.

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 $746.

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 5 weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around $498 when searching 5 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 $362 on momondo.

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.

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

As of January 2025, prices for Washington, D.C. to Las Vegas flights are approximately 34% 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 04m

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 04m
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 04m 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?


Travelling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Furnace Creek

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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