Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Las Vegas departing on 22/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
'This year, momondo is the #1 place for airfares on the internet.'
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Las Vegas

Cheap return flights

These are some of the best return flight deals from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Las Vegas.

Cheap last-minute flights

Planning a quick getaway from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Las Vegas

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

All round-trip flight deals to Las Vegas

The cheapest plane tickets to Las Vegas found on KAYAK recently.
19:02 - 21:25IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$443United Airlines
Find Deal
Sat, 18 Jan - Tue, 21 Jan
19:00 - 21:22IAD-LAS
5h 22mdirect
16:23 - 23:45LAS-IAD
4h 22mdirect
$453United Airlines
Find Deal
Sun, 16 Feb - Sat, 22 Feb
12:41 - 17:42IAD-LAS
8h 01m1 stop
23:30 - 06:57LAS-IAD
4h 27mdirect
$459United Airlines
Find Deal
Sat, 18 Jan - Tue, 21 Jan
17:16 - 22:27IAD-LAS
8h 11m1 stop
06:00 - 15:53LAS-IAD
6h 53m1 stop
$474Delta
Find Deal
Sat, 25 Jan - Sat, 1 Feb
15:05 - 20:39IAD-LAS
8h 34m1 stop
12:55 - 00:20LAS-IAD
8h 25m1 stop
$483Delta
Find Deal
Sat, 15 Feb - Wed, 19 Feb
17:25 - 09:45IAD-LAS
19h 20m1 stop
19:08 - 16:23LAS-IAD
18h 15m1 stop
$485Alaska Airlines
Find Deal
Wed, 5 Feb - Fri, 7 Feb
18:57 - 11:46IAD-LAS
19h 49m2 stops
19:08 - 16:23LAS-IAD
18h 15m1 stop
$493Alaska Airlines
Find Deal
Tue, 4 Feb - Mon, 10 Feb
11:10 - 17:00IAD-LAS
8h 50m1 stop
11:20 - 23:05LAS-IAD
8h 45m2 stops
$549Southwest
Find Deal
Wed, 29 Jan - Fri, 31 Jan
12:45 - 09:58IAD-LAS
24h 13m1 stop
18:43 - 11:47LAS-IAD
14h 04m1 stop
$560Sun Country Air
Find Deal
Thu, 15 May - Sat, 17 May
11:10 - 20:40IAD-LAS
12h 30m2 stops
08:15 - 23:20LAS-IAD
12h 05m2 stops
$605Southwest
Find Deal
Mon, 3 Feb - Thu, 6 Feb
17:50 - 20:13IAD-LAS
5h 23mdirect
$222United Airlines
Find Deal
Wed, 22 Jan
16:53 - 23:40IAD-LAS
9h 47m1 stop
$237Delta
Find Deal
Fri, 24 Jan
08:18 - 14:41IAD-LAS
9h 23m1 stop
$240United Airlines
Find Deal
Sat, 3 May
17:18 - 22:21IAD-LAS
8h 03m1 stop
$246Alaska Airlines
Find Deal
Tue, 11 Mar
08:15 - 10:46IAD-LAS
5h 31mdirect
$251United Airlines
Find Deal
Thu, 27 Feb
17:50 - 20:13IAD-LAS
5h 23mdirect
$253United Airlines
Find Deal
Fri, 24 Jan
18:57 - 11:46IAD-LAS
19h 49m2 stops
$266Alaska Airlines
Find Deal
Tue, 4 Feb
06:55 - 17:40IAD-LAS
13h 45m2 stops
$302Southwest
Find Deal
Sun, 26 Jan
11:20 - 14:27IAD-LAS
30h 07m1 stop
$309Sun Country Air
Find Deal
Fri, 25 Apr
11:10 - 20:40IAD-LAS
12h 30m2 stops
$312Southwest
Find Deal
Mon, 13 Jan
16:41 - 21:28IAD-LAS
7h 47m1 stop
22:05 - 08:56LAS-IAD
7h 51m1 stop
$877Delta
Find Deal
Wed, 25 Dec - Fri, 3 Jan
19:37 - 22:00IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$890United Airlines
Find Deal
Fri, 27 Dec - Tue, 31 Dec
17:50 - 00:08IAD-LAS
9h 18m1 stop
00:59 - 11:49LAS-IAD
7h 50m1 stop
$891United Airlines
Find Deal
Thu, 26 Dec - Mon, 27 Jan
19:37 - 22:00IAD-LAS
5h 23mdirect
20:30 - 06:35LAS-IAD
7h 05m1 stop
$898United Airlines
Find Deal
Fri, 27 Dec - Tue, 31 Dec
17:35 - 22:15IAD-LAS
7h 40m1 stop
23:30 - 06:57LAS-IAD
4h 27mdirect
$906United Airlines
Find Deal
Sun, 29 Dec - Sun, 5 Jan
17:35 - 22:15IAD-LAS
7h 40m1 stop
19:00 - 05:03LAS-IAD
7h 03m1 stop
$920United Airlines
Find Deal
Sun, 29 Dec - Sun, 5 Jan
07:25 - 14:35IAD-LAS
10h 10m2 stops
09:25 - 23:00LAS-IAD
10h 35m1 stop
$965Southwest
Find Deal
Wed, 25 Dec - Tue, 31 Dec
07:25 - 14:15IAD-LAS
9h 50m1 stop
06:05 - 01:05LAS-IAD
16h 00m2 stops
$997Southwest
Find Deal
Wed, 25 Dec - Sat, 28 Dec
17:24 - 23:17IAD-LAS
8h 53m1 stop
10:07 - 21:30LAS-IAD
8h 23m1 stop
$1,149Alaska Airlines
Find Deal
Fri, 27 Dec - Mon, 30 Dec
17:24 - 23:17IAD-LAS
8h 53m1 stop
06:00 - 21:30LAS-IAD
12h 30m2 stops
$1,250Alaska Airlines
Find Deal
Fri, 27 Dec - Tue, 31 Dec
19:02 - 21:25IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$443United Airlines
Find Deal
Sat, 18 Jan - Tue, 21 Jan
19:00 - 21:22IAD-LAS
5h 22mdirect
16:23 - 23:45LAS-IAD
4h 22mdirect
$453United Airlines
Find Deal
Sun, 16 Feb - Sat, 22 Feb
08:35 - 10:52IAD-LAS
5h 17mdirect
07:00 - 14:33LAS-IAD
4h 33mdirect
$462United Airlines
Find Deal
Sat, 26 Apr - Tue, 29 Apr
17:50 - 20:13IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$474United Airlines
Find Deal
Fri, 31 Jan - Sat, 8 Feb
17:50 - 20:13IAD-LAS
5h 23mdirect
08:40 - 16:07LAS-IAD
4h 27mdirect
$475United Airlines
Find Deal
Tue, 7 Jan - Wed, 8 Jan
17:50 - 20:26IAD-LAS
5h 36mdirect
16:23 - 23:45LAS-IAD
4h 22mdirect
$483United Airlines
Find Deal
Sat, 22 Feb - Wed, 26 Feb
17:55 - 20:14IAD-LAS
5h 19mdirect
23:55 - 07:20LAS-IAD
4h 25mdirect
$486United Airlines
Find Deal
Wed, 23 Apr - Sat, 26 Apr
17:50 - 20:13IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$493United Airlines
Find Deal
Fri, 24 Jan - Mon, 27 Jan
12:40 - 15:03IAD-LAS
5h 23mdirect
23:30 - 06:57LAS-IAD
4h 27mdirect
$501United Airlines
Find Deal
Sat, 11 Jan - Sat, 18 Jan
17:31 - 19:48IAD-LAS
5h 17mdirect
23:30 - 06:52LAS-IAD
4h 22mdirect
$511United Airlines
Find Deal
Thu, 29 May - Fri, 6 Jun

Delta flights from Washington, D.C. Dulles Intl Airport to Las Vegas

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Las Vegas flight tickets
Delta
25 Jan
IAD17:16Washington, D.C. Dulles Intl
8h 11m
1 stop
LAS22:27Las Vegas Harry Reid Intl
1 Feb
LAS06:00Las Vegas Harry Reid Intl
6h 53m
1 stop
IAD15:53Washington, D.C. Dulles Intl
Delta
15 Feb
IAD15:05Washington, D.C. Dulles Intl
8h 34m
1 stop
LAS20:39Las Vegas Harry Reid Intl
19 Feb
LAS12:55Las Vegas Harry Reid Intl
8h 25m
1 stop
IAD00:20Washington, D.C. Dulles Intl
Delta
8 Jan
IAD06:05Washington, D.C. Dulles Intl
9h 48m
1 stop
LAS12:53Las Vegas Harry Reid Intl
13 Jan
LAS07:05Las Vegas Harry Reid Intl
8h 52m
1 stop
IAD18:57Washington, D.C. Dulles Intl

Southwest flights from Washington, D.C. Dulles Intl Airport to Las Vegas

Our best Southwest deals on Washington, D.C. Dulles Intl Airport to Las Vegas flight tickets
Southwest
29 Jan
IAD11:10Washington, D.C. Dulles Intl
8h 50m
1 stop
LAS17:00Las Vegas Harry Reid Intl
31 Jan
LAS11:20Las Vegas Harry Reid Intl
8h 45m
2 stops
IAD23:05Washington, D.C. Dulles Intl
Southwest
3 Feb
IAD11:10Washington, D.C. Dulles Intl
12h 30m
2 stops
LAS20:40Las Vegas Harry Reid Intl
7 Feb
LAS08:15Las Vegas Harry Reid Intl
12h 05m
2 stops
IAD23:20Washington, D.C. Dulles Intl
Southwest
24 Jan
IAD15:55Washington, D.C. Dulles Intl
7h 45m
1 stop
LAS20:40Las Vegas Harry Reid Intl
31 Jan
LAS11:20Las Vegas Harry Reid Intl
8h 45m
2 stops
IAD23:05Washington, D.C. Dulles Intl

See travel insights to Las Vegas from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport 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. Dulles Intl Airport 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 $773.

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. Dulles Intl Airport 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. Dulles Intl to Las Vegas Harry Reid Intl flight route?

Fly from Washington, D.C. Dulles Intl to Las Vegas Harry Reid Intl for the best Washington, D.C. Dulles Intl - 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. Dulles Intl Airport is 23 days out, which is when prices tend to be around $800. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as $942.

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

There are 1 cabin classes available to choose from on Washington, D.C. Dulles Intl 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. Dulles Intl Airport to Las Vegas flights?

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

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

As of December 2024, prices for Washington, D.C. Dulles Intl Airport to Las Vegas flights are approximately 24% more expensive when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Las Vegas (IAD to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport in the past 72 hours is $222. The best return flight deal from Washington, D.C. Dulles Intl Airport to Las Vegas found on momondo in the last 72 hours is $443.
The fastest flight from Washington, D.C. Dulles Intl Airport to Las Vegas takes 5h 09m
Direct flights go from Washington, D.C. Dulles Intl Airport to Las Vegas every day.
There is 1 airport near Las Vegas: Las Vegas Harry Reid Intl (LAS)

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

    The straight-line distance from Washington, D.C. Dulles Intl to Las Vegas Harry Reid Intl is 3310.3 km. Typically, this will take 5h 09m by plane in normal conditions.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Las Vegas Harry Reid Intl Airport.

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

    The required travel and health documents for your Las Vegas Harry Reid Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Las Vegas Harry Reid Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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


Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Las Vegas from Washington, D.C..

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

All flight searches from Washington, D.C. to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Washington, D.C. to Las Vegas flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Las Vegas, momondo offers a useful price alert feature which will track prices for flights to Las Vegas from Washington, D.C. and alert you when they change.


An easier way to manage your Las Vegas trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Sun 29/12
Sun 5/1
Email me momondo's favourite deals

Find better results for your trip to the United States

Airports servicing Nevada