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Round-trip from | $238 |
---|---|
One-way from | $123 |
Popular in | December |
Cheapest in | July |
Average price | $484 |
Good round-trip deal | $257 or less |
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Route
Depart
Return
Price
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Sat 6/12
08:21-10:34
Nonstop5h 13m
Las Vegas Harry Reid Intl
Sat 6/12
13:50-21:10
Nonstop4h 20m
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Sun 16/11
17:40-23:33
1 stop8h 53m
Las Vegas Harry Reid Intl
Wed 19/11
06:00-17:13
1 stop8h 13m
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Mon 1/9
17:52-23:26
1 stop8h 34m
Las Vegas Harry Reid Intl
Fri 5/9
19:47-16:52
1 stop18h 05m
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Sat 16/8
13:00-17:47
1 stop7h 47m
Las Vegas Harry Reid Intl
Sat 23/8
10:30-23:21
1 stop9h 51m
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Sat 11/10
19:59-21:59
Nonstop5h 00m
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Mon 15/9
17:52-23:26
1 stop8h 34m
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Sat 18/10
15:00-19:26
1 stop7h 26m
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Fri 19/9
17:52-23:26
1 stop8h 34m
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Sat 6/9
07:00-13:05
2 stops9h 05m
Washington, D.C.Las Vegas
IAD - LAS
IADLAS
Washington, D.C. Dulles Intl
Sun 10/8
11:04-09:54
1 stop25h 50m
To ensure you get the cheapest price possible for a flight from Washington, D.C. to Las Vegas, you should look to book at least 28 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Las Vegas (average of $978). Flying from Washington, D.C. to Las Vegas in December is currently the most expensive (average of $1,549). 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.
When flying from Washington, D.C. to Las Vegas, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from WAS to LAS are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (8 on average).
Overall
Entertainment
Food
Comfort
Boarding
Crew
Reviews
Anonymous,July 2025
EUG - SEA
Overall
Entertainment
Food
Comfort
Boarding
Crew
Reviews
Anonymous,July 2025
EUG - SEA
Overall
Entertainment
Food
Comfort
Boarding
Crew
Reviews
Anonymous,July 2025
EUG - SEA
Overall
Entertainment
Food
Comfort
Boarding
Crew
Reviews
Anonymous,July 2025
EUG - SEA
Overall
Entertainment
Food
Comfort
Boarding
Crew
Reviews
Anonymous,July 2025
EUG - SEA
Overall
Entertainment
Food
Comfort
Boarding
Crew
Reviews
Anonymous,July 2025
EUG - SEA
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Washington, D.C. to Las Vegas. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Las Vegas from Washington, D.C..
Yes, we can. To see specific flights from Washington, D.C. to Las Vegas with no change fees, users can toggle flexible booking options after using the search form above to find flights.
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