Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Washington to Las Vegas
The cheapest flights right now
Washington – Las Vegas
Outbound – Nov 14, 2026
1 stop
15h 56m ATL
Return – Nov 22, 2026
direct
4h 23m $190
2 days ago
Washington – Las Vegas
Outbound – Nov 14, 2026
1 stop
14h 22m DFW
Return – Nov 22, 2026
direct
4h 23m $189
today
Washington – Las Vegas
Outbound – Nov 14, 2026
2 stops
13h 2m ATL
IAH
Return – Nov 22, 2026
direct
4h 23m $215
yesterday
Washington – Las Vegas
Outbound – Nov 15, 2026
1 stop
8h 43m DEN
Return – Nov 22, 2026
direct
4h 23m $224
yesterday
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
$139
Average price of a round trip
$204
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
5h0
A flight from Washington to Las Vegas takes on average 5h0.
Best time
January
According to user searches, the ideal month to go to Las Vegas is January.
The best flight deals for a week
Washington – Las Vegas
Outbound – Nov 14, 2026
1 stop
15h 56m ATL
Return – Nov 22, 2026
direct
4h 23m $190
2 days ago
Washington – Las Vegas
Outbound – Nov 14, 2026
1 stop
14h 22m DFW
Return – Nov 22, 2026
direct
4h 23m $189
today
Washington – Las Vegas
Outbound – Nov 14, 2026
2 stops
13h 2m ATL
IAH
Return – Nov 22, 2026
direct
4h 23m $215
yesterday
Washington – Las Vegas
Outbound – Nov 15, 2026
1 stop
8h 43m DEN
Return – Nov 22, 2026
direct
4h 23m $224
yesterday
* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Tips for finding a cheap flight from Washington to Las Vegas
Check out our tips for booking your flight to Las Vegas (USA) from Washington (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is September, with an average flight ticket price of $85 (calculation over the last two years). The most touristic season corresponds to the months of October, September and November.
For the cheapest flights, it is advisable to buy your ticket at least 44 days before the departure date.
The airline offering the cheapest flight tickets is Frontier Airlines. A ticket from the airline Frontier Airlines to Las Vegas costs on average $202.
The airlines that offer the most flights are Frontier Airlines and Frontier Airlines.
Price of flight tickets from Washington to Las Vegas
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $139 to $449
- The average price of a flight ticket is about $204
- Prices are lowest for stays in the month of September
- The month in which booking a ticket is cheaper is: November
info departure city :
Washington, USA
airports :
Ronald Reagan Washington National Airport (DCA)
Dulles International Airport (IAD)
College Park Airport (CGS)
local time :
Washington is a city in the country USA, the time zone is [[timezone]]. In Washington, it is currently {fromLocalTime}, the temperature is on average 19°C, with a minimum of 16°C and a maximum of 23°C.
The city of Washington (WAS) has 3 airport(s): Ronald Reagan Washington, Dulles and College Park
destination info :
Las Vegas, USA
airports :
Las Vegas-McCarran International Airport (LAS)
North Las Vegas Airport (VGT)
Henderson Executive Airport (HSH)
Nellis AFB Air Force Base (LSV)
local time :
Las Vegas is in the country USA, the time zone is [[timezone]]. In Las Vegas, it is currently {toLocalTime}, the temperature is on average 20°C, with a minimum of 13°C and a maximum of 25°C.
The city of Las Vegas (LAS) has 4 airport(s): Las Vegas-McCarran, North Las Vegas, Henderson Executive and Nellis AFB
Useful info about Las Vegas
What is the least touristic period to go to Las Vegas?
If you want to visit Las Vegas during the least touristic period, choose the month of January.
What is the most popular time to travel to Las Vegas?
In Las Vegas, the most popular month is October. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight from Washington to Las Vegas?
According to our data, it is recommended to book your flight 44 days before your departure. If you book your flight ticket 7 weeks before your departure, you may find a price below average. You can also choose morning flights that are 100% cheaper than afternoon and evening flights. The cheapest day to book a flight from Washington to Las Vegas is Saturday.
What are the arrival and destination airports when traveling between Washington and Las Vegas?
When you leave, you can leave from Ronald Reagan Washington or Dulles, and you will arrive at Las Vegas-McCarran.
How to reach Washington airport from the city centre?
The airport Ronald Reagan Washington is located 4 km, Dulles is located 42 km or College Park is located 14 km from the city centre. You can access it by using public transportation, taking a taxi, or renting a car.
Are there other means of transportation to go from Washington to Las Vegas?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Washington and Las Vegas?
In summer, the average temperature is 32°C in Las Vegas and 25°C in Washington. The average rainfall in summer is 9 mm in Las Vegas and 133 mm in Washington. In summer, it is warmer in Las Vegas and it rains less in Las Vegas. In winter, it is colder in Las Vegas and it rains more in Washington.
