Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Washington to Denver
The cheapest flights right now
Washington – Denver
Outbound – Nov 7, 2026
direct
4h 9m Return – Nov 15, 2026
direct
3h 15m $302
2 days ago
Washington – Denver
Outbound – Nov 8, 2026
direct
4h 10m Return – Nov 14, 2026
direct
3h 17m $301
2 days ago
Washington – Denver
Outbound – Nov 8, 2026
direct
4h 16m Return – Nov 15, 2026
direct
3h 24m $293
yesterday
Washington – Denver
Outbound – Nov 5, 2026
direct
4h 9m Return – Nov 12, 2026
direct
3h 15m $310
2 days ago
* 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
$144
Average price of a round trip
$226
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
4h3
A flight from Washington to Denver takes on average 4h3.
Best time
October
According to user searches, the ideal month to go to Denver is October.
The best flight deals for a week
Washington – Denver
Outbound – Nov 7, 2026
direct
4h 9m Return – Nov 15, 2026
direct
3h 15m $302
2 days ago
Washington – Denver
Outbound – Nov 8, 2026
direct
4h 10m Return – Nov 14, 2026
direct
3h 17m $301
2 days ago
Washington – Denver
Outbound – Nov 8, 2026
direct
4h 16m Return – Nov 15, 2026
direct
3h 24m $293
yesterday
Washington – Denver
Outbound – Nov 8, 2026
direct
4h 16m Return – Nov 15, 2026
direct
3h 17m $373
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 Denver
Check out our tips for booking your flight to Denver (USA) from Washington (USA) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is April, with an average flight ticket price of $116 (calculation over the last two years). The most touristic season corresponds to the months of October, April and November.
For the cheapest flights, it is advisable to buy your ticket at least 50 days before the departure date.
The airline offering the cheapest flight tickets is Frontier Airlines. A ticket from the airline Frontier Airlines to Denver costs on average $226.
The airlines that offer the most flights are Frontier Airlines and Frontier Airlines.
Price of flight tickets from Washington to Denver
Here is some information and tips to know before booking your flight:
- Flight ticket prices range from $144 to $398
- The average price of a flight ticket is about $226
- Prices are lowest for stays in the month of April
- The month in which booking a ticket is cheaper is: October
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 :
Denver, USA
airports :
Denver International Airport (DEN)
Rocky Mountain Airport (BJC)
Centennial Airport (APA)
local time :
Denver is in the country USA, the time zone is [[timezone]]. In Denver, it is currently {toLocalTime}, the temperature is on average 11°C, with a minimum of 8°C and a maximum of 14°C.
The city of Denver has 3 airport(s): Denver, Rocky Mountain and Centennial
Useful info about Denver
What is the least touristic period to go to Denver?
If you want to visit Denver during the least touristic period, choose the month of October.
What is the most popular time to travel to Denver?
In Denver, 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 Denver?
According to our data, it is recommended to book your flight 50 days before your departure. If you book your flight ticket 8 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 Denver is Thursday.
What are the arrival and destination airports when traveling between Washington and Denver?
When you leave, you can leave from Ronald Reagan Washington or Dulles, and you will arrive at Denver.
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 Denver?
Airplane is the only means of transportation listed on Liligo for this journey.
Are there big differences in weather between Washington and Denver?
In summer, the average temperature is 22°C in Denver and 25°C in Washington. The average rainfall in summer is 50 mm in Denver and 133 mm in Washington. In summer, it is warmer in Washington and it rains less in Denver. In winter, it is colder in Washington and it rains more in Washington.
