Frontier's UpFront Plus seats offer a guaranteed empty middle seat for added comfort.
Frontier offers no in-flight entertainment or Wi-Fi, so pre-load your devices.
Most accurate provider | FlightHub 3 stars |
---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $139 (Kiwi.com) |
One-way from | $83 (Frontier) |
Popular in | December |
Cheapest in | August |
Average price | $258 |
Good round-trip deal | $128 or less |
Good one-way deal | $141 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Denver
IAD - DEN
IADDEN
Washington, D.C. Dulles Intl
Sat 11/1
6:40 am-8:30 am
Nonstop3h 50m
Denver Intl
Wed 11/5
4:50 pm-10:00 pm
Nonstop3h 10m
Washington, D.C.Denver
IAD - DEN
IADDEN
Washington, D.C. Dulles Intl
Fri 11/7
1:50 pm-3:45 pm
Nonstop3h 55m
Denver Intl
Mon 11/10
1:55 pm-7:05 pm
Nonstop3h 10m
BaltimoreDenver
BWI - DEN
BWIDEN
Baltimore/Washington
Fri 10/31
1:10 pm-3:10 pm
Nonstop4h 00m
Denver Intl
Sun 11/2
11:55 pm-5:10 am
Nonstop3h 15m
Washington, D.C.Denver
IAD - DEN
IADDEN
Washington, D.C. Dulles Intl
Wed 10/22
4:50 pm-10:35 pm
1 stop7h 45m
Denver Intl
Wed 10/29
5:45 pm-11:05 pm
Nonstop3h 20m
BaltimoreDenver
BWI - DEN
BWIDEN
Baltimore/Washington
Mon 11/17
7:00 am-9:05 am
Nonstop4h 05m
Denver Intl
Tue 11/18
10:25 am-3:45 pm
Nonstop3h 20m
Washington, D.C.Denver
IAD - DEN
IADDEN
Washington, D.C. Dulles Intl
Fri 11/7
5:05 am-7:00 am
Nonstop3h 55m
Denver Intl
Tue 11/11
6:30 am-5:05 pm
1 stop8h 35m
BaltimoreDenver
BWI - DEN
BWIDEN
Baltimore/Washington
Fri 11/7
5:40 pm-7:45 pm
Nonstop4h 05m
Denver Intl
Tue 11/11
10:20 am-5:00 pm
1 stop4h 40m
BaltimoreDenver
BWI - DEN
BWIDEN
Baltimore/Washington
Wed 10/22
8:32 am-10:28 am
Nonstop3h 56m
Denver Intl
Wed 10/29
5:36 pm-10:57 pm
Nonstop3h 21m
Washington, D.C.Denver
IAD - DEN
IADDEN
Washington, D.C. Dulles Intl
Wed 11/19
10:05 am-3:13 pm
1 stop7h 08m
Denver Intl
Wed 12/3
1:16 pm-9:29 pm
1 stop6h 13m
Washington, D.C.Denver
IAD - DEN
IADDEN
Washington, D.C. Dulles Intl
Mon 11/17
5:59 pm-12:02 am
1 stop8h 03m
Denver Intl
Wed 12/3
3:14 pm-12:13 am
1 stop6h 59m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Price Accuracy2 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy2 stars | Trust Score*1 star | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy- | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars |
Booking 30 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Denver (average of $197). Flying from Washington, D.C. to Denver in March is currently the most expensive (average of $278). 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.
Unlike in the evening, when flights are generally more expensive, you can save up to 31% on flights from Washington, D.C. to Denver by exploring options for tickets at noon.
Travelers seeking maximum savings on their Washington, D.C. to Denver flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from WAS to DEN are scheduled on a Monday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Mike,Aug 2025
OKC - AUS
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$93 | Average$237 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$128 | Average$321 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$158 | Average$320 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$166 | Average$305 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$178 | Average$336 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$201 | Average$387 | FlexibilityNo cancel fee | On-time69% |