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Good to Know: Flights to IAD
Useful information for finding cheap flights to Washington Dulles International and booking your next trip
Cheapest Round Trip Flight
$696
Delta Airlines• 1 stop • 10h 25mMay 26 – May 26
The cheapest round trip flight from Denver International to Washington Dulles International is currently $696
Cheapest One way Flight
$271
American Airlines• 1 stop• 12h 14mMay 26
The cheapest one way flight from John F Kennedy International to Washington Dulles International is currently $271
Cheapest Direct Flight
$826
United Airlines• nonstop• May 26
The cheapest nonstop flight from Denver International to Washington Dulles International is currently $826
Fastest Flight
5h 26m
The fastest nonstop flight from Denver International to Washington Dulles International takes 5h 26m
Best Flight Deals to Washington
Identify the most efficient round-trip flights to Washington. We present options balancing cost and convenience for your return journey.
May 26 - May 26, Economy
Denver → Washington
10h 25m
5:45 AM - 2:10 PM • 1 stop
Denver → Washington
10h 43m
6:58 PM - 11:41 PM • 1 stop
Delta Airlines
May 26 - May 26, Economy
Denver → Washington
15h 2m
8:00 AM - 7:02 PM • 1 stop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
5h 33m
10:20 AM - 3:53 PM • nonstop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
10h 52m
7:40 AM - 4:32 PM • 1 stop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
7h 20m
9:40 AM - 4:20 PM • 1 stop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
For travel requiring no set return, access available one-way flights to Washington (IAD). These options support extended stays or open-ended plans.
Need to travel to Washington soon? View current last-minute flight options to IAD for spontaneous or pressing plans.
May 26 - May 26, Economy
Denver → Washington
10h 25m
5:45 AM - 2:10 PM • 1 stop
Denver → Washington
10h 43m
6:58 PM - 11:41 PM • 1 stop
Delta Airlines
May 26 - May 26, Economy
Denver → Washington
15h 2m
8:00 AM - 7:02 PM • 1 stop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
5h 33m
10:20 AM - 3:53 PM • nonstop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
10h 52m
7:40 AM - 4:32 PM • 1 stop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
7h 20m
9:40 AM - 4:20 PM • 1 stop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
Maximize your time in Washington, not in transit. Discover non-stop direct flights to IAD for the quickest, most straightforward journey to the Strip.
May 26 - May 29, Economy
Denver → Washington
- • nonstop
Denver → Washington
- • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
5h 32m
1:53 PM - 7:25 PM • nonstop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
5h 28m
6:13 AM - 11:41 AM • nonstop
Denver → Washington
5h 54m
2:35 PM - 4:29 PM • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
5h 32m
12:26 PM - 5:58 PM • nonstop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
May 26 - May 26, Economy
Denver → Washington
5h 33m
10:20 AM - 3:53 PM • nonstop
Denver → Washington
6h 47m
10:23 PM - 12:30 AM • nonstop
United Airlines
Destination Airport Information
| IATA Code | IAD |
| Name | Washington Dulles International |
| City | Washington |
| Country | US |
| Latitude | 38.94449996948242 |
| Longitude | -77.45580291748047 |
Popular Airlines
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