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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
$410
Delta Airlines• 1 stop • 10h 31mMay 08 – May 12
The cheapest round trip flight from George Bush Intercontinental Houston to Washington Dulles International is currently $410
Cheapest One way Flight
$130
Frontier Airlines• 1 stop• 10h 6mApr 13
The cheapest one way flight from Orlando International to Washington Dulles International is currently $130
Cheapest Direct Flight
$734
Alaska Airlines• nonstop• 7h 38mJun 15
The cheapest nonstop flight from Seattle Tacoma International to Washington Dulles International is currently $734
Fastest Flight
5h 10m
The fastest nonstop flight from George Bush Intercontinental Houston to Washington Dulles International takes 5h 10m
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 08 - May 12, Economy
Houston → Washington
10h 31m
3:25 PM - 10:56 PM • 1 stop
Houston → Washington
13h 32m
11:15 AM - 6:27 PM • 1 stop
Delta Airlines
May 08 - May 12, Economy
Houston → Washington
7h 27m
6:12 PM - 11:59 PM • 1 stop
Houston → Washington
10h 12m
7:00 AM - 12:12 PM • 1 stop
American Airlines
May 08 - May 12, Economy
Houston → Washington
5h 10m
6:39 PM - 10:49 PM • nonstop
Houston → Washington
5h 25m
10:20 PM - 12:45 AM • nonstop
United Airlines
May 08 - May 12, Economy
Houston → Washington
5h 11m
4:45 PM - 8:56 PM • nonstop
Houston → Washington
5h 33m
12:40 PM - 3:13 PM • nonstop
United Airlines
May 08 - May 12, Economy
Houston → Washington
9h 4m
4:42 PM - 11:26 PM • 1 stop
Houston → Washington
11h 55m
7:00 AM - 1:15 PM • 1 stop
American 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.
Maximize your time in Washington, not in transit. Discover non-stop direct flights to IAD for the quickest, most straightforward journey to the Strip.
Jun 15 - Jun 19, Economy
Seattle → Washington
7h 38m
9:13 AM - 5:11 PM • nonstop
Seattle → Washington
9h 15m
6:14 PM - 9:09 PM • nonstop
Alaska Airlines
Jun 15 - Jun 19, Economy
Seattle → Washington
7h 38m
4:01 PM - 11:59 PM • nonstop
Seattle → Washington
9h 5m
6:03 AM - 8:48 AM • nonstop
American Airlines
Jun 15 - Jun 19, Economy
Seattle → Washington
7h 38m
4:01 PM - 11:59 PM • nonstop
Seattle → Washington
9h 5m
6:03 AM - 8:48 AM • nonstop
Alaska Airlines
Jun 15 - Jun 19, Economy
Seattle → Washington
8h 25m
4:20 PM - 12:25 AM • nonstop
Seattle → Washington
9h 5m
7:00 AM - 9:45 AM • nonstop
Delta Airlines
Jun 15 - Jun 19, Economy
Seattle → Washington
7h 38m
9:13 AM - 5:11 PM • nonstop
Seattle → Washington
9h 5m
6:03 AM - 8:48 AM • nonstop
American 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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