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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
$557
Southwest Airlines• 1 stop • 8h 50mSep 25 – Sep 25
The cheapest round trip flight from San Antonio International to Washington Dulles International is currently $557
Cheapest One way Flight
$341
Alaska Airlines• 1 stop• 22h 15mSep 05
The cheapest one way flight from John F Kennedy International to Washington Dulles International is currently $341
Cheapest Direct Flight
$246
United Airlines• nonstop• 2h 18mNov 04
The cheapest nonstop flight from Toronto Pearson International to Washington Dulles International is currently $246
Fastest Flight
2h 18m
The fastest nonstop flight from Toronto Pearson International to Washington Dulles International takes 2h 18m
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.
Sep 25 - Sep 25, Economy
San Antonio → Washington
8h 50m
7:10 AM - 1:40 PM • 1 stop
San Antonio → Washington
5h 38m
6:00 PM - 8:38 PM • nonstop
Southwest Airlines
Sep 25 - Sep 25, Economy
San Antonio → Washington
5h 20m
7:00 AM - 11:20 AM • nonstop
San Antonio → Washington
5h 38m
6:00 PM - 8:38 PM • nonstop
United Airlines
Sep 25 - Sep 25, Economy
San Antonio → Washington
6h 49m
5:30 AM - 11:30 AM • 1 stop
San Antonio → Washington
7h 4m
3:02 PM - 7:28 PM • 1 stop
Delta Airlines
Sep 25 - Sep 25, Economy
San Antonio → Washington
5h 20m
- • nonstop
San Antonio → Washington
12h 9m
- • 1 stop
United Airlines
Sep 25 - Sep 25, Economy
San Antonio → Washington
9h 10m
5:00 AM - 11:50 AM • 1 stop
San Antonio → Washington
5h 41m
5:29 PM - 8:10 PM • nonstop
Southwest 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.
Nov 04 - Nov 05, Economy
Toronto → Washington
2h 18m
6:20 PM - 7:58 PM • nonstop
Toronto → Washington
2h 10m
5:15 PM - 6:45 PM • nonstop
United Airlines
Nov 04 - Nov 05, Economy
Toronto → Washington
2h 18m
9:00 PM - 10:38 PM • nonstop
Toronto → Washington
2h 10m
5:15 PM - 6:45 PM • nonstop
United Airlines
Nov 04 - Nov 05, Economy
Toronto → Washington
2h 19m
2:45 PM - 4:24 PM • nonstop
Toronto → Washington
2h 10m
5:15 PM - 6:45 PM • nonstop
Air Canada
Nov 04 - Nov 05, Economy
Toronto → Washington
2h 25m
10:00 AM - 11:45 AM • nonstop
Toronto → Washington
2h 22m
10:10 PM - 11:52 PM • nonstop
United Airlines
Sep 25 - Sep 25, Economy
San Antonio → Washington
5h 20m
7:00 AM - 11:20 AM • nonstop
San Antonio → Washington
5h 38m
6:00 PM - 8:38 PM • 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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