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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
$218
Delta Airlines• 1 stop • 8h 54mNov 02 – Nov 10
The cheapest round trip flight from Chicago O'Hare International to Washington Dulles International is currently $218
Cheapest One way Flight
$231
United Airlines• 1 stop• 13h 49mNov 05
The cheapest one way flight from Los Angeles International to Washington Dulles International is currently $231
Cheapest Direct Flight
$230
United Airlines• nonstop• 3h 30mFeb 18
The cheapest nonstop flight from Chicago O'Hare International to Washington Dulles International is currently $230
Fastest Flight
58m
The fastest nonstop flight from Chicago O'Hare International to Washington Dulles International takes 58m
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.
Nov 02 - Nov 10, Economy
Chicago → Washington
8h 54m
6:08 PM - 12:42 AM • 1 stop
Chicago → Washington
7h 26m
6:00 AM - 9:46 AM • 1 stop
Delta Airlines
Nov 02 - Nov 10, Economy
Chicago → Washington
5h 32m
6:44 PM - 11:16 PM • 1 stop
Chicago → Washington
6h 46m
9:45 AM - 12:51 PM • 1 stop
Delta Airlines
Feb 18 - Feb 20, Economy
Chicago → Washington
10h 31m
5:00 PM - 12:31 AM • 1 stop
Chicago → Washington
16h 59m
7:20 AM - 4:39 PM • 1 stop
Delta Airlines
Feb 18 - Feb 20, Economy
Chicago → Washington
9h 15m
9:55 AM - 4:50 PM • 1 stop
Chicago → Washington
16h 59m
7:20 AM - 4:39 PM • 1 stop
Delta Airlines
Feb 18 - Feb 20, Economy
Chicago → Washington
8h 32m
10:45 AM - 4:57 PM • 1 stop
Chicago → Washington
25h 12m
7:20 AM - 9:32 PM • 1 stop
Delta 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.
Feb 18 - Feb 20, Economy
Chicago → Washington
3h 30m
- • nonstop
Chicago → Washington
3h 30m
- • nonstop
United Airlines
Feb 19 - Feb 21, Economy
Chicago → Washington
3h 20m
6:30 AM - 9:30 AM • nonstop
Chicago → Washington
3h 25m
9:55 PM - 11:00 PM • nonstop
Southwest Airlines
Feb 19 - Feb 21, Economy
Chicago → Washington
3h 21m
- • nonstop
Chicago → Washington
3h 49m
- • nonstop
American Airlines
Feb 18 - Feb 20, Economy
Chicago → Washington
3h 20m
12:51 PM - 3:51 PM • nonstop
Chicago → Washington
3h 41m
8:24 AM - 9:45 AM • nonstop
United Airlines
Feb 19 - Feb 21, Economy
Chicago → Washington
58m
8:40 AM - 11:38 AM • nonstop
Chicago → Washington
5h 15m
10:10 PM - 11:25 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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