Washington to Chicago

IADORD

Fly from Washington to Chicago starting at USD 124 with United Airlines.Best fare available on Aug 6, 2026.Limited seats. Better plans. Book before it's gone.

Washington to Chicago cheapest flights this week

21 Jul
United Airlines
10:31IAD
12:53ORD
DirectUSD 148VIEW DEAL
23 Jul
Frontier Airlines
20:33IAD
08:53ORD
1 StopUSD 281VIEW DEAL
24 Jul
Frontier Airlines
09:50IAD
06:37ORD
1 StopUSD 169VIEW DEAL
24 Jul
Frontier Airlines
20:33IAD
08:53ORD
1 StopUSD 201VIEW DEAL
27 Jul
Frontier Airlines
20:33IAD
08:53ORD
1 StopUSD 191VIEW DEAL
30 Jul
Frontier Airlines
17:40IAD
13:15ORD
1 StopUSD 149VIEW DEAL
31 Jul
Frontier Airlines
20:33IAD
08:53ORD
1 StopUSD 143VIEW DEAL
2 Aug
Frontier Airlines
20:33IAD
08:53ORD
1 StopUSD 168VIEW DEAL
3 Aug
Frontier Airlines
18:09IAD
13:15ORD
1 StopUSD 128VIEW DEAL
6 Aug
United Airlines
15:39IAD
18:02ORD
DirectUSD 124VIEW DEAL

Washington to Chicago monthly flight fare trend

Jul
from USD 143
Aug
from USD 88
Sep
from USD 116
Oct
from USD 92
Nov
No flights
Dec
No flights

Airport Details

Origin

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

Destination

Chicago

Chicago O'Hare International Airport (ORD)

Chicago, ORD
Zone

Chicago

Elev

680 ft

Flights from Washington

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