Washington to Chicago

IADMDW

Fly from Washington to Chicago starting at USD 147 with Frontier Airlines.Best fare available on Aug 6, 2026.Limited seats. Better plans. Book before it's gone.

Washington to Chicago cheapest flights this week

1 Jul
Frontier Airlines
20:57IAD
23:11MDW
1 StopUSD 395VIEW DEAL
3 Jul
Frontier Airlines
11:17IAD
23:11MDW
1 StopUSD 225VIEW DEAL
7 Jul
Frontier Airlines
17:40IAD
14:58MDW
2 StopUSD 257VIEW DEAL
9 Jul
Frontier Airlines
17:40IAD
08:55MDW
1 StopUSD 295VIEW DEAL
6 Aug
Frontier Airlines
20:33IAD
10:51MDW
1 StopUSD 147VIEW DEAL
17 Aug
Frontier Airlines
13:38IAD
12:12MDW
2 StopUSD 148VIEW DEAL
27 Aug
Frontier Airlines
20:47IAD
23:11MDW
1 StopUSD 212VIEW DEAL

Washington to Chicago monthly flight fare trend

Jul
from USD 225
Aug
from USD 147
Sep
No flights
Oct
No flights
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 Midway International Airport (MDW)

Chicago, MDW
Zone

Chicago

Elev

620 ft

Flights from Washington

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