Chicago to Washington

MDWIAD

Fly from Chicago to Washington starting at USD 131 with Frontier Airlines.Best fare available on Aug 1, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to Washington cheapest flights this week

24 Jul
Frontier Airlines
12:11MDW
21:55IAD
1 StopUSD 174VIEW DEAL
25 Jul
Frontier Airlines
06:05MDW
15:34IAD
1 StopUSD 160VIEW DEAL
26 Jul
Frontier Airlines
06:05MDW
15:40IAD
1 StopUSD 217VIEW DEAL
28 Jul
Frontier Airlines
06:05MDW
15:40IAD
1 StopUSD 161VIEW DEAL
30 Jul
Frontier Airlines
12:11MDW
21:55IAD
1 StopUSD 184VIEW DEAL
31 Jul
Frontier Airlines
06:05MDW
16:14IAD
1 StopUSD 157VIEW DEAL
1 Aug
Frontier Airlines
12:11MDW
21:52IAD
1 StopUSD 131VIEW DEAL
1 Aug
Frontier Airlines
06:05MDW
15:34IAD
1 StopUSD 158VIEW DEAL
2 Aug
Frontier Airlines
06:05MDW
15:40IAD
1 StopUSD 193VIEW DEAL
3 Aug
Frontier Airlines
06:05MDW
16:14IAD
1 StopUSD 176VIEW DEAL

Chicago to Washington monthly flight fare trend

Jul
from USD 157
Aug
from USD 98
Sep
from USD 98
Oct
from USD 137
Nov
No flights
Dec
No flights

Airport Details

Origin

Chicago

Chicago Midway International Airport (MDW)

Chicago, MDW
Zone

Chicago

Elev

620 ft

Destination

Washington

Washington Dulles International Airport (IAD)

Dulles, IAD
Zone

New York

Elev

312 ft

Flights from Chicago

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