Chicago to Washington

MDWIAD

Fly from Chicago to Washington starting at USD 111 with Frontier Airlines.Best fare available on Aug 25, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to Washington cheapest flights this week

20 Aug
Frontier Airlines
06:05MDW
16:14IAD
1 StopUSD 131VIEW DEAL
20 Aug
Frontier Airlines
11:50MDW
21:52IAD
1 StopUSD 186VIEW DEAL
21 Aug
Frontier Airlines
06:05MDW
16:14IAD
1 StopUSD 188VIEW DEAL
22 Aug
Frontier Airlines
11:45MDW
21:52IAD
1 StopUSD 172VIEW DEAL
22 Aug
Frontier Airlines
06:05MDW
16:14IAD
1 StopUSD 156VIEW DEAL
23 Aug
Frontier Airlines
06:05MDW
16:14IAD
1 StopUSD 171VIEW DEAL
25 Aug
Frontier Airlines
11:50MDW
21:52IAD
1 StopUSD 111VIEW DEAL
25 Aug
Frontier Airlines
06:05MDW
16:14IAD
1 StopUSD 164VIEW DEAL
26 Aug
Frontier Airlines
11:50MDW
21:52IAD
1 StopUSD 132VIEW DEAL
26 Aug
Frontier Airlines
06:05MDW
16:14IAD
1 StopUSD 155VIEW DEAL

Chicago to Washington monthly flight fare trend

Aug
from USD 111
Sep
from USD 85
Oct
from USD 91
Nov
No flights
Dec
No flights
Jan
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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