Chicago to San Francisco

MDWSFO

Fly from Chicago to San Francisco starting at USD 149 with Southwest Airlines.Best fare available on Jul 21, 2026.Limited seats. Better plans. Book before it's gone.

Chicago to San Francisco cheapest flights this week

20 Jul
Frontier Airlines
06:05MDW
21:18SFO
1 StopUSD 200VIEW DEAL
21 Jul
Frontier Airlines
12:11MDW
21:18SFO
1 StopUSD 188VIEW DEAL
21 Jul
Southwest Airlines
06:10MDW
15:40SFO
1 StopUSD 149VIEW DEAL
21 Jul
Southwest Airlines
21:30MDW
02:15SFO
DirectUSD 297VIEW DEAL
22 Jul
Frontier Airlines
12:11MDW
21:18SFO
1 StopUSD 289VIEW DEAL
22 Jul
Frontier Airlines
06:05MDW
21:52SFO
2 StopUSD 278VIEW DEAL
23 Jul
Frontier Airlines
12:11MDW
21:18SFO
1 StopUSD 336VIEW DEAL
23 Jul
Southwest Airlines
10:05MDW
14:35SFO
DirectUSD 332VIEW DEAL
24 Jul
Frontier Airlines
12:11MDW
21:18SFO
1 StopUSD 253VIEW DEAL
27 Jul
Frontier Airlines
06:05MDW
21:18SFO
1 StopUSD 261VIEW DEAL

Chicago to San Francisco monthly flight fare trend

Jul
from USD 149
Aug
from USD 104
Sep
from USD 116
Oct
from USD 122
Nov
No flights
Dec
No flights

Airport Details

Origin

Chicago

Chicago Midway International Airport (MDW)

Chicago, MDW
Zone

Chicago

Elev

620 ft

Destination

San Francisco

San Francisco International Airport (SFO)

San Francisco, SFO
Zone

Los Angeles

Elev

13 ft

Flights from Chicago

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