San Francisco to Chicago
SFOMDW
Fly from San Francisco to Chicago starting at USD 155 with Frontier Airlines.
Best fare available on Jul 4, 2026.
Limited seats. Better plans. Book before it's gone.
San Francisco to Chicago cheapest flights this week
San Francisco to Chicago monthly flight fare trend
Jun
from USD 128
Jul
from USD 155
Aug
from USD 158
Sep
No flights
Oct
No flights
Nov
No flights
Airport Details
Origin
San Francisco
San Francisco International Airport (SFO)
San Francisco, SFO
Zone
Los Angeles
Elev
13 ft
Destination
Chicago
Chicago Midway International Airport (MDW)
Chicago, MDW
Zone
Chicago
Elev
620 ft
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