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Cheap flights from San Francisco (SFO) to Chicago (CHI)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from San Francisco (SFO) to Chicago (CHI)

How to find the cheapest flight from San Francisco (SFO) to Chicago (CHI)
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How to find the cheapest flight from San Francisco (SFO) to Chicago (CHI)
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How to find the cheapest flight from San Francisco (SFO) to Chicago (CHI)
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Cheap flights from San Francisco to Chicago in March , April 2026

13 Mar - 01 Apr $ 281.00
SFO
San Francisco
Frontier Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
SFO
San Francisco
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25 Mar - 01 Apr $ 307.00
SFO
San Francisco
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
SFO
San Francisco
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07 Mar - 06 Apr $ 628.00
SFO
San Francisco
Alaska Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Alaska Airlines
1 STOPS
SFO
San Francisco
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Last minute flights from San Francisco to Chicago

24 Mar - 31 Mar $ 265.00
SFO
San Francisco
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
SFO
San Francisco
Pick dates
13 Mar - 01 Apr $ 281.00
SFO
San Francisco
Frontier Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
SFO
San Francisco
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11 Mar - 31 Mar $ 1,144.00
SFO
San Francisco
United Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
United Airlines
1 STOPS
SFO
San Francisco
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One-way flights to Chicago from San Francisco

3:15 PM - 3:15 PM
United Airlines
0 Stops
4h 22m
SFO - CHI
$ 133
Kiwi
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10:38 PM - 9:47 AM
Frontier Airlines
1 Stops
10h 38m
SFO - CHI
$ 180
Kiwi
Pick dates
1:40 PM - 1:40 PM
United Airlines
0 Stops
4h 12m
SFO - CHI
$ 513
Kiwi
Pick dates

How to find the cheapest flight from San Francisco (SFO) to Chicago (CHI)

Related info for your journey
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How to find the cheapest flight from San Francisco (SFO) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from San Francisco (SFO) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.