Flights from San Francisco to Chicago

Our cheapest offers for flights from San Francisco to Chicago

Here you can compare cheap flights from San Francisco (SFO) to Chicago (CHI) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Chicago. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
San Francisco
Chicago
Outbound
10/18/25
direct
WN0698
04h 05min
Return
10/22/25
direct
WN1193
04h 30min
Southwest Airlines ?
$244
San Francisco
Chicago
Outbound
10/18/25
direct
AA2634
04h 30min
Return
10/22/25
direct
AA2113
04h 54min
American Airlines ?
$269
San Francisco
Chicago
Outbound
10/18/25
1 Stopover (ATL)
F91448, F92779
23h 02min
Return
10/22/25
2 Stopovers (ATL, DEN)
F92292, F91449, F91093
16h 22min
Frontier Airlines ?
$494
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from San Francisco to Chicago

Favorite airline: Frontier Airlines
Most travelers looking for flights on the route from San Francisco to Chicago decide to book flights with Frontier Airlines.
Frontier Airlines
47 %
United Airlines
18 %
Alaska Airlines
17 %
Cheapest weekday: Tuesday
The cheapest ticket prices are available for flights departing on Tuesday.
Direct flights are the cheapest connection
Flights with a stopover are on average $52.00 more expensive than direct flights.
non stop flight
1 stop
2 stops
04h 13min
10h 49min
09h 58min
$112
$164
$861
The favorite connection is non-stop
Direct flights are especially popular on this route. 58 % of travelers will book a direct flight.
Route
bookings
Direct flights
04h 13min, from $112
58 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
10h 56min, from $174
13 %
1 stopover Minneapolis - St. Paul International Airport, MN
17h 11min, from $301
12 %

Important flight information

Flight information: San Francisco - Chicago

Roundtrip from $243.20
Flight duration min. 03:53 / max. 07:10
Return flight duration min. 04:33/ max. 11:40
Distance 2990 km
Flights per week 154
Departure airport Airport San Francisco International Airport, CA (SFO)
Arrival airport Airport Chicago-IL, all airports (CHI)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Chicago
Flight destinations with a similar price
Flight destinations with a similar price