United's Economy Plus offers extra legroom, ideal for comfort on medium-haul flights.
United's Polaris Lounges offer exclusive amenities like showers and dining, enhancing pre-flight comfort.
Round-trip from | $207 (Southwest) |
---|---|
One-way from | $105 (Southwest) |
Popular in | December |
Cheapest in | February |
Average price | $357 |
Good round-trip deal | $293 or less |
Good one-way deal | $149 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoChicago
SFO - MDW
SFOMDW
San Francisco
Wed 8/20
10:45 am-4:55 pm
Nonstop4h 10m
Chicago Midway
Mon 8/25
11:10 am-1:45 pm
Nonstop4h 35m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Wed 8/13
11:55 am-6:18 pm
Nonstop4h 23m
Chicago O'Hare Intl
Mon 8/18
7:18 pm-10:06 pm
Nonstop4h 48m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Sun 8/31
7:15 am-5:55 pm
1 stop8h 40m
Chicago O'Hare Intl
Wed 9/3
3:00 pm-9:40 pm
1 stop8h 40m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Wed 7/23
8:53 pm-3:27 pm
1 stop16h 34m
Chicago O'Hare Intl
Fri 7/25
9:56 pm-9:21 pm
1 stop25h 25m
San FranciscoChicago
SFO - MDW
SFOMDW
San Francisco
Wed 8/13
8:53 pm-8:22 pm
1 stop21h 29m
Chicago Midway
Mon 8/18
12:35 pm-12:19 am
1 stop13h 44m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Sat 8/9
6:55 am-6:44 pm
1 stop9h 49m
Chicago O'Hare Intl
Sat 8/16
7:18 pm-10:06 pm
Nonstop4h 48m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Sat 8/30
11:08 pm-5:24 am
Nonstop4h 16m
Chicago O'Hare Intl
Sat 9/6
6:45 am-9:24 am
Nonstop4h 39m
San FranciscoChicago
SFO - MDW
SFOMDW
San Francisco
Fri 8/8
12:50 am-8:45 am
1 stop5h 55m
Chicago Midway
Sat 8/16
1:43 pm-9:27 pm
1 stop9h 44m
San FranciscoChicago
SFO - RFD
SFORFD
San Francisco
Thu 9/18
6:18 pm-2:25 pm
2 stops18h 07m
Chicago Greater Rockford
Mon 9/22
10:37 am-1:02 pm
3 stops28h 25m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Sat 7/5
10:45 pm-12:45 pm
1 stop12h 00m
The best time to book flights from San Francisco to Chicago is 71 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, August is the cheapest month in which you can book a flight from San Francisco to Chicago (average of $245). Flying from San Francisco to Chicago in March is currently the most expensive (average of $320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from San Francisco to Chicago is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 13% on airfare.
Travelers seeking maximum savings on their San Francisco to Chicago flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from SFO to CHI are scheduled on a Friday (91 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (51 on average).
Boarding
Comfort
Overall
Crew
Entertainment
Food
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Overall
Crew
Entertainment
Food
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Overall
Crew
Entertainment
Food
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Overall
Crew
Entertainment
Food
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Overall
Crew
Entertainment
Food
Reviews
James,Apr 2025
LAX - SFO
Boarding
Comfort
Overall
Crew
Entertainment
Food
Reviews
James,Apr 2025
LAX - SFO
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$60 | Average$227 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$108 | Average$296 | FlexibilityNo cancel fee | On-time85% | |
Cheapest$128 | Average$312 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$133 | Average$352 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$143 | Average$226 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$167 | Average$306 | FlexibilityNo cancel fee | On-time75% | |
Cheapest$197 | Average$345 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$198 | Average$353 | FlexibilityNo cancel fee | On-time63% |