Basic Economy allows a personal item only; no carry-on bags unless exceptions apply.
Economy Plus offers extra legroom seats towards the front of the economy cabin.
Round-trip from | $206 (Cheapflightsfares) |
---|---|
One-way from | $101 (Cheapflightsfares) |
Popular in | November |
Cheapest in | January |
Average price | $310 |
Good round-trip deal | $303 or less |
Good one-way deal | $160 or less |
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Wed 12/24
11:05 pm-5:27 am
Nonstop4h 22m
Chicago O'Hare Intl
Wed 12/31
9:05 pm-12:03 am
Nonstop4h 58m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Mon 10/20
1:45 pm-11:50 pm
1 stop8h 05m
Chicago O'Hare Intl
Wed 11/12
2:12 pm-10:25 pm
1 stop10h 13m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Sat 10/25
8:20 am-12:06 am
1 stop13h 46m
Chicago O'Hare Intl
Thu 11/6
2:54 pm-10:01 pm
1 stop9h 07m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Wed 10/22
12:35 am-8:30 am
1 stop5h 55m
Chicago O'Hare Intl
Tue 10/28
6:05 pm-11:33 pm
1 stop7h 28m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Fri 10/24
11:00 pm-5:13 am
Nonstop4h 13m
Chicago O'Hare Intl
Mon 10/27
6:15 am-9:04 am
Nonstop4h 49m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Tue 10/7
12:35 am-8:30 am
1 stop5h 55m
Chicago O'Hare Intl
Thu 10/16
6:05 pm-11:33 pm
1 stop7h 28m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Sat 10/25
6:00 am-5:18 pm
1 stop9h 18m
Chicago O'Hare Intl
Sun 11/9
6:00 am-1:29 pm
1 stop9h 29m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Thu 10/2
12:45 am-8:25 am
1 stop5h 40m
Chicago O'Hare Intl
Tue 10/7
6:05 pm-11:33 pm
1 stop7h 28m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Fri 10/10
12:35 am-9:03 am
1 stop6h 28m
Chicago O'Hare Intl
Thu 10/16
6:05 pm-11:33 pm
1 stop7h 28m
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Thu 10/30
7:00 am-6:59 pm
1 stop9h 59m
Chicago O'Hare Intl
Tue 11/4
9:20 am-5:27 pm
2 stops10h 07m
The price you pay for your flight from San Francisco to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, August is the cheapest month in which you can book a flight from San Francisco to Chicago O'Hare Intl Airport (average of $245). Flying from San Francisco to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 O'Hare Intl Airport 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 12% on airfare.
Travelers seeking maximum savings on their San Francisco to Chicago O'Hare Intl Airport flight should consider departing on Saturday 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.
Crew
Boarding
Entertainment
Overall
Food
Comfort
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Boarding
Entertainment
Overall
Food
Comfort
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Boarding
Entertainment
Overall
Food
Comfort
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Boarding
Entertainment
Overall
Food
Comfort
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Boarding
Entertainment
Overall
Food
Comfort
Reviews
Hannah,Aug 2025
SFO - SAN
Crew
Boarding
Entertainment
Overall
Food
Comfort
Reviews
Hannah,Aug 2025
SFO - SAN
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$108 | Average$288 | FlexibilityNo cancel fee | On-time85% | |
Cheapest$127 | Average$222 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$128 | Average$288 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$143 | Average$221 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$185 | Average$297 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$196 | Average$345 | FlexibilityNo cancel fee | On-time75% | |
Cheapest$197 | Average$348 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$207 | Average$411 | FlexibilityNo cancel fee | On-time69% |