Cheap flights from Chicago to San Francisco

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Easily compare round-trip flights from Chicago to San Francisco

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to San Francisco by changing tabs
Quickest
Cheapest
Frontier
Frontier
11 Sep
ORD
12:20 am
Chicago O'Hare Intl airport
7h 32m
1 Stop
5:52 am
SFO
San Francisco airport
Frontier
23 Sep
SFO
4:14 pm
San Francisco airport
8h 07m
1 Stop
2:21 am
+1
ORD
Chicago O'Hare Intl airport
196 USD
Frontier
Frontier
11 Sep
ORD
12:20 am
Chicago O'Hare Intl airport
7h 32m
1 Stop
5:52 am
SFO
San Francisco airport
Frontier
23 Sep
SFO
4:14 pm
San Francisco airport
8h 07m
1 Stop
2:21 am
+1
ORD
Chicago O'Hare Intl airport
196 USD
Frontier
Frontier
04 Sep
ORD
12:37 am
Chicago O'Hare Intl airport
7h 12m
1 Stop
5:49 am
SFO
San Francisco airport
Frontier
16 Sep
SFO
5:59 pm
San Francisco airport
6h 24m
1 Stop
2:23 am
+1
ORD
Chicago O'Hare Intl airport
216 USD
United Airlines
United Airlines
02 Oct
ORD
9:05 am
Chicago O'Hare Intl airport
4h 35m
11:40 am
SFO
San Francisco airport
United Airlines
08 Oct
SFO
5:56 pm
San Francisco airport
4h 08m
12:04 am
+1
ORD
Chicago O'Hare Intl airport
237 USD
United Airlines
United Airlines
02 Oct
ORD
9:05 am
Chicago O'Hare Intl airport
4h 35m
11:40 am
SFO
San Francisco airport
United Airlines
08 Oct
SFO
5:56 pm
San Francisco airport
4h 08m
12:04 am
+1
ORD
Chicago O'Hare Intl airport
237 USD
United Airlines
United Airlines
08 Oct
ORD
9:15 am
Chicago O'Hare Intl airport
4h 36m
11:51 am
SFO
San Francisco airport
United Airlines
14 Oct
SFO
5:56 pm
San Francisco airport
4h 08m
12:04 am
+1
ORD
Chicago O'Hare Intl airport
237 USD

How to get the cheapest flight ticket from Chicago to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Francisco?
February
The cheapest time of year to fly to San Francisco from Chicago is February. Most expensive is July
What is the cheapest day to fly to San Francisco?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Monday
When is the cheapest time to fly to San Francisco?
in the afternoon
Chicago to San Francisco flights are approximately 5% more expensive in the morning than in the afternoon
What is the cheapest airline that flies to San Francisco?
Frontier
Frontier, Alaska Airlines, and Sun Country Air are the most popular carriers operating from Chicago to San Francisco
What is the cheapest route?
Chicago O'Hare Intl - San Francisco
Fly from Chicago O'Hare Intl to San Francisco for the best Chicago - San Francisco flight prices
When is the cheapest time to book a flight to San Francisco?
39 days before
The cheapest time to buy a flight from Chicago to San Francisco is approximately 39 days to departure
60
Days before departure
0

Flight information for Chicago to San Francisco (SFO - CHI)

Find info about flight duration, direct flights, and airports for your flight from Chicago to San Francisco
Fastest flight time 4h 33m The fastest flight from Chicago to San Francisco takes 4h 33m.
Direct flights Every day Direct flights go from Chicago to San Francisco every day.
Airports in San Francisco 1 airport There is 1 airport near San Francisco: San Francisco (SFO)

Alternative routes for Chicago to San Francisco

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Indianapolis to San Francisco
Fastest flight time
4h 50m
Cheapest price
210 USD

Flights from Chicago to:

Flights to San Francisco from:

  • Chicago
  • Illinois
  • United States
  • North America
*Flight prices to San Francisco are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.