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 Dec
ORD
12:05 am
Chicago O'Hare Intl airport
9h 03m
1 Stop
7:08 am
SFO
San Francisco airport
Frontier
14 Dec
SFO
9:59 am
San Francisco airport
4h 02m
4:01 pm
ORD
Chicago O'Hare Intl airport
181 USD
Frontier
Frontier
11 Dec
ORD
12:05 am
Chicago O'Hare Intl airport
9h 03m
1 Stop
7:08 am
SFO
San Francisco airport
Frontier
14 Dec
SFO
9:59 am
San Francisco airport
4h 02m
4:01 pm
ORD
Chicago O'Hare Intl airport
181 USD
United Airlines
United Airlines
06 Feb
ORD
12:00 am
Chicago O'Hare Intl airport
4h 43m
2:43 am
SFO
San Francisco airport
United Airlines
10 Feb
SFO
7:37 am
San Francisco airport
13h 07m
1 Stop
10:44 pm
ORD
Chicago O'Hare Intl airport
186 USD
Major Airline
Major Airline
11 Jan
ORD
2:30 am
Chicago O'Hare Intl airport
4h 50m
5:20 am
SFO
San Francisco airport
Major Airline
21 Jan
SFO
7:35 am
San Francisco airport
4h 08m
1:43 pm
ORD
Chicago O'Hare Intl airport
187 USD
Major Airline
Major Airline
11 Jan
ORD
2:30 am
Chicago O'Hare Intl airport
4h 50m
5:20 am
SFO
San Francisco airport
Major Airline
21 Jan
SFO
7:35 am
San Francisco airport
4h 08m
1:43 pm
ORD
Chicago O'Hare Intl airport
187 USD
Alaska Airlines
Alaska Airlines
05 Feb
ORD
11:40 am
Chicago O'Hare Intl airport
5h 08m
2:48 pm
SFO
San Francisco airport
Alaska Airlines
11 Feb
SFO
11:00 pm
San Francisco airport
4h 18m
5:18 am
+1
ORD
Chicago O'Hare Intl airport
197 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 December
What is the cheapest day to fly to San Francisco?
Saturday
The cheapest day of the week is typically Saturday. 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 7% more expensive in the morning than in the afternoon
What is the cheapest airline that flies to San Francisco?
Frontier
Frontier, Sun Country Air, and Alaska Airlines 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 37m The fastest flight from Chicago to San Francisco takes 4h 37m.
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 47m
Cheapest price
190 USD

Flights from Chicago to:

*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.