Cheap Flights from San Francisco to Chicago from £34️ (SFO-CHI)

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Latest Flight Deals from San Francisco to Chicago

Book one-way or return flights from San Francisco to Chicago from as little as £34. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from San Francisco to Chicago? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from San Francisco to Chicago. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from San Francisco to Chicago

View airlines operating flights from San Francisco to Chicago. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From £76

Sun Country Airlines

From £81

Alaska Airlines

From £86

Southwest Airlines

From £106

United Airlines

From £113

American Airlines

From £146

Jetblue Airways

From £237

Delta Air Lines

From £251

ANA airlines

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Alternative Routes from San Francisco to Chicago

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from San Francisco to Chicago.

Cheapest
SFO
20:28
26h 28m
1 transfer
ORD
00:56
San Francisco International Airport - O'Hare International Airport
Wed, May 1Frontier Airlines
£68
SFO
00:59
8h 10m
1 transfer
MDW
11:09
San Francisco International Airport - Midway International Airport
Wed, May 29Frontier Airlines
£76
SFO
07:40
11h 8m
1 transfer
RFD
20:48
San Francisco International Airport - Chicago Rockford International Airport
Sun, May 19Alaska Airlines
£174
SFO
07:40
11h 8m
1 transfer
RFD
20:48
San Francisco International Airport - Chicago Rockford International Airport
Sun, May 19Alaska Airlines
£174
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How do I find the cheapest flights?

When are flight tickets from San Francisco (SFO) to Chicago (CHI) the cheapest?
Airlines adjust prices for flights from San Francisco to Chicago based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from San Francisco (SFO) to Chicago (CHI) cost?
According to Trip.com's data, the lowest price is around £205.
How long is the flight from San Francisco (SFO) to Chicago (CHI)?
It takes about 4 hours 44 minutes to fly from San Francisco (SFO) to Chicago (CHI).
What is the transportation method from the main airport to downtown in Chicago?
- The distance from O'Hare International Airport to downtown is about 25km, by taxi about 40 minutes.
- The distance from Midway International Airport to downtown is about 14km, by taxi about 30 minutes.
What are the most popular airlines that fly from San Francisco (SFO) to Chicago (CHI)?
Airlines with flights from San Francisco (SFO) to Chicago (CHI): United Airlines, Singapore Airlines, American Airlines, China Southern Airlines, All Nippon Airways, Air New Zealand, Royal Jordanian, Scandinavian Airlines, Aer Lingus, Virgin Australia, British Airways and Air Canada.
What's the most popular airline for direct flights from San Francisco (SFO) to Chicago (CHI)?
Alaska Airlines operates 10 direct flights from San Francisco (SFO) to Chicago (CHI).
How many airports in Chicago (CHI)?
There are 5 airport(s) in Chicago (CHI): Chicago Du Page County Airport, Midway International Airport, O'Hare International Airport, Chicago Palwaukee Airport and Chicago Rockford International Airport.

How to find a cheap flight from San Francisco to Chicago

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from San Francisco to Chicago. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Flight Information from San Francisco to Chicago

Cheapest direct flight price	£33
Cheapest return ticket price	£66
Cheapest month	December
Peak season for travel	October
Flight distance	2,987.76km
Average flight time	4 hours 44 minutes
Popular airline	American Airlines