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Flights from Chicago to San Francisco

Cheapest airlines flights from Chicago to San Francisco

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

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • Round-trip
  • One way

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

Chicago to San Francisco Flight Information

Cheapest one-way flight price $68
Cheapest round-trip ticket price $136
Off-season for travel March
Peak season for travel February
Flight distance 2,987.76 km
Average flight time 5 hours 13 minutes
Popular airline American Airlines

When is the cheapest time to book flights from Chicago to San Francisco?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights
From price
Search
  • 18 25

  • Jun

    25 1
  • 1 8
  • 8 15
  • 15 22
  • 22 29

  • Jul

    29 6
  • 6 13
  • 13 20
  • 20 27

  • Aug

    27 3
  • 3 10
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Chicago (CHI) to San Francisco (SFO) the cheapest?

    Airlines adjust prices for flights from Chicago to San Francisco based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Chicago (CHI) to San Francisco (SFO) cost?

    According to Trip.com's data, the lowest price is around $263.

  • How long does it take to fly from Chicago (CHI) to San Francisco (SFO) and what is the distance?

    It takes around 5 hours 13 minutes to fly from Chicago (CHI) to San Francisco (SFO).

  • What are the most popular airlines that fly from Chicago (CHI) to San Francisco (SFO)?

    Airlines with flights from Chicago (CHI) to San Francisco (SFO): United Airlines, Air New Zealand, Gulf Air, Air Canada, American Airlines, China Southern Airlines, Iberia and Qantas Airways.

How to find a cheap flight from Chicago to San Francisco

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 Chicago to San Francisco. Book your flights at the right time and save more.
1
Being flexible with your dates to get the cheapest Chicago to San Francisco ticket.
Tap "Date" on flight search bar to scan through the calender for Chicago to San Francisco airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Fri, Jun 6 at US$69 for one-way flights.
2
Compare cheap Chicago to San Francisco flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Chicago to San Francisco. The cheapest airline operating is Hawaiian Airlines.
3
Set up a Price Alert
By setting up a Price Alert for your Chicago to San Francisco route, you can easily track the price of your airline tickets from Chicago to San Francisco without manually checking every day.
4
Don't miss cheap Chicago to San Francisco flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from Chicago to San Francisco to get exclusive deals for you.

More Travel Options

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