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Not ready to book? to track prices.Find the cheapest flights from San Francisco to Chicago
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United Airlines flights from San Francisco to Chicago
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Alaska Airlines flights from San Francisco to Chicago
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See travel insights to Chicago from
How to get the cheapest flight ticket from San Francisco to Chicago
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 Chicago?
If you don’t want to visit Chicago in February, then you should wait until April to fly from San Francisco, when ticket prices are also cheap, with an average price of $479.
What is the cheapest day to depart on your flight to Chicago?
Our data shows that Tuesday is the least expensive day to fly to Chicago. Tickets to fly out on this day can be as low as $0. Flights from San Francisco to Chicago on a Thursday will generally be more expensive and average around $644. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Chicago?
Our data shows that the cheapest San Francisco to Chicago flights are usually those with departure times at midday. Our users have found flights to Chicago at midday for as low as $0. Flights in the evening are often more expensive, with an average ticket price of $589.
What is the cheapest San Francisco to Chicago flight route?
Fly from San Francisco to Chicago O'Hare Intl for the best San Francisco - Chicago flight prices
How far in advance should I book a flight to Chicago?
You are more likely to see cheaper flights to Chicago from San Francisco when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $610 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from San Francisco for as low as $497 on momondo.
What cabin class options are available on San Francisco to Chicago flights?
There are 3 cabin classes available to choose from on San Francisco to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from San Francisco to Chicago on average per day?
The number of flights available between San Francisco and Chicago is 48 per day as of April 2025. The most frequent departure time is 13:00, with 34% of daily flights leaving at midday.
How many flights depart from San Francisco to Chicago on average per week?
As of April 2025, there are 339 flights per week flying from San Francisco to Chicago. The most common day of the week flights depart is Tue, with 21% of flights taking off on this day.
When to book flights from San Francisco to Chicago
Cheap San Francisco to Chicago (SFO to CHI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Francisco to Chicago
How far is San Francisco to Chicago by plane?
The straight-line distance from San Francisco to Chicago is 2981.9 km. A reasonable flight in good conditions will take 4h 14m.
When did momondo last update prices for flights from San Francisco Airport to Chicago?
Prices for flights from San Francisco Airport to Chicago were last updated today.
How old do you have to be to fly from San Francisco Airport to Chicago?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from San Francisco to Chicago?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Francisco to Chicago is Airbus A321neo (15.15% of total bookings). The next most popular plane models are Boeing 737-800 (13.96%), Boeing 777 (13.49%), and Boeing 757-300 (10.79%).
Why use momondo?
Why should I use momondo to find a flight deal from San Francisco to Chicago?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Chicago. momondo saves you time and could save you money on your trip.
Can I find flights from San Francisco to Chicago with flexible booking policies on momondo?
momondo does allow users to show only those flights to Chicago from San Francisco which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from San Francisco to Chicago?
momondo helps you find the best flight between San Francisco and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from San Francisco to Chicago right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Chicago from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.