Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Early arrival? Instantly customie your resultsTrusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from San Francisco to Chicago
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Southwest flights from San Francisco to Chicago
Our best Southwest deals on San Francisco to Chicago flight tickets
Hawaiian Airlines flights from San Francisco to Chicago
Our best Hawaiian Airlines deals on San Francisco to Chicago flight tickets
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?
In general, February is the cheapest month to fly from San Francisco to Chicago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 24,449. The month of January is another great option to travel to Chicago, with average flight prices from San Francisco averaging around ₹ 26,244.
What is the cheapest day to depart on your flight to Chicago?
According to our data, Monday is the cheapest day to fly to Chicago from San Francisco. The lowest ticket price found for a Monday departure recently was ₹ 15,246. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Chicago is Sunday, with ticket prices averaging around ₹ 61,687.
What is the cheapest time of day to depart on your flight to Chicago?
In the evening is the cheapest time of day to fly from San Francisco to Chicago when you can find flight prices for as low as ₹ 29,849. Flying to Chicago in the evening is an ideal time because this is during off-peak travel hours. Flights to Chicago are more costly at midday, with an average ticket price of ₹ 48,637. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.
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 17 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around ₹ 31,701 when searching 17 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 ₹ 25,047 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.
Can stopping save me money on San Francisco to Chicago flights?
You could potentially save up to 46% on your flight if you consider stops on a San Francisco to Chicago flight.
How have San Francisco to Chicago flight prices changed over time?
As of June 2025, prices for San Francisco to Chicago flights are approximately 7% cheaper when compared to flights at the same time last year.
How many flights depart from San Francisco to Chicago on average per day?
As of June 2025, 77 flights take off from San Francisco and land in Chicago each day. The most common flight departure time for this route is 10:00, with 45% of daily flights taking off at midday.
How many flights depart from San Francisco to Chicago on average per week?
As of June 2025, 543 flights take off from San Francisco and land in Chicago each week. The most common flight departure day for this route is Mon, with 17% of weekly 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 distance between San Francisco and Chicago is about 2981.9 km. In terms of flight time, this usually takes a little over 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 layovers. 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 you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
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 (15.19% of total bookings). The next most popular plane models are Boeing 737-800 (14.22%), Boeing 777 (13.86%), and Boeing 757-300 (11.83%).
What is the most popular airline from San Francisco to Chicago?
Based on momondo bookings for flights between San Francisco and Chicago, the leading airline is American Airlines, making up 100% of the total bookings.
Travelling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy 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?
Yes. All flights to Chicago from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from San Francisco to Chicago?
momondo provides multiple filters to help you find the best flight to Chicago from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from San Francisco to Chicago right now. Can momondo alert me if prices change?
If you are not ready to book a flight from San Francisco to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.