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Not ready to book? to track prices.Find the cheapest flights from Chicago to San Francisco
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United Airlines flights from Chicago to San Francisco
Our best United Airlines deals on Chicago to San Francisco flight tickets
Hawaiian Airlines flights from Chicago to San Francisco
Our best Hawaiian Airlines deals on Chicago to San Francisco flight tickets
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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?
In general, September is the cheapest month to fly from Chicago to San Francisco. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 23,869. If you aren’t able to travel to San Francisco during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of ₹ 24,553.
What is the cheapest day to depart on your flight to San Francisco?
The cheapest day to depart from Chicago to San Francisco is on a Thursday. Travellers who choose to depart for San Francisco on a Thursday will often find tickets for as low as ₹ 20,455. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around ₹ 50,909.
What is the cheapest time of day to depart on your flight to San Francisco?
The cheapest time of day to fly to San Francisco is at midday when flights can be purchased for as low as ₹ 17,893. Flights in the afternoon are often more expensive, with an average ticket price of ₹ 37,895.
What is the cheapest Chicago to San Francisco flight route?
Fly from Chicago O'Hare Intl to San Francisco for the best Chicago - San Francisco flight prices
How far in advance should I book a flight to San Francisco?
You are more likely to see cheaper flights to San Francisco from Chicago when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around ₹ 28,239 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Chicago for as low as ₹ 24,211 on momondo.
What cabin class options are available on Chicago to San Francisco flights?
There are 4 cabin classes available to choose from on Chicago to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Chicago to San Francisco?
Hawaiian Airlines, Alaska Airlines, and Southwest are the most popular carriers operating from Chicago to San Francisco
Which airlines fly to San Francisco?
American Airlines, United Airlines and Alaska Airlines are the top three most popular airlines that fly to San Francisco from Chicago according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when travelling to San Francisco. Keep in mind that there are 3 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.
How many flights depart from Chicago to San Francisco on average per day?
As of March 2025, there are 17 flights per day flying from Chicago to San Francisco. The most common time of day flights depart is 20:00, with 38% of flights taking off in the evening.
How many flights depart from Chicago to San Francisco on average per week?
As of March 2025, 123 flights take off from Chicago and land in San Francisco each week. The most common flight departure day for this route is Sat, with 52% of weekly flights taking off on this day.
When to book flights from Chicago to San Francisco
Cheap Chicago to San Francisco (CHI to SFO) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to San Francisco
Best price found | ₹ 7,700 |
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Fastest flight time | 4h 39m |
Direct flights | Every day |
Airports in San Francisco | 1 airport |
How far is Chicago to San Francisco by plane?
There are 2981.9 km between Chicago and San Francisco. A reasonable flight in good conditions will take 4h 42m.
When did momondo last update prices for flights from Chicago to San Francisco Airport?
Prices for flights from Chicago to San Francisco Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Chicago to San Francisco Airport?
There are 3 operators available for flights from Chicago to San Francisco Airport as of March 2025.
How old do you have to be to fly from Chicago to San Francisco Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Chicago to San Francisco?
Based on momondo bookings for flights between Chicago and San Francisco, the leading plane model is Airbus A321neo, making up 16.28% of the total bookings. Other popular models include Boeing 757-300 with 15.92%, Boeing 737-800 with 14.48%, and Boeing 777 with 14.30%.
What is the most popular airline from Chicago to San Francisco?
Based on momondo bookings for flights between Chicago and San Francisco, the leading airline is Frontier, making up 44% of the total bookings. Other popular airlines include American Airlines with 28% and Alaska Airlines with 28%.
Best airlines flying from Chicago to San Francisco
Compare and see reviews for airlines that fly from Chicago to San Francisco with momondo
Airline | Rating | Free Cancellation | Price | ||
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PriceFrom ₹ 12,354 | Free Cancellation | Rating 7.2 10,000 reviews | |||
PriceFrom ₹ 13,136 | Free Cancellation | Rating 7.4 8,609 reviews | |||
PriceFrom ₹ 13,534 | Free Cancellation | Rating 8.0 9,797 reviews |
Alaska Airlines Flights From Chicago to San Francisco
Alaska Airlines operates around 1 flight from Chicago to San Francisco every week. The average price of these flights found in the last 72 hours has been ₹ 307, but momondo users have found Alaska Airlines deals from Chicago to San Francisco from as low as ₹ 158 round-trip. Alaska Airlines has been scored 8.0/10 in 9,797 reviews.
United Airlines Flights From Chicago to San Francisco
The best United Airlines deal for Chicago to San Francisco flight tickets found on momondo in the last 72 hours was ₹ 154, round-trip. It should be noted that an average United Airlines flight deal for this route in this time was higher, at ₹ 443 round-trip. United Airlines operates 11 flights out of Chicago into San Francisco in an average week, so prices vary by time and availability. 8,609 United Airlines reviews by users on momondo have scored the airline at 7.4/10.
Travelling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Chicago to San Francisco?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to San Francisco for you.
Can I find flights from Chicago to San Francisco with flexible booking policies on momondo?
Flights from Chicago to San Francisco with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Chicago to San Francisco?
momondo provides multiple filters to help you find the best flight to San Francisco from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Chicago to San Francisco right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Chicago to San Francisco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.