Cheap flights from Chicago to San Francisco from $31

1 adult
Economy
0 bags
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Sun 10/1
Sun 10/8

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Flight information for Chicago to San Francisco
(CHI to SFO)

Find info about flight duration, direct flights, and airports for your flight from Chicago to San Francisco

Best Price Found

$31

Fastest flight time

4h 25m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Chicago in the past 72 hours is $31. The best round-trip flight deal from Chicago to San Francisco found on momondo in the last 72 hours is $75.
The fastest flight from Chicago to San Francisco takes 4h 25m
Direct flights go from Chicago to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)

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 from Chicago to San Francisco?

February. The cheapest time of year to fly to San Francisco from Chicago is February. Most expensive is July

What is the cheapest day to depart Chicago for San Francisco?

Friday. The cheapest day of the week is typically Friday. The most expensive is typically Monday

When is the cheapest time to fly from Chicago to San Francisco?

In the morning. Chicago to San Francisco flights are approximately 11% more expensive at noon than in the morning

What is the cheapest airline that flies to San Francisco from Chicago?

Frontier. Alaska Airlines, American Airlines, and Frontier are the most popular carriers operating from Chicago to San Francisco

What is the cheapest Chicago to San Francisco flight route?

Chicago Midway - San Francisco. Fly from Chicago Midway to San Francisco for the best Chicago - San Francisco flight prices

How far in advance should you book Chicago to San Francisco flights?

60 days before. The cheapest time to buy a flight from Chicago to San Francisco is approximately 60 days to departure

How many flights depart from Chicago to San Francisco on average per day?

The number of flights available between Chicago and San Francisco is 58 per day as of September 2023. The most frequent departure time is 2:00PM, with 50% of daily flights leaving in the afternoon.

How many flights depart from Chicago to San Francisco on average per week?

407 flights are operational weekly from Chicago to San Francisco as of September 2023. The most popular departure day for this route is Monday, with 16% of flights per week taking off on this day.

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.

Can stopping save me money on Chicago to San Francisco flights?

No. A direct flight is the cheapest option for a flight between Chicago to San Francisco.

When traveling from Chicago to San Francisco, the most popular airport to fly into is San Francisco Airport. The majority of travelers flying into San Francisco Airport from Chicago are departing from Chicago O'Hare Intl Airport. If you are looking for an alternate airport near Chicago O'Hare Intl Airport, Chicago Midway Airport is a great option and is located in Chicago. You may be looking for an airport near San Francisco Airport to land at when traveling from Chicago and luckily, there are options! You can try Oakland Airport which is located in Oakland, San Jose Airport which is located in San Jose, or Santa Rosa Sonoma County Airport which is located in Santa Rosa. The least expensive flight option from Chicago to San Francisco will typically be MDW — SFO during the month of September with an average price of $65 RT.

Chicago O'Hare Intl Airport (ORD) to San Francisco Airport (SFO)$97
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Chicago O'Hare Intl Airport (ORD) to Oakland Airport (OAK)$106
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Chicago Midway Airport (MDW) to San Francisco Airport (SFO)$65
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Chicago O'Hare Intl Airport (ORD) to San Jose Airport (SJC)$112
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Chicago Midway Airport (MDW) to San Jose Airport (SJC)$121
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Chicago Midway Airport (MDW) to Oakland Airport (OAK)$120
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Easily compare round-trip flights from Chicago to San Francisco

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to San Francisco by changing tabs
Frontier
Oct 28
MDW6:20 amChicago Midway
4h 30m
SFO7:50 amSan Francisco
Oct 31
SFO4:26 amSan Francisco
4h 15m
MDW8:41 amChicago Midway
Multiple Airlines
Nov 4
ORD4:32 pmChicago O'Hare Intl
15h 15m
1 stop
SFO3:47 amSan Francisco
Nov 8
SFO11:25 amSan Francisco
14h 59m
1 stop
ORD2:24 amChicago O'Hare Intl
Frontier
Nov 29
MDW10:45 amChicago Midway
4h 50m
SFO12:35 pmSan Francisco
Dec 2
SFO3:46 amSan Francisco
4h 10m
MDW7:56 amChicago Midway
Frontier
Oct 28
MDW6:20 amChicago Midway
4h 30m
SFO7:50 amSan Francisco
Nov 4
SFO4:31 amSan Francisco
4h 15m
MDW8:46 amChicago Midway
Frontier
Oct 31
MDW7:20 amChicago Midway
4h 30m
SFO8:50 amSan Francisco
Nov 8
SFO3:29 amSan Francisco
4h 12m
MDW7:41 amChicago Midway
Frontier
Oct 25
MDW6:35 amChicago Midway
4h 30m
SFO8:05 amSan Francisco
Nov 1
SFO4:26 amSan Francisco
4h 15m
MDW8:41 amChicago Midway

Find the cheapest one-way flights from Chicago to San Francisco

If you're looking for one-way flights from Chicago to San Francisco, view some of our deals below provided by Frontier
Frontier
Oct 28
MDW6:20 amChicago Midway
4h 30m
SFO7:50 amSan Francisco
Multiple Airlines
Oct 25
ORD3:00 amChicago O'Hare Intl
10h 20m
1 stop
SFO10:20 amSan Francisco
Frontier
Dec 13
MDW10:45 amChicago Midway
4h 50m
SFO12:35 pmSan Francisco

Search last-minute flights to San Francisco from Chicago

Find and compare round-trip flight prices for your last-minute flight from Chicago to San Francisco
Frontier
Oct 2
MDW8:22 amChicago Midway
9h 26m
1 stop
SFO2:48 pmSan Francisco
Nov 1
SFO4:26 amSan Francisco
4h 15m
MDW8:41 amChicago Midway
Multiple Airlines
Oct 2
ORD7:47 pmChicago O'Hare Intl
10h 46m
1 stop
SFO3:33 amSan Francisco
Oct 4
SFO6:11 pmSan Francisco
10h 48m
1 stop
ORD4:59 amChicago O'Hare Intl
Frontier
Oct 2
MDW8:22 amChicago Midway
9h 26m
1 stop
SFO2:48 pmSan Francisco
Nov 7
SFO3:29 amSan Francisco
4h 12m
MDW7:41 amChicago Midway
Frontier
Oct 2
MDW6:39 pmChicago Midway
16h 12m
1 stop
SFO7:51 amSan Francisco
Oct 4
SFO8:39 amSan Francisco
4h 11m
MDW12:50 pmChicago Midway
United Airlines
Oct 2
ORD11:55 amChicago O'Hare Intl
4h 35m
SFO1:30 pmSan Francisco
Nov 1
SFO12:55 pmSan Francisco
4h 13m
ORD5:08 pmChicago O'Hare Intl
Multiple Airlines
Oct 4
ORD7:47 pmChicago O'Hare Intl
9h 56m
1 stop
SFO2:43 amSan Francisco
Oct 11
SFO10:28 amSan Francisco
16h 46m
1 stop
ORD3:14 amChicago O'Hare Intl

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
Spirit AirlinesPriceFrom $105Free CancellationRating
6.0
2,809 reviews
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FrontierPriceFrom $106Free CancellationRating
5.8
1,041 reviews
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DeltaPriceFrom $129Free CancellationRating
7.8
1,565 reviews
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Alaska AirlinesPriceFrom $136Free CancellationRating
7.9
3,001 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $175Free CancellationRating
7.1
2,890 reviews
Search American Airlines flights
United AirlinesPriceFrom $202Free CancellationRating
7.2
2,716 reviews
Search United Airlines flights
  • Alaska Airlines Flights From Chicago to San Francisco

    Alaska Airlines operates around 8 flights from Chicago to San Francisco every week. The average price of these flights found in the last 72 hours has been $338, but momondo users have found Alaska Airlines deals from Chicago to San Francisco from as low as $136 round-trip. Alaska Airlines has been scored 7.9/10 in 3,001 reviews.

  • United Airlines Flights From Chicago to San Francisco

    $202 is the best United Airlines flight deal from Chicago to San Francisco found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $386, however, with flight time and availability significantly affecting the price. United Airlines (7.2/10 from 2,716 user reviews) flies into San Francisco from Chicago 57 times in an average week so prices can vary.


Frontier flights from Chicago to San Francisco

Our best Frontier deals on Chicago to San Francisco flight tickets
Frontier
Oct 28
MDW6:20 amChicago Midway
4h 30m
SFO7:50 amSan Francisco
Oct 31
SFO4:26 amSan Francisco
4h 15m
MDW8:41 amChicago Midway
Frontier
Nov 29
MDW10:45 amChicago Midway
4h 50m
SFO12:35 pmSan Francisco
Dec 2
SFO3:46 amSan Francisco
4h 10m
MDW7:56 amChicago Midway
Frontier
Oct 28
MDW6:20 amChicago Midway
4h 30m
SFO7:50 amSan Francisco
Nov 4
SFO4:31 amSan Francisco
4h 15m
MDW8:46 amChicago Midway

United Airlines flights from Chicago to San Francisco

Our best United Airlines deals on Chicago to San Francisco flight tickets
United Airlines
Oct 28
ORD10:35 amChicago O'Hare Intl
6h 33m
1 stop
SFO2:08 pmSan Francisco
Oct 31
SFO9:10 amSan Francisco
4h 07m
ORD1:17 pmChicago O'Hare Intl
United Airlines
Oct 17
ORD5:15 amChicago O'Hare Intl
4h 39m
SFO6:54 amSan Francisco
Oct 19
SFO1:15 amSan Francisco
4h 22m
ORD5:37 amChicago O'Hare Intl
United Airlines
Oct 17
ORD3:10 amChicago O'Hare Intl
6h 41m
1 stop
SFO6:51 amSan Francisco
Oct 19
SFO1:15 amSan Francisco
4h 22m
ORD5:37 amChicago O'Hare Intl

  • How far is Chicago to San Francisco by plane?

    San Francisco is 1852.8 mi away from Chicago. Typically, this will take 4h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Chicago to San Francisco Airport?

    Prices for flights from Chicago to San Francisco Airport refresh daily.

  • How many operators does momondo search for flights from Chicago to San Francisco Airport?

  • 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 travel and health documents you'll need for your trip to San Francisco Airport 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 San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Alternative routes for Chicago to San Francisco

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Chicago to Los Angeles Flights
Fastest flight time4h 27m
Cheapest price$77
Chicago to Burbank Flights
Fastest flight time5h 55m
Cheapest price$115
Chicago to San Diego Flights
Fastest flight time4h 12m
Cheapest price$86
Chicago to Oakland, California Flights
Fastest flight time6h 55m
Cheapest price$108
Chicago to Palm Springs Flights
Fastest flight time4h 10m
Cheapest price$237
Chicago to Ontario Flights
Fastest flight time6h 39m
Cheapest price$118
St. Louis to Los Angeles Flights
Fastest flight time3h 55m
Cheapest price$111
Chicago to Santa Ana Flights
Fastest flight time6h 30m
Cheapest price$100
Chicago to San Jose Flights
Fastest flight time4h 36m
Cheapest price$112
Chicago to Sacramento Flights
Fastest flight time4h 31m
Cheapest price$130
St. Louis to Ontario Flights
Fastest flight time6h 16m
Cheapest price$148
Chicago to Long Beach Flights
Fastest flight time6h 37m
Cheapest price$237

Similar Chicago to San Francisco flights

Flexible with your destination? Broaden your search and find flights similar to your Chicago to San Francisco route

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to San Francisco?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Chicago.

Can I find flights from Chicago to San Francisco with flexible booking policies on momondo?

Yes. All flights to San Francisco from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to San Francisco?

Once you have performed a search for Chicago to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Chicago to San Francisco right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Chicago to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.


An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.