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

Alaska Airlines, Delta, and Southwest are the most popular carriers operating from San Francisco to Chicago

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

As of November 2025, there are 367 flights per week flying from San Francisco to Chicago. The most common day of the week flights depart is Wed, with 18% of flights taking off on this day.

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

The number of flights available between San Francisco and Chicago is 52 per day as of November 2025. The most frequent departure time is 06:00, with 46% of daily flights leaving at midday.

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.

$191 Cheap Flights from San Francisco to Chicago in 2025/26

Q: What is the typical price of a round-trip flight between San Francisco and Chicago?

Prices are currently typical for flights on this route. Typical prices usually range from $430 to $904. The lowest price recently found on this route was $444.

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Find the cheapest flights from San Francisco to Chicago

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10:30 - 23:59SFO-ORD

11h 29m1 stop

11:00 - 22:31ORD-SFO

13h 31m2 stops

$444Delta

Find Deal

Tue, 9 Dec - Tue, 16 Dec

11:53 - 05:02SFO-ORD

15h 09m1 stop

20:58 - 14:03ORD-SFO

19h 05m1 stop

$445Alaska Airlines

Find Deal

Thu, 1 Jan - Mon, 5 Jan

06:00 - 17:18SFO-ORD

9h 18m1 stop

07:50 - 22:31ORD-SFO

16h 41m1 stop

$447Delta

Find Deal

Mon, 24 Nov - Wed, 3 Dec

00:30 - 08:40SFO-ORD

6h 10m1 stop

07:50 - 15:57ORD-SFO

10h 07m1 stop

$448Delta

Find Deal

Mon, 8 Dec - Thu, 18 Dec

08:09 - 23:50SFO-ORD

13h 41m1 stop

08:55 - 21:46ORD-SFO

14h 51m1 stop

$450Alaska Airlines

Find Deal

Fri, 12 Dec - Sun, 14 Dec

08:09 - 23:50SFO-ORD

13h 41m1 stop

20:59 - 08:06ORD-SFO

13h 07m1 stop

$451Alaska Airlines

Find Deal

Fri, 5 Dec - Mon, 8 Dec

06:00 - 12:24SFO-ORD

4h 24mdirect

17:17 - 20:10ORD-SFO

4h 53mdirect

$467United Airlines

Find Deal

Thu, 4 Dec - Thu, 4 Dec

05:10 - 13:30SFO-ORD

6h 20m1 stop

07:15 - 17:25ORD-SFO

12h 10m1 stop

$468Southwest

Find Deal

Tue, 2 Dec - Wed, 3 Dec

07:00 - 13:23SFO-ORD

4h 23mdirect

06:55 - 09:40ORD-SFO

4h 45mdirect

$476United Airlines

Find Deal

Thu, 27 Nov - Wed, 3 Dec

05:05 - 13:30SFO-ORD

6h 25m1 stop

13:00 - 21:20ORD-SFO

10h 20m2 stops

$481Southwest

Find Deal

Wed, 10 Dec - Wed, 17 Dec

Delta flights from San Francisco to Chicago

Our best Delta deals on San Francisco to Chicago flight tickets

Delta

9 Dec

SFO10:30San Francisco

11h 29m

1 stop

ORD23:59Chicago O'Hare Intl

16 Dec

ORD11:00Chicago O'Hare Intl

13h 31m

2 stops

SFO22:31San Francisco

$444

Find similar

Delta

24 Nov

SFO06:00San Francisco

9h 18m

1 stop

ORD17:18Chicago O'Hare Intl

3 Dec

ORD07:50Chicago O'Hare Intl

16h 41m

1 stop

SFO22:31San Francisco

$447

Find similar

Delta

8 Dec

SFO00:30San Francisco

6h 10m

1 stop

ORD08:40Chicago O'Hare Intl

18 Dec

ORD07:50Chicago O'Hare Intl

10h 07m

1 stop

SFO15:57San Francisco

$448

Find similar

Alaska Airlines flights from San Francisco to Chicago

Our best Alaska Airlines deals on San Francisco to Chicago flight tickets

Alaska Airlines

1 Jan

SFO11:53San Francisco

15h 09m

1 stop

ORD05:02Chicago O'Hare Intl

5 Jan

ORD20:58Chicago O'Hare Intl

19h 05m

1 stop

SFO14:03San Francisco

$445

Find similar

Alaska Airlines

12 Dec

SFO08:09San Francisco

13h 41m

1 stop

ORD23:50Chicago O'Hare Intl

14 Dec

ORD08:55Chicago O'Hare Intl

14h 51m

1 stop

SFO21:46San Francisco

$450

Find similar

Alaska Airlines

5 Dec

SFO08:09San Francisco

13h 41m

1 stop

ORD23:50Chicago O'Hare Intl

8 Dec

ORD20:59Chicago O'Hare Intl

13h 07m

1 stop

SFO08:06San Francisco

$451

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 9/12

10:30-23:59

1 stop11h 29m

Chicago O'Hare Intl

Tue 16/12

11:00-22:31

2 stops13h 31m

$444

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 1/1

11:53-05:02

1 stop15h 09m

Chicago O'Hare Intl

Mon 5/1

20:58-14:03

1 stop19h 05m

$445

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 24/11

06:00-17:18

1 stop9h 18m

Chicago O'Hare Intl

Wed 3/12

07:50-22:31

1 stop16h 41m

$447

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 8/12

00:30-08:40

1 stop6h 10m

Chicago O'Hare Intl

Thu 18/12

07:50-15:57

1 stop10h 07m

$448

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 12/12

08:09-23:50

1 stop13h 41m

Chicago O'Hare Intl

Sun 14/12

08:55-21:46

1 stop14h 51m

$450

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 5/12

08:09-23:50

1 stop13h 41m

Chicago O'Hare Intl

Mon 8/12

20:59-08:06

1 stop13h 07m

$451

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 4/12

06:00-12:24

Nonstop4h 24m

Chicago O'Hare Intl

Thu 4/12

17:17-20:10

Nonstop4h 53m

$467

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 2/12

05:10-13:30

1 stop6h 20m

Chicago O'Hare Intl

Wed 3/12

07:15-17:25

1 stop12h 10m

$468

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 27/11

07:00-13:23

Nonstop4h 23m

Chicago O'Hare Intl

Wed 3/12

06:55-09:40

Nonstop4h 45m

$476

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 10/12

05:05-13:30

1 stop6h 25m

Chicago O'Hare Intl

Wed 17/12

13:00-21:20

2 stops10h 20m

$481

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between San Francisco and Chicago?

What is the cheapest month to fly to Chicago?

If you don’t want to visit Chicago in February, then you should wait until September to fly from San Francisco, when ticket prices are also cheap, with an average price of $448.

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 in the evening. Our users have found flights to Chicago in the evening for as low as $561. Flights in the morning are often more expensive, with an average ticket price of $668.

What is the cheapest San Francisco to Chicago flight route?

Fly from San Francisco to Chicago Midway 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 weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $573 when searching weeks before you fly. 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 $474 on momondo.

What cabin class options are available on San Francisco to Chicago flights?

There is only 1 cabin class 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?

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

How have San Francisco to Chicago flight prices changed over time?

As of November 2025, prices for San Francisco to Chicago flights are approximately 38% more expensive when compared to flights at the same time last year.

When to book flights from San Francisco to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Chicago according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

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

Fastest flight time	4h 05m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sun
Airports in Chicago	1 airport

The fastest flight from San Francisco to Chicago takes 4h 05m

Direct flights go from San Francisco to Chicago on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. There are no airlines offering direct flights..

There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)

Search flight deals

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 15m.
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 (17.28% of total bookings). The next most popular plane models are Boeing 757-300 (16.88%), Boeing 737-800 (16.47%), and Boeing 737-900 (11.71%).

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.

An easier way to manage your Chicago trip

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

Start using Trips

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Chicago Midway Airport

Chicago O'Hare Intl Airport

Popular Cities in the United States

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Look for other cheap flights to Atlantafrom $1,231

Cheap flights from San Francisco to Chicago from $191

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Chicago departing on 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from San Francisco to Chicago

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Delta flights from San Francisco to Chicago

Our best Delta deals on San Francisco to Chicago flight tickets

Alaska Airlines flights from San Francisco to Chicago

Our best Alaska Airlines deals on San Francisco to Chicago flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from San Francisco to Chicago that are best for you.

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 typical price of a round-trip flight between San Francisco and Chicago?

What is the cheapest month to fly to Chicago?

If you don’t want to visit Chicago in February, then you should wait until September to fly from San Francisco, when ticket prices are also cheap, with an average price of $448.

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 in the evening. Our users have found flights to Chicago in the evening for as low as $561. Flights in the morning are often more expensive, with an average ticket price of $668.

What is the cheapest San Francisco to Chicago flight route?

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

How far in advance should I book a flight to Chicago?

What cabin class options are available on San Francisco to Chicago flights?

There is only 1 cabin class 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?

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

How have San Francisco to Chicago flight prices changed over time?

As of November 2025, prices for San Francisco to Chicago flights are approximately 38% more expensive when compared to flights at the same time last year.

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

Alaska Airlines, Delta, and Southwest are the most popular carriers operating from San Francisco to Chicago

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

The number of flights available between San Francisco and Chicago is 52 per day as of November 2025. The most frequent departure time is 06:00, with 46% of daily flights leaving at midday.

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

As of November 2025, there are 367 flights per week flying from San Francisco to Chicago. The most common day of the week flights depart is Wed, with 18% 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

Fastest flight time

Direct flights

Airports in Chicago

How far is San Francisco to Chicago by plane?

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

How old do you have to be to fly from San Francisco Airport to Chicago?

What documentation or ID do you need to fly to Chicago?

What is the most popular plane model from San Francisco to Chicago?

Why use momondo?

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

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

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

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

An easier way to manage your Chicago trip

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 25.6 km from Chicago