What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

How often are flights from San Francisco to Chicago delayed?

Historically, on average around 10% of flights between San Francisco and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 186 minutes.

What is the cheapest airline that flies from San Francisco to Chicago O'Hare Intl?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from San Francisco to Chicago O'Hare Intl

What is the most punctual flight time for San Francisco to Chicago flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on San Francisco to Chicago flights?

According to our data, ITA Airways have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

How many flights depart from San Francisco to Chicago O'Hare Intl Airport on average per day?

As of October 2025, 58 flights take off from San Francisco and land in Chicago O'Hare Intl Airport each day. The most common flight departure time for this route is 10:00, with 47% of daily flights taking off at midday.

How many flights depart from San Francisco to Chicago O'Hare Intl Airport on average per week?

408 flights are operational weekly from San Francisco to Chicago O'Hare Intl Airport as of October 2025. The most popular departure day for this route is Mon, with 21% of flights per week taking off on this day.

When did momondo last update prices for flights from San Francisco Airport to Chicago O'Hare Intl Airport?

Prices for flights from San Francisco Airport to Chicago O'Hare Intl Airport are updated daily.

How old do you have to be to fly from San Francisco Airport to Chicago O'Hare Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$179 Cheap Flights from San Francisco to Chicago O'Hare Intl Airport in 2025/26

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09:25 - 23:59SFO-ORD

12h 34m2 stops

20:59 - 11:03ORD-SFO

16h 04m1 stop

$405Alaska Airlines

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Tue, 2 Dec - Tue, 9 Dec

07:00 - 23:37SFO-ORD

14h 37m1 stop

18:06 - 10:46ORD-SFO

18h 40m1 stop

$406Alaska Airlines

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Fri, 16 Jan - Tue, 20 Jan

21:40 - 13:04SFO-ORD

13h 24m1 stop

14:05 - 19:19ORD-SFO

7h 14m1 stop

$408Alaska Airlines

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Mon, 16 Feb - Fri, 20 Feb

07:00 - 23:50SFO-ORD

14h 50m1 stop

08:55 - 21:46ORD-SFO

14h 51m1 stop

$409Alaska Airlines

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Tue, 2 Dec - Tue, 9 Dec

07:00 - 23:59SFO-ORD

14h 59m1 stop

20:59 - 08:06ORD-SFO

13h 07m1 stop

$412Alaska Airlines

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Thu, 20 Nov - Wed, 3 Dec

00:30 - 08:30SFO-ORD

6h 00m1 stop

19:40 - 23:55ORD-SFO

6h 15m1 stop

$437Delta

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Tue, 18 Nov - Mon, 24 Nov

08:25 - 14:53SFO-ORD

4h 28mdirect

18:29 - 21:30ORD-SFO

5h 01mdirect

$454United Airlines

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Wed, 28 Jan - Tue, 3 Feb

00:10 - 09:25SFO-ORD

7h 15m1 stop

07:30 - 13:38ORD-SFO

8h 08m1 stop

$455Delta

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Wed, 31 Dec - Mon, 5 Jan

06:00 - 12:24SFO-ORD

4h 24mdirect

18:35 - 21:29ORD-SFO

4h 54mdirect

$457United Airlines

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Sat, 6 Dec - Tue, 16 Dec

14:25 - 22:35SFO-ORD

6h 10m1 stop

07:15 - 17:55ORD-SFO

12h 40m2 stops

$495Southwest

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Sat, 24 Jan - Sat, 31 Jan

United Airlines flights from San Francisco to Chicago O'Hare Intl Airport

Our best United Airlines deals on San Francisco to Chicago O'Hare Intl Airport flight tickets

United Airlines

28 Jan

SFO08:25San Francisco

4h 28m

ORD14:53Chicago O'Hare Intl

3 Feb

ORD18:29Chicago O'Hare Intl

5h 01m

SFO21:30San Francisco

$454

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United Airlines

6 Dec

SFO06:00San Francisco

4h 24m

ORD12:24Chicago O'Hare Intl

16 Dec

ORD18:35Chicago O'Hare Intl

4h 54m

SFO21:29San Francisco

$457

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United Airlines

3 Dec

SFO07:00San Francisco

4h 23m

ORD13:23Chicago O'Hare Intl

7 Dec

ORD06:55Chicago O'Hare Intl

4h 45m

SFO09:40San Francisco

$489

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Delta flights from San Francisco to Chicago O'Hare Intl Airport

Our best Delta deals on San Francisco to Chicago O'Hare Intl Airport flight tickets

Delta

18 Nov

SFO00:30San Francisco

6h 00m

1 stop

ORD08:30Chicago O'Hare Intl

24 Nov

ORD19:40Chicago O'Hare Intl

6h 15m

1 stop

SFO23:55San Francisco

$437

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Delta

31 Dec

SFO00:10San Francisco

7h 15m

1 stop

ORD09:25Chicago O'Hare Intl

5 Jan

ORD07:30Chicago O'Hare Intl

8h 08m

1 stop

SFO13:38San Francisco

$455

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Delta

12 Dec

SFO00:30San Francisco

8h 03m

1 stop

ORD10:33Chicago O'Hare Intl

11 Jan

ORD14:20Chicago O'Hare Intl

10h 34m

1 stop

SFO22:54San Francisco

$460

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momondo Fare Finder

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Depart

Return

Price

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 2/12

09:25-23:59

2 stops12h 34m

Chicago O'Hare Intl

Tue 9/12

20:59-11:03

1 stop16h 04m

$405

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Fri 16/1

07:00-23:37

1 stop14h 37m

Chicago O'Hare Intl

Tue 20/1

18:06-10:46

1 stop18h 40m

$406

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Mon 16/2

21:40-13:04

1 stop13h 24m

Chicago O'Hare Intl

Fri 20/2

14:05-19:19

1 stop7h 14m

$408

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 2/12

07:00-23:50

1 stop14h 50m

Chicago O'Hare Intl

Tue 9/12

08:55-21:46

1 stop14h 51m

$409

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Thu 20/11

07:00-23:59

1 stop14h 59m

Chicago O'Hare Intl

Wed 3/12

20:59-08:06

1 stop13h 07m

$412

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Tue 18/11

00:30-08:30

1 stop6h 00m

Chicago O'Hare Intl

Mon 24/11

19:40-23:55

1 stop6h 15m

$437

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 28/1

08:25-14:53

Nonstop4h 28m

Chicago O'Hare Intl

Tue 3/2

18:29-21:30

Nonstop5h 01m

$454

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Wed 31/12

00:10-09:25

1 stop7h 15m

Chicago O'Hare Intl

Mon 5/1

07:30-13:38

1 stop8h 08m

$455

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 6/12

06:00-12:24

Nonstop4h 24m

Chicago O'Hare Intl

Tue 16/12

18:35-21:29

Nonstop4h 54m

$457

San FranciscoChicago

SFO - ORD

SFOORD

San Francisco

Sat 24/1

14:25-22:35

1 stop6h 10m

Chicago O'Hare Intl

Sat 31/1

07:15-17:55

2 stops12h 40m

$495

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How to get the cheapest flight ticket from San Francisco to Chicago O'Hare Intl Airport

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

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Other information

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of January is, on average, the cheapest month to fly to Chicago O'Hare Intl Airport from San Francisco, with most prices found around $467. If you are unable to visit Chicago O'Hare Intl Airport during the month of January, then departing from San Francisco during the month April is also very affordable. Most momondo users find prices during this month for around $472.

What is the cheapest San Francisco to Chicago O'Hare Intl flight route?

Fly from San Francisco to Chicago O'Hare Intl for the best San Francisco - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $567 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from San Francisco for as low as $472 on momondo.

What cabin class options are available on San Francisco to Chicago O'Hare Intl flights?

There is only 1 cabin class available to choose from on San Francisco to Chicago O'Hare Intl 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 O'Hare Intl Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a San Francisco to Chicago O'Hare Intl Airport flight.

How have San Francisco to Chicago O'Hare Intl Airport flight prices changed over time?

As of October 2025, prices for San Francisco to Chicago O'Hare Intl Airport flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Chicago O'Hare Intl Airport

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

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Cheap San Francisco to Chicago O'Hare Intl Airport (SFO to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Chicago O'Hare Intl Airport

Fastest flight time	4h 01m
Direct flights	Every day

The fastest flight from San Francisco to Chicago O'Hare Intl Airport takes 4h 01m

Direct flights go from San Francisco to Chicago O'Hare Intl Airport every day.

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How far is San Francisco to Chicago O'Hare Intl by plane?
The distance between San Francisco and Chicago O'Hare Intl is about 2958.4 km. Typically, this will take 4h 20m by plane in normal conditions.
When did momondo last update prices for flights from San Francisco Airport to Chicago O'Hare Intl Airport?
Prices for flights from San Francisco Airport to Chicago O'Hare Intl Airport are updated daily.
How old do you have to be to fly from San Francisco Airport to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Francisco to Chicago O'Hare Intl Airport?
Based on momondo bookings for flights between San Francisco and Chicago O'Hare Intl Airport, the leading plane model is Airbus A321neo, making up 17.29% of the total bookings. Other popular models include Boeing 757-300 with 17.04%, Boeing 737-800 with 16.82%, and Boeing 777 with 11.84%.

Rosemont

Naperville

Why use momondo?

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

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 Chicago from San Francisco.

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?

Once all potential San Francisco to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of San Francisco to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from San Francisco to Chicago from $179

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 31/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from San Francisco to Chicago O'Hare Intl Airport

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Delta flights from San Francisco to Chicago O'Hare Intl Airport

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How to get the cheapest flight ticket from San Francisco to Chicago O'Hare Intl Airport

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 O'Hare Intl Airport?

What is the cheapest San Francisco to Chicago O'Hare Intl flight route?

Fly from San Francisco to Chicago O'Hare Intl for the best San Francisco - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

What cabin class options are available on San Francisco to Chicago O'Hare Intl flights?

There is only 1 cabin class available to choose from on San Francisco to Chicago O'Hare Intl 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 O'Hare Intl Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a San Francisco to Chicago O'Hare Intl Airport flight.

How have San Francisco to Chicago O'Hare Intl Airport flight prices changed over time?

As of October 2025, prices for San Francisco to Chicago O'Hare Intl Airport flights are approximately 13% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from San Francisco to Chicago O'Hare Intl?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from San Francisco to Chicago O'Hare Intl

How often are flights from San Francisco to Chicago delayed?

Historically, on average around 10% of flights between San Francisco and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 186 minutes.

What is the most punctual flight time for San Francisco to Chicago flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on San Francisco to Chicago flights?

According to our data, ITA Airways have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

How many flights depart from San Francisco to Chicago O'Hare Intl Airport on average per day?

As of October 2025, 58 flights take off from San Francisco and land in Chicago O'Hare Intl Airport each day. The most common flight departure time for this route is 10:00, with 47% of daily flights taking off at midday.

How many flights depart from San Francisco to Chicago O'Hare Intl Airport on average per week?

408 flights are operational weekly from San Francisco to Chicago O'Hare Intl Airport as of October 2025. The most popular departure day for this route is Mon, with 21% of flights per week taking off on this day.

When to book flights from San Francisco to Chicago O'Hare Intl Airport

Cheap San Francisco to Chicago O'Hare Intl Airport (SFO to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Chicago O'Hare Intl Airport

Fastest flight time

Direct flights

How far is San Francisco to Chicago O'Hare Intl by plane?

When did momondo last update prices for flights from San Francisco Airport to Chicago O'Hare Intl Airport?

How old do you have to be to fly from San Francisco Airport to Chicago O'Hare Intl Airport?

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

What is the most popular plane model from San Francisco to Chicago O'Hare Intl Airport?

Travelling to a place near 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 O'Hare Intl Airport 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 Chicago

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo