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Cheap flights from San Francisco to Chicago O'Hare Intl Airport from $50

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 O'Hare Intl Airport departing on 4/16. 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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0 bags

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Find the cheapest flights from San Francisco to Chicago

Cheap round-trip flights

These are some of the best round-trip flight deals from San Francisco to Chicago that have been recently found on momondo from popular airlines, departing in the coming months.
6:00 am - 12:42 amSFO-ORD
16h 42m1 stop
4:30 pm - 1:19 pmORD-SFO
22h 49m1 stop
$124Frontier
Find Deal
Wed, Apr 16 - Mon, Apr 28
10:59 pm - 5:10 amSFO-ORD
28h 11m1 stop
8:43 am - 10:42 pmORD-SFO
15h 59m1 stop
$127Frontier
Find Deal
Wed, Mar 5 - Wed, Mar 12
12:08 am - 6:30 amSFO-ORD
4h 22mnonstop
6:30 am - 9:20 amORD-SFO
4h 50mnonstop
$198United Airlines
Find Deal
Tue, Apr 1 - Sat, Apr 5
11:52 am - 6:16 pmSFO-ORD
4h 24mnonstop
6:56 pm - 9:55 pmORD-SFO
4h 59mnonstop
$207Alaska Airlines
Find Deal
Tue, Apr 15 - Fri, Apr 18
12:15 am - 6:33 amSFO-ORD
4h 18mnonstop
8:20 pm - 11:14 pmORD-SFO
4h 54mnonstop
$217American Airlines
Find Deal
Wed, Mar 19 - Thu, Mar 27
12:08 am - 6:30 amSFO-ORD
4h 22mnonstop
5:55 pm - 10:56 pmORD-SFO
7h 01m1 stop
$218United Airlines
Find Deal
Mon, Apr 14 - Fri, Apr 18
6:00 am - 2:14 pmSFO-ORD
6h 14m1 stop
8:20 pm - 11:14 pmORD-SFO
4h 54mnonstop
$227American Airlines
Find Deal
Thu, Mar 20 - Thu, Mar 27
11:52 am - 6:16 pmSFO-ORD
4h 24mnonstop
7:16 pm - 10:15 pmORD-SFO
4h 59mnonstop
$237Alaska Airlines
Find Deal
Mon, Mar 24 - Sat, Mar 29
12:47 am - 8:35 amSFO-ORD
5h 48m1 stop
6:35 am - 11:07 amORD-SFO
6h 32m1 stop
$257Delta
Find Deal
Wed, Apr 16 - Sun, Apr 20
6:05 am - 5:55 pmSFO-ORD
9h 50m2 stops
6:35 am - 1:18 pmORD-SFO
8h 43m1 stop
$265Delta
Find Deal
Wed, Apr 16 - Sat, Apr 19

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

Our best Frontier deals on San Francisco to Chicago O'Hare Intl Airport flight tickets
Frontier
Apr 16
SFO6:00 amSan Francisco
16h 42m
1 stop
ORD12:42 amChicago O'Hare Intl
Apr 28
ORD4:30 pmChicago O'Hare Intl
22h 49m
1 stop
SFO1:19 pmSan Francisco
Frontier
Mar 5
SFO10:59 pmSan Francisco
28h 11m
1 stop
ORD5:10 amChicago O'Hare Intl
Mar 12
ORD8:43 amChicago O'Hare Intl
15h 59m
1 stop
SFO10:42 pmSan Francisco
Frontier
Apr 7
SFO8:18 pmSan Francisco
6h 47m
1 stop
ORD5:05 amChicago O'Hare Intl
Apr 10
ORD6:45 amChicago O'Hare Intl
19h 59m
1 stop
SFO12:44 amSan Francisco

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

Our best Hawaiian Airlines deals on San Francisco to Chicago O'Hare Intl Airport flight tickets
Hawaiian Airlines
Apr 12
SFO11:52 amSan Francisco
4h 24m
ORD6:16 pmChicago O'Hare Intl
Apr 15
ORD6:56 pmChicago O'Hare Intl
4h 59m
SFO9:55 pmSan Francisco
Hawaiian Airlines
Mar 20
SFO11:52 amSan Francisco
4h 24m
ORD6:16 pmChicago O'Hare Intl
Mar 24
ORD6:56 pmChicago O'Hare Intl
4h 59m
SFO9:55 pmSan Francisco

See travel insights to Chicago from

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?

The month of September is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from San Francisco averaging around $318.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $447. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $578.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from San Francisco in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $447 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $566. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 12 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $388 when searching 12 weeks out.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 $315 on momondo.

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

There are 4 cabin classes 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.

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

As of February 2025, prices for San Francisco to Chicago O'Hare Intl Airport flights are approximately 25% more expensive 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.
Estimated round-trip price

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

Best Price Found

$50

Fastest flight time

4h 06m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from San Francisco in the past 72 hours is $50. The best round-trip flight deal from San Francisco to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $124.
The fastest flight from San Francisco to Chicago O'Hare Intl Airport takes 4h 06m
Direct flights go from San Francisco to Chicago O'Hare Intl Airport every day.

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

    There are 1838.3 mi between San Francisco and Chicago O'Hare Intl. Typically, this will take 4h 12m 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 were last updated today.

  • How many operators does momondo search 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?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents required for your trip to Chicago O'Hare Intl Airport 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 license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. 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 O'Hare Intl Airport?

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


Best airlines flying from San Francisco to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from San Francisco to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $112Free CancellationRating
6.3
8,013 reviews
Search Spirit Airlines flights
FrontierPriceFrom $122Free CancellationRating
6.0
3,355 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $176Free CancellationRating
8.0
9,691 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $207Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $213Free CancellationRating
7.4
8,765 reviews
Search United Airlines flights
DeltaPriceFrom $236Free CancellationRating
8.0
8,219 reviews
Search Delta flights
  • Alaska Airlines Flights From San Francisco to Chicago O'Hare Intl Airport

    Alaska Airlines flight deals from San Francisco to Chicago O'Hare Intl Airport start from $176 round-trip. Over the 5 Alaska Airlines flights for this route in a normal week, average airfare is usually $346 round-trip - but some users have found much cheaper deals with momondo.

  • United Airlines Flights From San Francisco to Chicago O'Hare Intl Airport

    United Airlines is also a popular choice for this route. United Airlines flight deals for San Francisco to Chicago O'Hare Intl Airport start from as low as $213 round-trip, depending on your selected dates, with average United Airlines deals seen on momondo around $445. United Airlines operates 27 flights to Chicago O'Hare Intl Airport from San Francisco in an average week. Users have rated it 7.4/10 across 8,765 reviews.


Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Rockford
Schaumburg
Merrillville
Gurnee
Rosemont
Naperville
Kenosha
Joliet
South Haven
Oak Brook
Racine
Tinley Park
South Holland
Hammond
New Buffalo
Aurora
Elk Grove Village
Elgin
Waukegan

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Francisco to Chicago. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for San Francisco to Chicago flights to just show those with flexible booking policies.

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

Once you have performed a search for San Francisco to Chicago 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 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.


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