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Cheap flights from Chicago to San Francisco from $61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to San Francisco departing on 1/21. 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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Find the cheapest flights from Chicago to San Francisco

Cheap round-trip flights

These are some of the best round-trip flight deals from Chicago to San Francisco that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Chicago to San Francisco.

Cheap last minute flights

Planning a quick getaway from Chicago to San Francisco? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to San Francisco, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Chicago to San Francisco

Find recent round-trip train or bus tickets from Chicago to San Francisco.

All round-trip flight deals to San Francisco

The cheapest plane tickets to San Francisco found on KAYAK recently.
6:36 pm - 6:00 pmORD-SFO
25h 24m1 stop
9:10 pm - 12:49 pmSFO-ORD
13h 39m1 stop
$126Frontier
Find Deal
Thu, Dec 12 - Mon, Dec 16
7:15 am - 12:47 pmMDW-SFO
7h 32m1 stop
10:29 pm - 11:44 amSFO-MDW
11h 15m1 stop
$127Frontier
Find Deal
Thu, Jan 16 - Thu, Jan 23
7:56 pm - 10:59 pmORD-SFO
5h 03mnonstop
11:34 am - 5:59 pmSFO-ORD
4h 25mnonstop
$204Alaska Airlines
Find Deal
Sat, Dec 28 - Wed, Jan 1
1:00 pm - 3:50 pmORD-SFO
4h 50mnonstop
5:20 am - 11:36 amSFO-ORD
4h 16mnonstop
$208American Airlines
Find Deal
Sat, Jan 18 - Tue, Jan 21
6:30 am - 9:24 amORD-SFO
4h 54mnonstop
2:40 pm - 11:59 pmSFO-ORD
7h 19m1 stop
$209United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 18
6:30 am - 9:24 amORD-SFO
4h 54mnonstop
11:05 pm - 5:30 amSFO-ORD
4h 25mnonstop
$217United Airlines
Find Deal
Wed, Feb 5 - Sat, Feb 8
8:30 am - 11:24 amORD-SFO
4h 54mnonstop
5:20 am - 11:36 amSFO-ORD
4h 16mnonstop
$219American Airlines
Find Deal
Wed, Jan 8 - Wed, Jan 15
5:59 pm - 8:58 pmORD-SFO
4h 59mnonstop
7:55 pm - 5:30 amSFO-ORD
7h 35m1 stop
$246Alaska Airlines
Find Deal
Tue, Dec 17 - Thu, Jan 2
9:05 am - 12:00 pmMDW-SFO
4h 55mnonstop
10:05 am - 7:20 pmSFO-MDW
7h 15m1 stop
$247Southwest
Find Deal
Sat, Feb 8 - Sun, Feb 9
8:05 am - 2:50 pmMDW-SFO
8h 45m1 stop
5:20 am - 4:20 pmSFO-MDW
9h 00m2 stops
$252Southwest
Find Deal
Tue, Jan 21 - Fri, Jan 24
8:15 am - 12:09 amMDW-SFO
17h 54m1 stop
$61Frontier
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Tue, Jan 21
8:15 am - 12:11 amMDW-SFO
17h 56m1 stop
$62Frontier
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Tue, Jan 14
6:30 am - 9:24 amORD-SFO
4h 54mnonstop
$100United Airlines
Find Deal
Tue, Jan 21
7:00 pm - 10:10 pmORD-SFO
5h 10mnonstop
$109Alaska Airlines
Find Deal
Tue, Feb 25
11:05 am - 1:55 pmMDW-SFO
4h 50mnonstop
$109Southwest
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Sat, Feb 22
12:39 pm - 3:28 pmORD-SFO
4h 49mnonstop
$110American Airlines
Find Deal
Tue, Feb 4
12:45 pm - 5:49 pmORD-SFO
7h 04m1 stop
$118United Airlines
Find Deal
Tue, Jan 7
6:56 pm - 9:55 pmORD-SFO
4h 59mnonstop
$125Alaska Airlines
Find Deal
Tue, Mar 25
12:35 pm - 3:20 pmMDW-SFO
4h 45mnonstop
$125Southwest
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Tue, Mar 11
8:38 am - 11:30 amORD-SFO
4h 52mnonstop
$160American Airlines
Find Deal
Sat, Jan 4
9:37 pm - 12:11 amMDW-SFO
28h 34m1 stop
10:59 pm - 11:48 amSFO-MDW
10h 49m1 stop
$260Frontier
Find Deal
Mon, Dec 2 - Sat, Dec 14
7:00 am - 12:34 amMDW-SFO
19h 34m1 stop
11:59 pm - 11:42 amSFO-MDW
9h 43m1 stop
$271Frontier
Find Deal
Fri, Nov 29 - Tue, Dec 10
8:00 pm - 2:54 amORD-SFO
8h 54m1 stop
12:59 am - 7:26 amSFO-ORD
4h 27mnonstop
$504United Airlines
Find Deal
Sun, Dec 1 - Mon, Dec 30
8:35 am - 11:18 amORD-SFO
4h 43mnonstop
11:50 pm - 6:07 amSFO-ORD
4h 17mnonstop
$508American Airlines
Find Deal
Fri, Nov 29 - Tue, Dec 10
8:00 am - 1:40 pmORD-SFO
7h 40m1 stop
8:19 pm - 3:50 pmSFO-ORD
17h 31m2 stops
$534Alaska Airlines
Find Deal
Thu, Nov 28 - Mon, Dec 9
11:55 pm - 2:47 amORD-SFO
4h 52mnonstop
5:00 am - 11:27 amSFO-ORD
4h 27mnonstop
$538United Airlines
Find Deal
Sun, Dec 1 - Tue, Dec 31
3:10 pm - 12:05 amORD-SFO
10h 55m1 stop
9:55 am - 10:35 pmSFO-ORD
10h 40m1 stop
$547Southwest
Find Deal
Mon, Dec 2 - Tue, Dec 3
3:10 pm - 12:05 amORD-SFO
10h 55m1 stop
12:45 pm - 11:05 pmSFO-ORD
8h 20m2 stops
$552Southwest
Find Deal
Mon, Dec 2 - Tue, Dec 3
8:40 pm - 11:26 pmORD-SFO
4h 46mnonstop
1:21 pm - 7:38 pmSFO-ORD
4h 17mnonstop
$573American Airlines
Find Deal
Sun, Dec 1 - Mon, Jan 6
6:55 pm - 9:56 pmORD-SFO
5h 01mnonstop
10:40 am - 4:59 pmSFO-ORD
4h 19mnonstop
$597Alaska Airlines
Find Deal
Mon, Dec 2 - Sat, Dec 14
8:55 am - 11:43 amORD-SFO
4h 48mnonstop
4:55 pm - 11:19 pmSFO-ORD
4h 24mnonstop
$199United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 18
7:56 pm - 10:59 pmORD-SFO
5h 03mnonstop
11:34 am - 5:59 pmSFO-ORD
4h 25mnonstop
$204Alaska Airlines
Find Deal
Sat, Dec 28 - Wed, Jan 1
1:00 pm - 3:50 pmORD-SFO
4h 50mnonstop
5:20 am - 11:36 amSFO-ORD
4h 16mnonstop
$208American Airlines
Find Deal
Sat, Jan 18 - Tue, Jan 21
1:00 pm - 3:50 pmORD-SFO
4h 50mnonstop
5:20 am - 11:36 amSFO-ORD
4h 16mnonstop
$209American Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
6:30 am - 9:24 amORD-SFO
4h 54mnonstop
11:05 pm - 5:30 amSFO-ORD
4h 25mnonstop
$217United Airlines
Find Deal
Wed, Feb 5 - Sat, Feb 8
8:30 am - 11:24 amORD-SFO
4h 54mnonstop
5:20 am - 11:36 amSFO-ORD
4h 16mnonstop
$219American Airlines
Find Deal
Wed, Jan 8 - Wed, Jan 15
6:15 am - 9:07 amORD-SFO
4h 52mnonstop
12:59 am - 7:26 amSFO-ORD
4h 27mnonstop
$228United Airlines
Find Deal
Thu, Dec 19 - Mon, Dec 23
7:00 pm - 10:10 pmORD-SFO
5h 10mnonstop
10:46 am - 4:58 pmSFO-ORD
4h 12mnonstop
$237Alaska Airlines
Find Deal
Wed, Feb 26 - Thu, Feb 27
9:05 am - 12:00 pmMDW-SFO
4h 55mnonstop
7:15 am - 1:20 pmSFO-MDW
4h 05mnonstop
$258Southwest
Find Deal
Sat, Jan 18 - Sat, Jan 25
4:45 pm - 7:40 pmMDW-SFO
4h 55mnonstop
6:15 am - 12:25 pmSFO-MDW
4h 10mnonstop
$278Southwest
Find Deal
Tue, Feb 18 - Mon, Feb 24

Frontier flights from Chicago to San Francisco

Our best Frontier deals on Chicago to San Francisco flight tickets
Frontier
Dec 12
ORD6:36 pmChicago O'Hare Intl
25h 24m
1 stop
SFO6:00 pmSan Francisco
Dec 16
SFO9:10 pmSan Francisco
13h 39m
1 stop
ORD12:49 pmChicago O'Hare Intl
Frontier
Jan 16
MDW7:15 amChicago Midway
7h 32m
1 stop
SFO12:47 pmSan Francisco
Jan 23
SFO10:29 pmSan Francisco
11h 15m
1 stop
MDW11:44 amChicago Midway
Frontier
Jan 13
MDW7:15 amChicago Midway
7h 31m
1 stop
SFO12:46 pmSan Francisco
Jan 16
SFO10:29 pmSan Francisco
11h 15m
1 stop
MDW11:44 amChicago Midway

American Airlines flights from Chicago to San Francisco

Our best American Airlines deals on Chicago to San Francisco flight tickets
American Airlines
Jan 18
ORD1:00 pmChicago O'Hare Intl
4h 50m
SFO3:50 pmSan Francisco
Jan 21
SFO5:20 amSan Francisco
4h 16m
ORD11:36 amChicago O'Hare Intl
American Airlines
Jan 8
ORD8:30 amChicago O'Hare Intl
4h 54m
SFO11:24 amSan Francisco
Jan 15
SFO5:20 amSan Francisco
4h 16m
ORD11:36 amChicago O'Hare Intl
American Airlines
Jan 16
ORD8:30 amChicago O'Hare Intl
4h 54m
SFO11:24 amSan Francisco
Jan 19
SFO5:20 amSan Francisco
4h 16m
ORD11:36 amChicago O'Hare Intl

See travel insights to San Francisco from

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

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $279.

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 Wednesday when prices can be found for as low as $297. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $383.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Chicago to San Francisco flights are usually those with departure times in the afternoon. Our users have found flights to San Francisco in the afternoon for as low as $308. Flights at noon are often more expensive with an average ticket price of $344.

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?

The ideal time to book your flight to San Francisco is 58 days in advance when prices tend to average $310. In the past 72 hours, momondo users found flights from Chicago to San Francisco for as low as $228.

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?

You could potentially save up to 39% on your flight if you consider stops on a Chicago to San Francisco flight.

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

As of November 2024, prices for Chicago to San Francisco flights are approximately 56% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to San Francisco

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

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

$61

Fastest flight time

4h 35m

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 $61. The best round-trip flight deal from Chicago to San Francisco found on momondo in the last 72 hours is $126.
The fastest flight from Chicago to San Francisco takes 4h 35m
Direct flights go from Chicago to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)

  • How far is Chicago to San Francisco by plane?

    San Francisco is 1852.8 mi away from Chicago. Typically, this will take 4h 35m 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.

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

  • What is the most popular airline from Chicago to San Francisco?


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
FrontierPriceFrom $89Free CancellationRating
6.1
3,523 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $141Free CancellationRating
8.0
9,481 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $167Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $174Free CancellationRating
8.0
8,730 reviews
Search Delta flights
United AirlinesPriceFrom $179Free CancellationRating
7.4
9,146 reviews
Search United Airlines flights
SouthwestPriceFrom $247Free CancellationRating
8.1
4,979 reviews
Search Southwest flights
  • Southwest Flights From Chicago to San Francisco

    Southwest operates around 3 flights from Chicago to San Francisco every week. The average price of these flights found in the last 72 hours has been $417, but momondo users have found Southwest deals from Chicago to San Francisco from as low as $247 round-trip. Southwest has been scored 8.1/10 in 4,979 reviews.

  • Alaska Airlines Flights From Chicago to San Francisco

    $141 is the best Alaska Airlines flight deal from Chicago to San Francisco found on momondo over the last 72 hours. The average Alaska Airlines ticket price found was closer to $296, however, with flight time and availability significantly affecting the price. Alaska Airlines (8.0/10 from 9,481 user reviews) flies into San Francisco from Chicago 3 times in an average week so prices can vary.


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.


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