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Cheap flights from Illinois to San Francisco from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to San Francisco departing on 5/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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週五 5/3
週五 5/10

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Easily compare round-trip flights from Illinois 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 Illinois to San Francisco by changing tabs
Frontier
May 8
MDW12:29 pmChicago Midway
4h 39m
SFO3:08 pmSan Francisco
May 11
SFO3:58 pmSan Francisco
4h 11m
MDW10:09 pmChicago Midway
Alaska Airlines
Jul 24
ORD6:35 amChicago O'Hare Intl
4h 37m
SFO9:12 amSan Francisco
Aug 7
SFO11:07 amSan Francisco
4h 17m
ORD5:24 pmChicago O'Hare Intl
Multiple Airlines
May 23
ORD7:59 pmChicago O'Hare Intl
6h 42m
1 stop
SFO12:41 amSan Francisco
Jun 1
SFO11:12 pmSan Francisco
4h 23m
ORD5:35 amChicago O'Hare Intl
United Airlines
Jul 20
ORD6:05 amChicago O'Hare Intl
4h 40m
SFO8:45 amSan Francisco
Jul 23
SFO5:15 amSan Francisco
4h 17m
ORD11:32 amChicago O'Hare Intl
Frontier
May 15
MDW12:29 pmChicago Midway
4h 39m
SFO3:08 pmSan Francisco
May 21
SFO6:33 pmSan Francisco
9h 17m
1 stop
MDW5:50 amChicago Midway
Sun Country Air
Jun 26
ORD8:05 pmChicago O'Hare Intl
14h 06m
1 stop
SFO8:11 amSan Francisco
Jul 1
SFO11:59 pmSan Francisco
17h 07m
1 stop
ORD7:06 pmChicago O'Hare Intl

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

If you're looking for one-way flights from Illinois to San Francisco, view some of our deals below provided by Alaska Airlines, American Airlines and Frontier
Frontier
May 25
MDW4:28 pmChicago Midway
4h 29m
SFO6:57 pmSan Francisco
American Airlines
May 31
ORD9:20 pmChicago O'Hare Intl
4h 44m
SFO12:04 amSan Francisco
Alaska Airlines
May 30
ORD6:00 amChicago O'Hare Intl
7h 29m
1 stop
SFO11:29 amSan Francisco

Search last-minute flights to San Francisco from Illinois

Find and compare round-trip flight prices for your last-minute flight from Illinois to San Francisco
Frontier
May 8
MDW12:29 pmChicago Midway
4h 39m
SFO3:08 pmSan Francisco
May 15
SFO3:58 pmSan Francisco
4h 11m
MDW10:09 pmChicago Midway
Alaska Airlines
May 7
ORD6:00 amChicago O'Hare Intl
7h 29m
1 stop
SFO11:29 amSan Francisco
Jun 1
SFO11:12 pmSan Francisco
4h 23m
ORD5:35 amChicago O'Hare Intl
United Airlines
May 4
ORD2:30 pmChicago O'Hare Intl
4h 53m
SFO5:23 pmSan Francisco
May 10
SFO12:09 amSan Francisco
4h 21m
ORD6:30 amChicago O'Hare Intl
Multiple Airlines
May 8
ORD6:27 pmChicago O'Hare Intl
7h 31m
1 stop
SFO11:58 pmSan Francisco
May 11
SFO9:55 amSan Francisco
4h 30m
ORD4:25 pmChicago O'Hare Intl
American Airlines
May 7
ORD6:30 amChicago O'Hare Intl
8h 17m
1 stop
SFO12:47 pmSan Francisco
May 11
SFO6:00 amSan Francisco
4h 17m
ORD12:17 pmChicago O'Hare Intl
Delta
Apr 29
STL2:18 pmLambert-St Louis
8h 16m
1 stop
SFO8:34 pmSan Francisco
May 1
SFO11:55 amSan Francisco
8h 05m
1 stop
STL10:00 pmLambert-St Louis

Best airlines flying from Illinois to San Francisco

Compare and see reviews for airlines that fly from Illinois to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $83Free CancellationRating
6.3
4,129 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $95Free CancellationRating
6.4
8,739 reviews
Search Spirit Airlines flights
Alaska AirlinesPriceFrom $111Free CancellationRating
8.1
9,110 reviews
Search Alaska Airlines flights
DeltaPriceFrom $118Free CancellationRating
8.0
10,932 reviews
Search Delta flights
American AirlinesPriceFrom $158Free CancellationRating
7.3
14,844 reviews
Search American Airlines flights
United AirlinesPriceFrom $198Free CancellationRating
7.4
11,221 reviews
Search United Airlines flights

Frontier flights from Illinois to San Francisco

Our best Frontier deals on Illinois to San Francisco flight tickets
Frontier
May 8
MDW12:29 pmChicago Midway
4h 39m
SFO3:08 pmSan Francisco
May 11
SFO3:58 pmSan Francisco
4h 11m
MDW10:09 pmChicago Midway
Frontier
May 15
MDW12:29 pmChicago Midway
4h 39m
SFO3:08 pmSan Francisco
May 21
SFO6:33 pmSan Francisco
9h 17m
1 stop
MDW5:50 amChicago Midway
Frontier
Aug 14
MDW4:09 pmChicago Midway
4h 38m
SFO6:47 pmSan Francisco
Aug 24
SFO9:03 amSan Francisco
4h 11m
MDW3:14 pmChicago Midway

American Airlines flights from Illinois to San Francisco

Our best American Airlines deals on Illinois to San Francisco flight tickets
American Airlines
Jul 10
ORD5:05 pmChicago O'Hare Intl
4h 35m
SFO7:40 pmSan Francisco
Jul 23
SFO11:51 pmSan Francisco
4h 13m
ORD6:04 amChicago O'Hare Intl
American Airlines
May 22
ORD6:00 amChicago O'Hare Intl
9h 50m
1 stop
SFO1:50 pmSan Francisco
May 26
SFO6:00 amSan Francisco
4h 17m
ORD12:17 pmChicago O'Hare Intl
American Airlines
May 7
ORD6:30 amChicago O'Hare Intl
8h 17m
1 stop
SFO12:47 pmSan Francisco
May 11
SFO6:00 amSan Francisco
4h 17m
ORD12:17 pmChicago O'Hare Intl

How to get the cheapest flight ticket from Illinois 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 airline that flies to San Francisco from Illinois?

Spirit Airlines. Alaska Airlines, Delta, and Frontier are the most popular carriers operating from Illinois to San Francisco

What is the cheapest Illinois to San Francisco flight route?

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

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

There are 4 cabin classes available to choose from on Illinois 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 Illinois to San Francisco flights?

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

Cheap Illinois to San Francisco flight deals and tips

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

Best Price Found

$54

Fastest flight time

4h 15m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Illinois in the past 72 hours is $54. The best round-trip flight deal from Illinois to San Francisco found on momondo in the last 72 hours is $88.
The fastest flight from Illinois to San Francisco takes 4h 15m
Direct flights go from Illinois to San Francisco on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines, Southwest and Alaska Airlines.
There is 1 airport near San Francisco: San Francisco (SFO)

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

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

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

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

    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 layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Why use momondo?

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

It is quick and easy to find Illinois to San Francisco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco that suits you.

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

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

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

Once you have performed a search for Illinois 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 Illinois to San Francisco right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Francisco from Illinois. 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.


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1 adult
From?
To?
週五 5/3
週五 5/10
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