Menu

Cheap flights from San Francisco (SFO) to Illinois (IL)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
San Francisco (SFO) to Illinois

How far in advance should I book a flight from San Francisco to Illinois?

To save up to 10% on this flight, we recommend booking at least 37 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Francisco to Illinois from $177 1-2 weeks out and tickets from $177 for flights departing within the next 72 hours.

Cheap flights from San Francisco to Illinois in August, September 2020

The best prices found for SFO to Illinois flights for August, September
31 Jul - 5 Aug
$117pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
1 Aug - 2 Aug
$120pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
10 Aug - 15 Aug
$122pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
SFO
San Francisco

San Francisco to Illinois 2020 flight deals

Cheap flights to Illinois from San Francisco found for this year
31 Jul - 9 Aug
$117pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
1 Aug - 8 Aug
$120pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
SFO
San Francisco
24 Sep - 26 Sep
$121pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
SFO
San Francisco

Non-stop flights to Illinois from San Francisco

Save time with San Francisco to Illinois direct flight deals
16 Aug - 29 Aug
$156pp
SFO
San Francisco
Major Airline
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Major Airline
Non-Stop
SFO
San Francisco
8 Aug - 15 Aug
$157pp
SFO
San Francisco
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Alaska Airlines
Non-Stop
SFO
San Francisco
16 Aug - 30 Aug
$173pp
SFO
San Francisco
Major Airline
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Major Airline
Non-Stop
SFO
San Francisco

Last minute flights from San Francisco to Illinois

Late deals on round-trip flights to Illinois from San Francisco, departing today and this week
25 Jul - 26 Jul
$127pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
SFO
San Francisco
25 Jul - 1 Aug
$130pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SFO
San Francisco
24 Jul - 25 Jul
$132pp
SFO
San Francisco
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
SFO
San Francisco

One-way flights to Illinois from San Francisco

The cheapest one-way flights from San Francisco to Illinois
9:29 am - 1:20 am
Multiple Airlines
1 Stop
13h 51m
SFO - ORD
Multiple Airlines
$45
FlightNetwork
4:45 am - 3:11 pm
Multiple Airlines
1 Stop
8h 26m
SFO - ORD
Multiple Airlines
$51
FlyFar
4:55 am - 1:20 am
Multiple Airlines
1 Stop
18h 25m
SFO - ORD
Multiple Airlines
$55
Kiwi.com

Related info for your journey

Useful info, stats and facts about San Francisco to Illinois flights.

Flight FAQs

From San Francisco to Illinois

Are flight prices decreasing from San Francisco to Illinois due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Francisco and Illinois for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from San Francisco to Illinois for under $200 on Cheapflights?

Yes, there are multiple flights from San Francisco to Illinois for under $200. The cheapest flight booked recently is on Multiple Airlines for just $117, but on average you can expect to pay $131.

Are there nonstop flights from San Francisco to Illinois for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from San Francisco to Illinois under $200. A good price for a nonstop flight from San Francisco to Illinois is less than $225.

Are there last-minute flights available from San Francisco to Illinois for under $200?

There are currently 20+ open flights from San Francisco to Illinois within the next 7 days for less than $200.

What days are nonstop flights available from San Francisco to Illinois?

Days when nonstop flights are available for this flight are: Sunday, Monday, Friday, Saturday.

What are the most popular airlines that fly from San Francisco to Illinois?

Before booking your flight from San Francisco to Illinois check out the most popular airlines for this route: Major Airline, American Airlines or Alaska Airlines.

What are the most popular routes from San Francisco to Illinois?

While some choose either San Francisco - Chicago Midway or San Francisco - Chicago Greater Rockford, San Francisco - Chicago O'Hare Intl is the most popular route from San Francisco to Illinois.

What are the cheapest Flights from San Francisco to Illinois?

Looking at all options, your cheapest flight can be booked for $119. While the most popular route (San Francisco - Chicago O'Hare Intl) can be booked for $78 on average our data indicates $284 when flying from San Francisco to Illinois

What are the most reliable airlines from San Francisco to Illinois?

Before booking your flight to Illinois from San Francisco, check out the most reliable airlines to get you to your destination on time: Royal Jordanian (100%), Iberia (100%), Gulf Air( 100%).

How long is the flight from San Francisco to Illinois?

For as low as $1206, Delta can have you in Illinois from San Francisco in 5h 56m.

What are the cheapest airlines to fly from San Francisco to Illinois one-way?

One-way options have recently been found by users for as low as $90 on Major Airline.

Arrival points for flights from San Francisco to Illinois

Destination information for Illinois

Things to know before you go. Useful info for your trip from San Francisco to Illinois

Airports servicing San Francisco

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)
Home North America USA Illinois Cheap flights from San Francisco to Illinois