Cheap Flights from Chicago, IL to San Francisco, CA from $105

Return flight: San Francisco – Chicago
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On Cheapflightsplus.com you will find 1 direct and 5 connecting flights from Chicago to San Francisco. You can compare airfare deals from 3 airlines and multiple travel sites from $105, book and save on cheap plane tickets and last minute offers. Also check out CHI-SFO flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Chicago to San Francisco Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $105 (one-way), $180 (round-trip).
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Best Flights from Chicago to San Francisco Today

Take a look at the list of non stop flights and flights with layovers from Chicago to San Francisco with the lowest price of $105. The fastest direct flight takes 4h 43m and the fastest connecting – 7h 28m.
Price Departure Arrival Flight Duration Airline Flight
from $222
Find flight
08:45
Chicago
O'Hare International
 11:28
San Francisco
San Francisco
 4h 43m United Airlines
UA1387
from $105
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19:46
Chicago
O'Hare International
 07:45+1 день
San Francisco
San Francisco
 13h 59m
layover
7h 43m - Las Vegas
 Frontier Airlines
F92145
F93801
from $155
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10:00
Chicago
O'Hare International
 15:51
San Francisco
San Francisco
 7h 51m
layover
0h 57m - Seattle
 Alaska Airlines
AS329
AS1304
from $332
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10:58
Chicago
O'Hare International
 17:49
San Francisco
San Francisco
 8h 51m
layover
2h 38m - Los Angeles
 United Airlines
UA1584
UA2019
from $332
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09:05
Chicago
O'Hare International
 17:49
San Francisco
San Francisco
 10h 44m
layover
4h 35m - Los Angeles
 United Airlines
UA2449
UA2019
from $377
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15:16
Chicago
O'Hare International
 20:44
San Francisco
San Francisco
 7h 28m
layover
1h 5m - Portland
 Alaska Airlines
AS325
AS1295
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on April 23, 2025
Full flight schedule will help you in detecting at what time planes fly from Chicago to San Francisco. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
08:45 — 11:28
08:45 — 11:28 UA1387 United Airlines
Chicago — San Francisco
4h 43m
Find flight
from$222
09:05 — 17:49
07:15 — 09:54 UA2449 United Airlines
Chicago — Los Angeles
4h 35m stop
16:00 — 17:25 UA2019 United Airlines
Los Angeles — San Francisco
10h 44m
including layover
Find flight
from$332
10:00 — 15:51
08:00 — 10:44 AS329 Alaska Airlines
Chicago — Seattle
57m stop
13:59 — 16:16 AS1304 Alaska Airlines
Seattle — San Francisco
7h 51m
including layover
Find flight
from$155
10:58 — 17:49
08:46 — 11:20 UA1584 United Airlines
Chicago — Los Angeles
2h 38m stop
16:00 — 17:25 UA2019 United Airlines
Los Angeles — San Francisco
8h 51m
including layover
Find flight
from$332
15:16 — 20:44
07:00 — 09:38 AS325 Alaska Airlines
Chicago — Portland
1h 5m stop
20:24 — 22:16 AS1295 Alaska Airlines
Portland — San Francisco
7h 28m
including layover
Find flight
from$377
19:46 — 07:45
+1 day
18:36 — 21:00 F92145 Frontier Airlines
Chicago — Las Vegas
7h 43m stop
05:30 — 07:16 F93801 Frontier Airlines
Las Vegas — San Francisco
13h 59m
including layover
Find flight
from$105
*Departure and arrival times - local. Updated on April 23, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Chicago to San Francisco depends on and how to choose the most interesting flight option for you.

Distance between Chicago and San Francisco is 2987 miles. Time difference between the cities is 2h. Airplanes depart 08:45 to 19:46 from 7 Chicago airports and arrive 08:45 to 19:46 to 3 San Francisco airports. Average flight time is 4h 43m.

  • The fastest flight 4h 43m
  • Average flight time 4h 43m
  • The earliest flight 08:45
  • The latest flight 19:46
  • Distance 1857 ml

The cheapest months to travel to San Francisco are january (from 105 $), april (from 105 $), december (from 155 $).

The most expensive months are november (from 332 $), december (from 155 $), april (from 105 $).

What is the lowest airfare Chicago to San Francisco?

The cheapest plane ticket found by our users is $105. This airfare is for economy class on one-way F92145 flight by Frontier Airlines for April 27, 2025 which leaves O'Hare International in Chicago at 19:46 am and arrives at San Francisco San Francisco at 07:45.

Economy class
$105
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Business class
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First class
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Popular Airlines on the Route

The flight Chicago — San Francisco is served by 3 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by United Airlines - 3 departures per week at the price of from $ 222 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 377.

Direct flights

There are 1 nonstop flights on the route. The fastest direct flight is UA1387 by United Airlines takes 4h 43m and the cheapest is F92145 by Frontier Airlines for $222.

See more direct flights

Connecting Flights

There are 5 flights with layovers on the route. The fastest connecting flight is AS325 by Alaska Airlines takes 7h 28m and the cheapest is F92145 by Frontier Airlines for $105.

  • UA - United Airlines
    from $332
    Find
  • AS - Alaska Airlines
    from $155
    Find
  • F9 - Frontier Airlines
    from $105
    Find
See more connecting flights

Airports

You can fly from Chicago to San Francisco from 7 airports (O'Hare International, Midway, Dupage County, Chicago FSS, Merrill C Meigs (closed), Pal-Waukee, Chicago NAS).

Chicago airports

  • O'Hare International-ORD
    from $105
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  • Midway-MDW
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  • Dupage County-DPA
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  • Chicago FSS-CHI
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  • Merrill C Meigs (closed)-CGX
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  • Pal-Waukee-PWK
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  • Chicago NAS-NOH
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San Francisco airports

  • San Francisco-SFO
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  • Embarkadero-EMB
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  • China Basin Heliport-JCC
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Airplanes

There are flights to San Francisco from Chicago by 3 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Chicago

You may also consider searching for discounted plane tickets to some other popular places from Chicago within United States.

Top International Destinations from Chicago

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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