Cheap Flights from Chicago, IL to San Francisco, CA from $70

One way Round trip

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On Cheapflightsplus.com you will find 24 direct and 603 connecting flights from Chicago to San Francisco. You can compare airfare deals from 18 airlines and multiple travel sites from $70, 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: $70 (one-way), $120 (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 $70. The fastest direct flight takes 4h 40m and the fastest connecting – 6h 15m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $182 Find flight	16:10 Chicago O'Hare International	18:50 San Francisco San Francisco	4h 40m	United Airlines	UA2409
from $234 Find flight	17:57 Chicago O'Hare International	20:41 San Francisco San Francisco	4h 44m	Alaska Airlines	AS597
from $236 Find flight	17:50 Chicago O'Hare International	20:43 San Francisco San Francisco	4h 53m	United Airlines	UA1006
from $300 Find flight	08:35 Chicago O'Hare International	11:24 San Francisco San Francisco	4h 49m	American Airlines	AA2680
from $312 Find flight	21:07 Chicago O'Hare International	23:59 San Francisco San Francisco	4h 52m	United Airlines	UA1324
from $359 Find flight	20:20 Chicago O'Hare International	23:08 San Francisco San Francisco	4h 48m	United Airlines	UA1697
from $444 Find flight	11:47 Chicago O'Hare International	14:34 San Francisco San Francisco	4h 47m	American Airlines	AA1253
from $70 Find flight	07:25 Chicago O'Hare International	12:50 San Francisco San Francisco	7h 25m layover 1h 25m - Denver	Frontier Airlines	F93173 F91093
from $76 Find flight	12:43 Chicago Midway	07:14+1 день San Francisco San Francisco	20h 31m layover 14h 23m - Las Vegas	Frontier Airlines	F92329 F94157
from $89 Find flight	11:59 Chicago Midway	20:54 San Francisco San Francisco	10h 55m layover 3h 6m - Atlanta	Frontier Airlines	F92144 F91447
from $90 Find flight	18:48 Chicago O'Hare International	23:58 San Francisco San Francisco	7h 10m layover 1h 44m - Denver	Frontier Airlines	F91483 F93439
from $90 Find flight	19:30 Chicago O'Hare International	00:59+1 день San Francisco San Francisco	7h 29m layover 1h 32m - Las Vegas	Frontier Airlines	F92145 F94157
from $92 Find flight	12:43 Chicago Midway	18:00 San Francisco San Francisco	7h 17m layover 1h 5m - Las Vegas	Frontier Airlines	F92329 F94401
from $101 Find flight	22:13 Chicago O'Hare International	07:45+1 день San Francisco San Francisco	11h 32m layover 5h 39m - Las Vegas	Spirit Airlines	NK330 F93801
from $108 Find flight	09:45 Chicago Midway	07:45+1 день San Francisco San Francisco	24h 0m layover 11h 9m - Denver 6h 10m - Las Vegas	Frontier Airlines	F92209 F94611 F93801
from $131 Find flight	11:33 Chicago Midway	07:45+1 день San Francisco San Francisco	22h 12m layover 4h 25m - Atlanta 9h 8m - Las Vegas	Frontier Airlines	F92144 F91115 F93801

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on April 03, 2025

Flight Schedule Chicago (Illinois) to San Francisco (California)

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	Flight Details	Flight Duration	Price
06:15 — 09:03	06:15 — 09:03 UA336 United Airlines Chicago — San Francisco	4h 48m	Find flight from$345
06:30 — 09:30	06:30 — 09:30 UA2027 United Airlines Chicago — San Francisco	5h	Find flight from$209
06:50 — 09:38	06:50 — 09:38 UA1962 United Airlines Chicago — San Francisco	4h 48m	Find flight from$182
07:15 — 10:07	07:15 — 10:07 UA1848 United Airlines Chicago — San Francisco	4h 52m	Find flight from$345
08:35 — 11:24	08:35 — 11:24 AA2680 American Airlines Chicago — San Francisco	4h 49m	Find flight from$300
08:55 — 11:39	08:55 — 11:39 UA1387 United Airlines Chicago — San Francisco	4h 44m	Find flight from$204
10:35 — 13:28	10:35 — 13:28 UA343 United Airlines Chicago — San Francisco	4h 53m	Find flight from$204
11:47 — 14:34	11:47 — 14:34 AA1253 American Airlines Chicago — San Francisco	4h 47m	Find flight from$444
12:45 — 15:35	12:45 — 15:35 UA1878 United Airlines Chicago — San Francisco	4h 50m	Find flight from$204
14:20 — 17:13	14:20 — 17:13 UA1496 United Airlines Chicago — San Francisco	4h 53m	Find flight from$345
14:25 — 17:18	14:25 — 17:18 UA1165 United Airlines Chicago — San Francisco	4h 53m	Find flight from$204
14:35 — 17:30	14:35 — 17:30 UA1577 United Airlines Chicago — San Francisco	4h 55m	Find flight from$183
16:10 — 18:50	16:10 — 18:50 UA2409 United Airlines Chicago — San Francisco	4h 40m	Find flight from$182
16:20 — 19:00	16:20 — 19:00 UA352 United Airlines Chicago — San Francisco	4h 40m	Find flight from$345
17:50 — 20:43	17:50 — 20:43 UA1006 United Airlines Chicago — San Francisco	4h 53m	Find flight from$236
17:50 — 20:39	17:50 — 20:39 UA738 United Airlines Chicago — San Francisco	4h 49m	Find flight from$397
17:57 — 20:41	17:57 — 20:41 AS597 Alaska Airlines Chicago — San Francisco	4h 44m	Find flight from$234
18:22 — 21:21	18:22 — 21:21 UA1761 United Airlines Chicago — San Francisco	4h 59m	Find flight from$183
20:05 — 22:59	20:05 — 22:59 UA2364 United Airlines Chicago — San Francisco	4h 54m	Find flight from$209
20:10 — 22:58	20:10 — 22:58 UA2289 United Airlines Chicago — San Francisco	4h 48m	Find flight from$345
20:20 — 23:08	20:20 — 23:08 UA1697 United Airlines Chicago — San Francisco	4h 48m	Find flight from$359
20:25 — 23:13	20:25 — 23:13 UA210 United Airlines Chicago — San Francisco	4h 48m	Find flight from$182
21:05 — 23:57	21:05 — 23:57 UA403 United Airlines Chicago — San Francisco	4h 52m	Find flight from$397
21:07 — 23:59	21:07 — 23:59 UA1324 United Airlines Chicago — San Francisco	4h 52m	Find flight from$312
07:15 — 12:50	06:05 — 07:51 F92209 Frontier Airlines Chicago — Denver 1h 46m stop 18:23 — 20:12 F91093 Frontier Airlines Denver — San Francisco	7h 35m including layover	Find flight from$70
07:25 — 12:50	10:57 — 12:46 F93173 Frontier Airlines Chicago — Denver 1h 25m stop 18:23 — 20:12 F91093 Frontier Airlines Denver — San Francisco	7h 25m including layover	Find flight from$70
08:00 — 15:39	08:00 — 10:44 AS329 Alaska Airlines Chicago — Seattle 2h 36m stop 13:59 — 16:16 AS1304 Alaska Airlines Seattle — San Francisco	9h 39m including layover	Find flight from$143
09:45 — 00:15 +1 day	06:05 — 07:51 F92209 Frontier Airlines Chicago — Denver 10h 53m stop 21:37 — 23:27 F93439 Frontier Airlines Denver — San Francisco	16h 30m including layover	Find flight from$73
11:59 — 20:54	11:59 — 15:15 F92144 Frontier Airlines Chicago — Atlanta 3h 6m stop 18:21 — 20:54 F91447 Frontier Airlines Atlanta — San Francisco	10h 55m including layover	Find flight from$89
12:21 — 00:15 +1 day	10:57 — 12:46 F93173 Frontier Airlines Chicago — Denver 8h 15m stop 21:37 — 23:27 F93439 Frontier Airlines Denver — San Francisco	13h 54m including layover	Find flight from$73
12:43 — 07:14 +1 day	12:43 — 15:07 F92329 Frontier Airlines Chicago — Las Vegas 14h 23m stop 05:30 — 07:14 F94157 Frontier Airlines Las Vegas — San Francisco	20h 31m including layover	Find flight from$76
13:09 — 07:45 +1 day	13:09 — 15:14 NK188 Spirit Airlines Chicago — Las Vegas 14h 46m stop 06:00 — 07:45 F93801 Frontier Airlines Las Vegas — San Francisco	20h 36m including layover	Find flight from$101
13:09 — 13:43 +1 day	13:09 — 15:14 NK188 Spirit Airlines Chicago — Las Vegas 20h 43m stop 11:57 — 13:43 F94157 Frontier Airlines Las Vegas — San Francisco	26h 34m including layover	Find flight from$101
16:44 — 00:15 +1 day	16:44 — 18:35 F92003 Frontier Airlines Chicago — Denver 3h 51m stop 22:26 — 00:15 F93439 Frontier Airlines Denver — San Francisco	9h 31m including layover	Find flight from$99
16:44 — 12:49 +1 day	16:44 — 18:35 F92003 Frontier Airlines Chicago — Denver 16h 25m stop 11:00 — 12:49 F91093 Frontier Airlines Denver — San Francisco	22h 5m including layover	Find flight from$106
18:48 — 23:58	18:00 — 20:02 F91483 Frontier Airlines Chicago — Denver 1h 44m stop 21:37 — 23:27 F93439 Frontier Airlines Denver — San Francisco	7h 10m including layover	Find flight from$90
18:48 — 08:13 +1 day	18:48 — 20:32 F91483 Frontier Airlines Chicago — Denver 9h 59m stop 06:31 — 08:13 F91093 Frontier Airlines Denver — San Francisco	15h 25m including layover	Find flight from$96
19:30 — 00:59 +1 day	20:25 — 22:49 F92145 Frontier Airlines Chicago — Las Vegas 1h 32m stop 05:30 — 07:14 F94157 Frontier Airlines Las Vegas — San Francisco	7h 29m including layover	Find flight from$90
19:30 — 12:15 +1 day	15:15 — 17:23 F92145 Frontier Airlines Chicago — Las Vegas 12h 46m stop 11:57 — 13:43 F93019 Frontier Airlines Las Vegas — San Francisco	18h 45m including layover	Find flight from$96
20:25 — 18:00 +1 day	20:25 — 22:49 F92145 Frontier Airlines Chicago — Las Vegas 17h 23m stop 16:12 — 18:00 F94401 Frontier Airlines Las Vegas — San Francisco	23h 35m including layover	Find flight from$98
20:56 — 08:48 +1 day	20:56 — 00:11 F91827 Frontier Airlines Chicago — Phoenix 7h 24m stop 07:35 — 08:48 F92637 Frontier Airlines Phoenix — San Francisco	13h 52m including layover	Find flight from$98
21:44 — 10:47 +1 day	21:44 — 00:40 F92292 Frontier Airlines Chicago — Atlanta 7h 57m stop 08:37 — 10:47 F91447 Frontier Airlines Atlanta — San Francisco	15h 3m including layover	Find flight from$96
22:00 — 12:15 +1 day	22:32 — 00:42 F92329 Frontier Airlines Chicago — Las Vegas 10h 35m stop 11:57 — 13:43 F93019 Frontier Airlines Las Vegas — San Francisco	16h 15m including layover	Find flight from$96
22:13 — 07:45 +1 day	22:13 — 00:21 NK330 Spirit Airlines Chicago — Las Vegas 5h 39m stop 06:00 — 07:45 F93801 Frontier Airlines Las Vegas — San Francisco	11h 32m including layover	Find flight from$101
09:45 — 07:45 +1 day	09:45 — 11:33 F92209 Frontier Airlines Chicago — Denver 11h 9m stop 22:42 — 23:50 F94611 Frontier Airlines Denver — Las Vegas 6h 10m stop 06:00 — 07:45 F93801 Frontier Airlines Las Vegas — San Francisco	24h including layover	Find flight from$108
11:33 — 07:45 +1 day	11:33 — 14:45 F92144 Frontier Airlines Chicago — Atlanta 4h 25m stop 19:10 — 20:52 F91115 Frontier Airlines Atlanta — Las Vegas 9h 8m stop 06:00 — 07:45 F93801 Frontier Airlines Las Vegas — San Francisco	22h 12m including layover	Find flight from$131

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on April 3, 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 00:48 to 22:32 from 7 Chicago airports and arrive 00:48 to 22:32 to 3 San Francisco airports. Average flight time is 4h 50m.

The fastest flight 4h 40m
Average flight time 4h 50m
The earliest flight 00:48
The latest flight 22:32
Distance 1857 ml

The cheapest months to travel to San Francisco are december (from 70 $), november (from 73 $), january (from 90 $).

The most expensive months are february (from 90 $), january (from 90 $), november (from 73 $).

What is the lowest airfare Chicago to San Francisco?

The cheapest plane ticket found by our users is $70. This airfare is for economy class on one-way F93173 flight by Frontier Airlines for December 12, 2024 which leaves O'Hare International in Chicago at 07:25 am and arrives at San Francisco San Francisco at 12:50.

Economy class

$70

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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 18 regular airlines and 9 low-cost airlines. Most of the flights on this route are operated by United Airlines - 213 departures per week at the price of from $ 182 . And the most expensive tickets are offered by SWISS International Air Lines airline - from $ 6580.

Direct flights

There are 24 nonstop flights on the route. The fastest direct flight is UA2409 by United Airlines takes 4h 40m and the cheapest is F93173 by Frontier Airlines for $182.

UA - United Airlines

from $182

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AA - American Airlines

from $300

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AS - Alaska Airlines

from $234

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See more direct flights

Connecting Flights

There are 603 flights with layovers on the route. The fastest connecting flight is UA711 by United Airlines takes 6h 15m and the cheapest is F93173 by Frontier Airlines for $70.

UA - United Airlines

from $194

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AA - American Airlines

from $180

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SY - Sun Country Airlines

from $117

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DL - Delta Air Lines Inc.

from $244

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AM - Aeromexico

from $334

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VB - VivaAerobus

from $376

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LX - SWISS International Air Lines

from $6580

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AS - Alaska Airlines

from $130

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F9 - Frontier Airlines

from $70

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B6 - JetBlue

from $260

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PD - Porter Airlines

from $355

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WN - Southwest Airlines

from $316

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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 $70
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Midway-MDW

from $70
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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 18 airlines that use 10 aircraft brands. They range from huge modern airplanes to small-sized.

Boeing 737-100/200

from $101

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Airbus A318/319/320/321

from $156

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Boeing 737-800

from $180

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Airbus A321

from $214

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Boeing 757-300

from $244

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Boeing 777

from $244

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Airbus A320

from $261

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Airbus A319

from $261

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Boeing 737 MAX 9

from $279

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Boeing 737-900

from $279

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Top Domestic Destinations from Chicago

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

Chicago — Las Vegas

from $508

Find
Chicago — New York

from $74

Find
Chicago — Atlanta

from $76

Find
Chicago — Orlando

from $62

Find
Chicago — Miami

from $66

Find
Chicago — Dallas

from $70

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Chicago — Houston

from $66

Find
Chicago — Boston

from $61

Find
Chicago — Phoenix

from $65

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Chicago — Denver

from $61

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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.

Chicago — London

from $60

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Chicago — Cancun

from $72

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Chicago — Toronto

from $73

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Chicago — Paris

from $61

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Chicago — Rome

from $79

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Chicago — Hyderabad

from $73

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Chicago — Mexico City

from $76

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Chicago — Tokyo

from $60

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Chicago — Dublin

from $59

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Chicago — Mumbai

from $74

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How to book a plane 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.
To find a plane ticket, please select dates.