Cheap flights from Chicago to San Francisco
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Check our current prices for flights from Chicago to San Francisco. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Chicago to San Francisco, you will need to run a search below.
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Cheap San Francisco airfares from $160/RT are provided by Cheapoair.com. Outbound flight is leaving on 04/25/2025, 05:25 pm from Chicago O`hare (ORD) airport and arrives at San Francisco Intl (SFO) at 12:33 am. The flight time is 7 hours and 8 minutes. The Returning flight departes on 04/28/2025, 11:38 pm (other return dates are also available). Date posted: 30 Jan 2025
Price evolution for flights From Chicago To San Francisco

Recent Deals on Flights from Chicago to San Francisco:Roundtrip / Oneway
- $160
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) San Francisco, CA (SFO) 04/25/2025 05:25 pm San Francisco, CA (SFO) Chicago, IL (ORD) 04/28/2025 11:38 pm - $178
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) San Francisco, CA (SFO) 04/25/2025 05:25 pm San Francisco, CA (SFO) Chicago, IL (ORD) 04/28/2025 05:52 pm - $236
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) San Francisco, CA (SFO) 03/30/2025 02:48 pm San Francisco, CA (SFO) Chicago, IL (ORD) 04/05/2025 06:55 pm - $245
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) San Francisco, CA (SFO) 03/30/2025 02:48 pm San Francisco, CA (SFO) Chicago, IL (ORD) 04/05/2025 08:18 pm - $357
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (MDW) San Francisco, CA (SFO) 03/30/2025 06:40 am San Francisco, CA (SFO) Chicago, IL (MDW) 04/05/2025 06:55 pm - $70
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (MDW) San Francisco, CA (SFO) 03/05/2025 07:05 am - $90
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Chicago, IL (ORD) San Francisco, CA (SFO) 04/05/2025 04:20 pm
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Know what to do when flying to San Francisco?
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