Cheap flights from Illinois to San Francisco

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San Francisco has been a well-known tourist destination for decades. There is an endless array of activities to choose from so whether you're looking to tour the legendary penitentiary of Alcatraz, sample Dungeness crab in a local bistro, drive through a gargantuan Redwood tree, or ride the cable cars for a panoramic view of the city, you can do it all. The options are wide open so go ahead and take it all in, in San Francisco.... (read more in our San Francisco Travel Guide)

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Cheapest flights found for the next 6 months

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Chicago 

Check our newest flight offers to San Francisco:

  • $207Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)San Francisco, CA (SFO)04/21/202406:27 pm
    San Francisco, CA (SFO)Chicago, IL (ORD)04/29/202412:58 am
    cheapoair.com check price
  • $212Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Chicago, IL (ORD)San Francisco, CA (SFO)04/21/202406:27 pm
    San Francisco, CA (SFO)Chicago, IL (ORD)04/29/202408:15 pm
    cheapoair.com check price
cheap domestic and international flights

Recently found cheap flight deals

Multiple AirlinesToronto To Mexico City Multiple Airlines airfares from Toronto in April
$793 Depart: 04/10/2023
Return: 04/28/2023

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$256 Depart: 04/19/2024
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Multiple AirlinesLos Angeles To Kansas City Multiple Airlines airfares from Los Angeles in April
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Return: 04/16/2024

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Multiple AirlinesKansas City To San Francisco Multiple Airlines airfares from Kansas City in May
$383 Depart: 05/05/2024
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Multiple AirlinesToronto To West Palm Beach Multiple Airlines airfares from Toronto in September
$519 Depart: 09/16/2020
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Multiple AirlinesBoston To Seattle Multiple Airlines airfares from Boston in April
$773 Depart: 04/05/2024
Return: 04/20/2024

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