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Our cheapest offers for flights from Ontario to San Francisco

Here you can compare cheap flights from Ontario (ONT) to San Francisco (SFO) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Francisco. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option Ontario San Francisco	Outbound 04/26/25 direct UA5429 01h 44min	Return 05/23/25 direct UA0794 01h 35min	United Airlines	?	$287
Ontario San Francisco	Outbound 04/26/25 direct UA4662 01h 43min	Return 05/23/25 direct UA0794 01h 35min	United Airlines	?	$302
Ontario San Francisco	Outbound 04/26/25 direct UA5429 01h 44min	Return 05/23/25 direct UA0794 01h 35min	United Airlines	?	$313

Tips and tricks to help you find cheap flights from Ontario to San Francisco

Important flight information

Flight information: Ontario - San Francisco

Roundtrip from	$ 286,33
Flight duration	min. 01:28 / max. 01:35
Return flight duration	min. 01:27/ max. 03:20
Distance	585 km
Flights per week	42
Departure airport	Airport Ontario-CA (ONT)
Arrival airport	Airport San Francisco International Airport, CA (SFO)
Destination country	Flights to United States

Flights from Ontario to San Francisco

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Our cheapest offers for flights from Ontario to San Francisco

Ontario-CA

San Francisco International Airport, CA

Tips and tricks to help you find cheap flights from Ontario to San Francisco

Important flight information

Flight information: Ontario - San Francisco

Alternative routes to United States

Alternative flights to San Francisco

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