Cheap Flights from San Francisco International Airport to Ontario (ONT) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/4
Sun	Mon	Tue	Wed	Thu	Fri	Sat
		1158	2148	3Search	4Search	5Search
6Search	7Search	8Search	9128	10Search	11Search	12Search
13Search	14Search	15118	16218	17118	18Search	19Search
20Search	21Search	22118	23139	24223	25230	26Search
27Search	28138	29118	30133

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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

San Francisco－Ontario Airport
April Lowest Airfares
USD118

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
May Lowest Airfares
USD117

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
June Lowest Airfares
USD137

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
July Lowest Airfares
USD137

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
August Lowest Airfares
USD138

The airfare displayed above is for United Airlines

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San Francisco－Ontario
Estimated Flight Time
1 Hours 30 Minutes
San Francisco－Ontario
Number of Operating Airlines
5

Operating Airlines for San Francisco－Ontario Airport Route
Non-StopUnited Airlines

American Airlines

Alaska Airlines

Delta Air Lines

Linear Air

Other Destinations from:San Francisco

San Francisco－Philadelphia(PHL)
USD279〜
San Francisco－Pasco (Washington)(Tri-Cities)
USD190〜
San Francisco－Palm Springs(PSP)
USD168〜
* Fares vary in accordance to seat availability
Other Departures to: Ontario

Orlando Airport－Ontario(ONT)
USD302〜
Seattle-Tacoma Airport－Ontario(ONT)
USD179〜
Logan Airport－Ontario(ONT)
USD285〜
O'Hare Airport－Ontario(ONT)
USD257〜
Washington Dulles Airport－Ontario(ONT)
USD319〜
Baltimore-Washington Airport－Ontario(ONT)
USD346〜
Ronald Reagan Washington National Airport－Ontario(ONT)
USD365〜
Chicago Midway Airport－Ontario(ONT)
USD258〜
* Fares vary in accordance to seat availability