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
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13------	14------	15------	16Search	17142	18131	19182
20172	21138	22138	23121	24178	25169	26167
27167	28118	29118	30118

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Return Date

2025/4
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Departure Date

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Return Date

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
USD112

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
June Lowest Airfares
USD118

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
July Lowest Airfares
USD118

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
August Lowest Airfares
USD121

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)
USD277〜
San Francisco－Pasco (Washington)(Tri-Cities)
USD199〜
San Francisco－Palm Springs(PSP)
USD172〜
* Fares vary in accordance to seat availability
Other Departures to: Ontario

Harry Reid Airport－Ontario(ONT)
USD229〜
Orlando Airport－Ontario(ONT)
USD313〜
Seattle-Tacoma Airport－Ontario(ONT)
USD155〜
Logan Airport－Ontario(ONT)
USD269〜
O'Hare Airport－Ontario(ONT)
USD257〜
Washington Dulles Airport－Ontario(ONT)
USD337〜
Baltimore-Washington Airport－Ontario(ONT)
USD365〜
Ronald Reagan Washington National Airport－Ontario(ONT)
USD277〜
Chicago Midway Airport－Ontario(ONT)
USD264〜
* Fares vary in accordance to seat availability