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

Departure Date

2025/9
Sun	Mon	Tue	Wed	Thu	Fri	Sat
	1209	2338	3206	4Search	5Search	6218
7Search	8248	9Search	10209	11Search	12Search	13Search
14Search	15198	161,628	17Search	18252	19Search	20224
21Search	22Search	23Search	24194	25Search	26Search	27Search
28Search	29Search	30Search

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2025/9
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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
September Lowest Airfares
USD194

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
October Lowest Airfares
USD191

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
November Lowest Airfares
USD227

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
December Lowest Airfares
USD391

The airfare displayed above is for United Airlines

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San Francisco－Ontario Airport
January Lowest Airfares
USD321

The airfare displayed above is for United Airlines

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San Francisco－Ontario
Estimated Flight Time
1 Hours 27 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)
USD270〜
San Francisco－Pensacola(PNS)
USD546〜
San Francisco－Pasco (Washington)(Tri-Cities)
USD194〜
San Francisco－Palm Springs(PSP)
USD179〜
* Fares vary in accordance to seat availability
Other Departures to: Ontario

Harry Reid Airport－Ontario(ONT)
USD251〜
Orlando Airport－Ontario(ONT)
USD294〜
Seattle-Tacoma Airport－Ontario(ONT)
USD180〜
Logan Airport－Ontario(ONT)
USD268〜
O'Hare Airport－Ontario(ONT)
USD212〜
Washington Dulles Airport－Ontario(ONT)
USD316〜
Baltimore-Washington Airport－Ontario(ONT)
USD342〜
Ronald Reagan Washington National Airport－Ontario(ONT)
USD279〜
Chicago Midway Airport－Ontario(ONT)
USD258〜
* Fares vary in accordance to seat availability