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

Departure Date

2026/1
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2026/1
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Total Fares（Round-Trip/Economy）: USD /Per Person

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

Ontario－San Francisco Airport
January Lowest Airfares
USD250

The airfare displayed above is for United Airlines

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Ontario－San Francisco Airport
February Lowest Airfares -----

Ontario－San Francisco Airport
March Lowest Airfares -----
Ontario－San Francisco Airport
April Lowest Airfares -----
Ontario－San Francisco Airport
May Lowest Airfares -----

Ontario－San Francisco
Estimated Flight Time
1 Hours 27 Minutes
Ontario－San Francisco
Number of Operating Airlines
5

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

American Airlines

Alaska Airlines

Delta Air Lines

Linear Air

Other Destinations from:Ontario

Ontario－Las Vegas(Harry Reid)
USD324〜
Ontario－Orlando(MCO)
USD271〜
Ontario－Seattle(-Tacoma)
USD143〜
Ontario－Boston(Logan)
USD255〜
Ontario－Washington D.C(Ronald Reagan Washington National)
USD238〜
Ontario－Washington D.C(Baltimore-Washington)
USD316〜
Ontario－Washington D.C(Washington Dulles)
USD318〜
Ontario－Chicago(Midway)
USD252〜
Ontario－Chicago(O'Hare)
USD252〜
* Fares vary in accordance to seat availability
Other Departures to: San Francisco

Philadelphia Airport－San Francisco(SFO)
USD282〜
Palm Springs Airport－San Francisco(SFO)
USD206〜
* Fares vary in accordance to seat availability