Flights from Ontario Airport ONT to San Francisco Airport SFO
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Flight Price FAQ - Ontario (ONT) to San Francisco (SFO)
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Frontier Airlines
What is the cheapest direct flight one way from Ontario ONT to San Francisco SFO?
The cheapest direct flight one way from Ontario ONT to San Francisco SFO is £39.39 ($54 €45.39)
DIRECT
Frontier Airlines
What is the cheapest direct return flight from Ontario ONT to San Francisco SFO?
The cheapest direct return flight from Ontario ONT to San Francisco SFO is £81.69 ($112 €94.15)
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.
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Useful Information about Ontario Airport
Lounges at Ontario Airport
See all the airport lounges, locations and opening times available at Ontario Airport
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Eating and Drinking at Ontario Airport
See all bars and restaurants at Ontario Airport, including locations and if they are before or after check-in
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Duty Free Shopping at Ontario Airport
See all shops available at Ontario Airport - plan your duty free shopping in advance
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