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From San Francisco
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San Francisco to Ontario
San Francisco ✈ Ontario
Cheapest airfares from San Francisco to Ontario
Search for flight deals to Ontario
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All prices in AUD, prices may fluctuate slightly from the advertised price.
Fly on Mon, Aug 4th 2025
From
$116
United Airlines
UA 1697 (Direct)
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Fly on Mon, Jul 28th 2025
From
$186
Frontier Airlines
F9 2678 (Direct)
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