Cheapest one-way flights from Ontario to San Francisco in February from $17

Best time to book flights for Ontario (ONT) to San Francisco (SFO) flights at AirHint

AirHint found the following cheapest one-way flights from Ontario (ONT) to San Francisco (SFO) in February 2025 (see full year).

One-Way flights

16 Feb Frontier Airlines direct
21 Feb Frontier Airlines direct
14 Feb Frontier Airlines direct
24 Feb Frontier Airlines direct
07 Feb Frontier Airlines direct
27 Feb Frontier Airlines direct
28 Feb Frontier Airlines direct
20 Feb Frontier Airlines direct
03 Feb Frontier Airlines direct
09 Feb Frontier Airlines direct

Also check the deals for return flights from Ontario to San Francisco in February.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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