Cheapest return flights from San Diego to San Francisco in October from $76

AirHint found the following cheapest return flights from San Diego (SAN) to San Francisco (SFO) in October 2025 (see full year).

Return flights

10 Oct - 12 Oct Frontier Airlines direct
11 Oct - 12 Oct Frontier Airlines direct
23 Oct - 11 Nov Frontier Airlines direct
03 Oct - 06 Oct Frontier Airlines direct
17 Oct - 25 Oct Hawaiian Airlines direct

Also check the deals for one-way flights from San Diego to San Francisco in October.

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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