Cheapest return flights from San Diego to San Francisco in October from $59

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

Return flights

30 Oct - 01 Nov Frontier Airlines direct
30 Oct - 03 Nov Frontier Airlines direct
31 Oct - 03 Nov Frontier Airlines direct
25 Oct - 27 Oct Frontier Airlines direct
25 Oct - 26 Oct Frontier Airlines direct
23 Oct - 27 Oct Frontier Airlines direct
23 Oct - 26 Oct Frontier Airlines direct
31 Oct - 04 Nov Frontier Airlines direct
30 Oct - 02 Nov Frontier Airlines direct
30 Oct - 04 Nov Frontier Airlines direct
31 Oct - 02 Nov Frontier Airlines direct
24 Oct - 27 Oct Frontier Airlines direct
23 Oct - 30 Oct Frontier Airlines direct
24 Oct - 25 Oct Frontier Airlines direct
25 Oct - 28 Oct Frontier Airlines
27 Oct - 03 Nov Alaska Airlines direct
25 Oct - 28 Oct Frontier Airlines direct
29 Oct - 02 Nov Alaska Airlines direct
20 Oct - 23 Oct Frontier Airlines direct
25 Oct - 30 Nov Alaska Airlines direct

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

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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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