Cheapest return flights from San Diego to San Francisco in December from $86

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

Return flights

10 Dec - 17 Dec Hawaiian Airlines direct
05 Dec - 08 Dec Hawaiian Airlines direct
16 Dec - 22 Dec Alaska Airlines direct
11 Dec - 04 Jan Alaska Airlines direct
18 Dec - 04 Jan Alaska Airlines direct
02 Dec - 05 Dec Alaska Airlines direct
23 Dec - 01 Jan Alaska Airlines direct
19 Dec - 23 Dec Alaska Airlines direct

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

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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