Cheapest return flights from San Diego to San Francisco in January from $199

AirHint found the following cheapest return flights from San Diego (SAN) to San Francisco (SFO) in January 2026 (see full year).

Return flights

29 Jan - 02 Feb Frontier Airlines
28 Jan - 02 Feb Frontier Airlines
30 Jan - 06 Feb Alaska Airlines direct
31 Jan - 02 Feb Alaska Airlines
30 Jan - 02 Feb Alaska Airlines
29 Jan - 01 Feb Frontier Airlines
29 Jan - 31 Jan Alaska Airlines direct
29 Jan - 01 Feb Alaska Airlines direct
31 Jan - 02 Feb Alaska Airlines direct
30 Jan - 01 Feb Alaska Airlines direct
31 Jan - 01 Feb Alaska Airlines direct
26 Jan - 28 Jan Frontier Airlines
26 Jan - 27 Jan Frontier Airlines
27 Jan - 28 Jan Frontier Airlines
28 Jan - 31 Jan Frontier Airlines
28 Jan - 31 Jan Alaska Airlines direct
25 Jan - 27 Jan Frontier Airlines
27 Jan - 29 Jan Alaska Airlines direct
26 Jan - 29 Jan Alaska Airlines direct
27 Jan - 30 Jan Alaska Airlines direct

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

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