Cheapest return flights from San Francisco to San Diego in January from 155€

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

Return flights

30 Jan - 07 Feb Hawaiian Airlines
16 Jan - 19 Jan United
01 Jan - 04 Jan United direct
30 Jan - 07 Feb United direct
16 Jan - 19 Jan Alaska Airlines direct

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

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.

Book a cheap hotel in San Diego

Cheap car rent in San Diego

Feel free to contact us with any feedback or request another flight research.