Cheapest one-way flights from San Diego (SAN) to San Francisco (SFO), December

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
09 Dec Frontier Airlines
Direct Flight
10 Dec Frontier Airlines
Direct Flight
11 Dec Alaska Airlines
Direct Flight
12 Dec Alaska Airlines
Direct Flight
22 Dec Southwest Airlines
Direct Flight
29 Dec Southwest Airlines
Direct Flight
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deals for return flights from San Diego to San Francisco in December.

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Updated Aug 25, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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