Cheapest return flights from San Diego (SAN) to San Francisco (SFO)

Cheapest month: December 2026, from $ 34. Book in one tap, or open a month for every date.

All destinations from San Diego (SAN)

One-wayReturn

  • October 2026

    21–31 Oct 10 nights
    $ 48 return
    Direct Frontier Airlines
    Price seen 9 Oct
    October dates

  • December 2026

    1–2 Dec 1 night
    $ 34 return Cheapest month
    Direct Frontier Airlines
    Price seen 10 Oct
    December dates

  • February 2027

    23 Feb – 20 May 2027 86 nights
    $ 164 return
    Direct Southwest Airlines
    Price seen 9 Oct
    February dates

  • March 2027

    23 Mar – 1 Apr 2027 9 nights
    $ 159 return
    Direct Alaska Airlines
    Price seen 9 Oct
    March dates

  • April 2027

    16–20 Apr 2027 4 nights
    $ 159 return
    Direct Alaska Airlines
    Price seen 9 Oct
    April dates
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Updated Oct 10, 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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