Cheapest return flights from San Diego to San Francisco in April from $46

Best time to book flights for San Diego (SAN) to San Francisco (SFO) flights at AirHint

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

Return flights

02 Apr - 08 Apr Alaska Airlines direct
09 Apr - 13 Apr Alaska Airlines direct
10 Apr - 13 Apr Frontier Airlines direct
15 Apr - 19 Apr Alaska Airlines direct
05 Apr - 08 Apr Frontier Airlines direct
02 Apr - 03 Apr Hawaiian Airlines direct
09 Apr - 12 Apr Alaska Airlines direct
03 Apr - 07 Apr United direct
26 Apr - 27 Apr United direct
24 Apr - 27 Apr United direct
24 Apr - 05 May Frontier Airlines direct

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

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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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