Cheapest return flights from San Jose to San Diego in April from $85

AirHint found the following cheapest return flights from San Jose (SJC) to San Diego (SAN) in April 2026 (see full year).

Return flights

14 Apr - 21 Apr Alaska Airlines direct
27 Apr - 29 Apr Alaska Airlines direct
29 Apr - 06 May Alaska Airlines direct
18 Apr - 21 Apr Alaska Airlines direct
18 Apr - 18 Apr Southwest Airlines direct
25 Apr - 25 Apr Southwest Airlines direct
22 Apr - 29 Apr Alaska Airlines direct
01 Apr - 01 Apr Alaska Airlines direct
13 Apr - 17 Apr Alaska Airlines direct
04 Apr - 06 Apr Alaska Airlines direct
17 Apr - 20 Apr Alaska Airlines direct
27 Apr - 04 May Alaska Airlines direct
10 Apr - 16 May Alaska Airlines direct

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

Powered by

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.