Cheapest return flights from San Francisco to San Jose in May from $324

Best time to book flights for San Francisco (SFO) to San Jose (SJO) flights at AirHint

AirHint found the following cheapest return flights from San Francisco (SFO) to San Jose (SJO) in May 2025 (see full year).

Return flights

07 May - 19 May jetBlue
05 May - 12 May jetBlue
07 May - 12 May jetBlue
08 May - 13 May jetBlue
12 May - 19 May jetBlue
29 May - 04 Jun Alaska Airlines
04 May - 19 May Frontier Airlines
06 May - 23 May Frontier Airlines
14 May - 18 May jetBlue
22 May - 28 May Avianca
22 May - 30 May Avianca
14 May - 26 Jun jetBlue
29 May - 04 Jun United direct

Also check the deals for one-way flights from San Francisco to San Jose in May.

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 Jose

Cheap car rent in San Jose