Cheapest return flights from Frankfurt to San Jose in September from 509€

AirHint found the following cheapest return flights from Frankfurt (FRA) to San Jose (SJO) in September 2025 (see full year).

Return flights

09 Sep - 14 Oct SWISS
23 Sep - 16 Oct SWISS
16 Sep - 14 Oct SWISS
23 Sep - 28 Oct SWISS
23 Sep - 11 Oct Air Canada
18 Sep - 02 Oct Air Canada
26 Sep - 11 Oct Air Canada
11 Sep - 02 Oct Air Canada
12 Sep - 02 Oct Air Canada
20 Sep - 02 Oct Air Canada
09 Sep - 26 Sep Air Canada
11 Sep - 14 Sep Air Canada
23 Sep - 27 Sep Air Canada
16 Sep - 27 Sep Air Canada
19 Sep - 26 Sep Air Canada
11 Sep - 27 Sep Air Canada
09 Sep - 21 Sep Air Canada
12 Sep - 14 Sep Air Canada
12 Sep - 19 Sep Air Canada
12 Sep - 24 Sep Air Canada

Also check the deals for one-way flights from Frankfurt to San Jose in September.

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

Feel free to contact us with any feedback or request another flight research.