Cheapest return flights from Frankfurt to San Jose in September from 556€

Best time to book flights for Frankfurt (FRA) to San Jose (SJO) flights at AirHint

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

Return flights

19 Sep - 02 Oct Air Canada
04 Sep - 18 Sep SWISS
23 Sep - 05 Oct Air France
04 Sep - 18 Sep Lufthansa direct
11 Sep - 02 Oct Air Canada
11 Sep - 30 Sep United
16 Sep - 30 Sep United
17 Sep - 30 Sep United
18 Sep - 02 Oct Air Canada
16 Sep - 02 Oct United
15 Sep - 28 Sep Air France
02 Sep - 30 Sep United
04 Sep - 25 Sep SWISS
25 Sep - 07 Oct Air France
11 Sep - 27 Sep Lufthansa
18 Sep - 02 Oct Lufthansa direct
04 Sep - 25 Sep Lufthansa direct
12 Sep - 03 Oct Air Canada
28 Sep - 12 Oct Air France
16 Sep - 02 Oct Lufthansa direct

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