Cheapest one-way flights from Frankfurt to San Jose in September from 408€

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

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

One-Way flights

04 Sep Ryanair
07 Sep Ryanair
25 Sep Ryanair
09 Sep Ryanair
12 Sep Ryanair
22 Sep Avianca
06 Sep Lufthansa
16 Sep Ryanair
15 Sep KLM
23 Sep KLM

Also check the deals for return 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.

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