AirHint found the following cheapest return flights from San Jose (SJO) to Frankfurt (FRA) in April 2026 (see full year).

Return flights

04 Apr - 14 Apr	Spirit Airlines
02 Apr - 12 Apr	KLM
29 Apr - 13 May	Air France
01 Apr - 30 Apr	Air France
12 Apr - 30 Apr	Air France
14 Apr - 21 Apr	Air France
30 Apr - 21 May	Air France
30 Apr - 14 May	KLM
23 Apr - 14 May	Air France
25 Apr - 09 May	KLM
14 Apr - 02 May	Air France
11 Apr - 25 Apr	KLM
04 Apr - 18 Apr	Air France
18 Apr - 22 Apr	Iberojet
23 Apr - 14 May	Lufthansa	direct
04 Apr - 14 Apr	Lufthansa	direct
30 Apr - 14 May	Lufthansa	direct
30 Apr - 21 May	Lufthansa	direct
25 Apr - 09 May	Lufthansa	direct
14 Apr - 21 Apr	Lufthansa	direct

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

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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Cheapest return flights from San Jose to Frankfurt in April from 717€

Return flights