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

Return flights

05 Mar - 19 Mar	KLM
24 Mar - 28 Apr	Air France
19 Mar - 31 Mar	Air France
31 Mar - 04 Apr	Air France
25 Mar - 01 Apr	Air France
26 Mar - 02 Apr	Air France
27 Mar - 10 Apr	KLM
10 Mar - 21 Mar	Air France
24 Mar - 28 Apr	Lufthansa	direct
24 Mar - 07 Apr	Lufthansa
10 Mar - 21 Mar	Lufthansa	direct
19 Mar - 31 Mar	Lufthansa	direct
31 Mar - 04 Apr	Lufthansa	direct
26 Mar - 02 Apr	Lufthansa	direct

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

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 March from 735€

Return flights