Cheapest return flights from San Jose to Frankfurt in December from 745€

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

Return flights

30 Dec - 31 Jan KLM
24 Dec - 31 Dec Air France
27 Dec - 15 Jan Air France
30 Dec - 13 Jan KLM
24 Dec - 09 Jan KLM
21 Dec - 09 Jan Air France
27 Dec - 10 Jan Air France
30 Dec - 13 Jan Lufthansa direct
27 Dec - 01 Jan KLM
29 Dec - 08 Jan KLM
31 Dec - 05 Jan KLM

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

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