Cheapest return flights from San Jose to Frankfurt in December from 742€

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

Return flights

09 Dec - 12 Jan Air France
02 Dec - 08 Dec Air France
03 Dec - 10 Dec Air France
04 Dec - 11 Dec KLM
09 Dec - 13 Jan KLM
07 Dec - 15 Jan Air France
09 Dec - 17 Jan Air France
13 Dec - 08 Jan KLM
12 Dec - 30 Dec Air France
27 Dec - 15 Jan Air France
27 Dec - 10 Jan Air France
23 Dec - 11 Jan KLM
29 Dec - 08 Jan KLM
30 Dec - 31 Jan KLM
04 Dec - 27 Dec KLM
05 Dec - 28 Dec KLM
13 Dec - 24 Dec Air France
13 Dec - 17 Dec KLM
20 Dec - 30 Dec Air France
04 Dec - 11 Dec Lufthansa direct

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

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