Cheapest return flights from Frankfurt to San Jose in December from 670€

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

Return flights

01 Dec - 10 Dec Air Canada
01 Dec - 13 Dec Air Canada
08 Dec - 26 Dec Air Canada
02 Dec - 12 Dec Air Canada
03 Dec - 12 Dec Air Canada
01 Dec - 15 Dec Air Canada
03 Dec - 15 Dec Air Canada
01 Dec - 24 Dec KLM
29 Dec - 29 Jan United
29 Dec - 15 Jan United
05 Dec - 15 Dec Air Canada
15 Dec - 12 Jan Air Canada
01 Dec - 17 Dec Air Canada
29 Dec - 12 Jan United
10 Dec - 07 Jan United
11 Dec - 08 Jan United
29 Dec - 23 Jan United
29 Dec - 21 Jan United
30 Dec - 13 Jan United
31 Dec - 14 Jan United

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

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