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

Return flights

02 Dec - 21 Jan	Air Canada
09 Dec - 23 Dec	Air Canada
01 Dec - 23 Dec	Air Canada
03 Dec - 10 Dec	Air Canada
04 Dec - 20 Jan	Lufthansa
11 Dec - 21 Jan	Lufthansa
10 Dec - 21 Jan	Lufthansa
11 Dec - 14 Jan	Lufthansa
11 Dec - 13 Jan	Lufthansa
11 Dec - 30 Dec	Lufthansa
05 Dec - 17 Dec	SWISS
02 Dec - 22 Dec	Air Canada
12 Dec - 28 Dec	United
12 Dec - 30 Dec	United
07 Dec - 15 Dec	Air Canada
07 Dec - 23 Dec	Air France
15 Dec - 13 Jan	United
15 Dec - 12 Jan	United
16 Dec - 07 Jan	Finnair
30 Dec - 27 Jan	Ryanair

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

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 Berlin to San Jose in December from 536€

Return flights