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

Return flights

03 Dec - 10 Dec	United
01 Dec - 08 Dec	United
01 Dec - 09 Dec	United
03 Dec - 31 Dec	United
14 Dec - 13 Jan	Lufthansa
03 Dec - 15 Dec	United
07 Dec - 14 Dec	United
04 Dec - 07 Jan	United
31 Dec - 13 Jan	United
31 Dec - 14 Jan	United
30 Dec - 13 Jan	British Airways
13 Dec - 22 Dec	Air France
15 Dec - 15 Jan	United
29 Dec - 12 Jan	Lufthansa
31 Dec - 12 Jan	United
06 Dec - 21 Dec	United
12 Dec - 16 Jan	United
14 Dec - 17 Jan	United
15 Dec - 29 Dec	United
05 Dec - 19 Dec	SWISS

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 539€

Return flights