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

Return flights

16 Sep - 24 Sep	SWISS
05 Sep - 24 Sep	SWISS
18 Sep - 01 Oct	SWISS
16 Sep - 01 Oct	SWISS
11 Sep - 24 Sep	SWISS
19 Sep - 03 Oct	SWISS
16 Sep - 28 Oct	SWISS
17 Sep - 24 Sep	Air Canada
24 Sep - 08 Oct	Air Canada
17 Sep - 27 Oct	Air Canada
18 Sep - 02 Oct	Air Canada
24 Sep - 09 Oct	Air Canada
05 Sep - 11 Oct	SWISS
16 Sep - 02 Oct	Air Canada
15 Sep - 24 Sep	SWISS
08 Sep - 24 Sep	Lufthansa
11 Sep - 26 Sep	Air Canada
09 Sep - 28 Sep	United
15 Sep - 29 Sep	United
17 Sep - 26 Sep	United

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

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 September from 452€

Return flights