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

Return flights

11 Sep - 24 Sep	SWISS
10 Sep - 24 Sep	SWISS
19 Sep - 28 Sep	Air Canada
27 Sep - 22 Oct	Air Canada
02 Sep - 09 Sep	United
03 Sep - 23 Sep	Ryanair
07 Sep - 20 Sep	Austrian Airlines
14 Sep - 26 Oct	United
14 Sep - 26 Sep	Wizz Air Malta
11 Sep - 22 Sep	Air France
12 Sep - 24 Sep	SWISS

Also check the deals for one-way flights from Vienna 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 Vienna to San Jose in September from 601€

Return flights