AirHint found the following cheapest return flights from San Jose (SJO) to Zurich (ZRH) in September 2026 (see full year).

Return flights

25 Sep - 09 Oct	Air Canada
11 Sep - 23 Oct	Air Canada
24 Sep - 24 Oct	United
11 Sep - 25 Sep	Air Canada
25 Sep - 09 Oct	SWISS	direct
04 Sep - 18 Sep	Avianca
12 Sep - 26 Sep	United
09 Sep - 23 Sep	KLM
04 Sep - 18 Sep	SWISS	direct
09 Sep - 21 Oct	Air Canada
11 Sep - 25 Sep	SWISS	direct
01 Sep - 11 Sep	Air Canada
10 Sep - 22 Oct	United
01 Sep - 14 Sep	Air France
11 Sep - 23 Oct	SWISS	direct
01 Sep - 10 Sep	Air France
18 Sep - 02 Oct	SWISS	direct
25 Sep - 10 Oct	Iberia

Also check the deals for one-way flights from San Jose to Zurich 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 San Jose to Zurich in September from 748€

Return flights