AirHint found the following cheapest return flights from Zurich (ZRH) to San Jose (SJO) in August 2025 (see full year).

Return flights

29 Aug - 12 Sep	Air Canada
15 Aug - 28 Aug	United
21 Aug - 01 Sep	United
11 Aug - 02 Sep	United
12 Aug - 19 Aug	United
12 Aug - 24 Aug	United
18 Aug - 25 Aug	United
22 Aug - 05 Sep	United
25 Aug - 14 Sep	United
30 Aug - 11 Sep	United
16 Aug - 31 Aug	United
31 Aug - 09 Sep	United
24 Aug - 05 Sep	United
18 Aug - 10 Sep	easyJet
22 Aug - 12 Sep	Air Canada
25 Aug - 30 Aug	United
08 Aug - 17 Aug	United
08 Aug - 29 Aug	United
05 Aug - 24 Aug	United
05 Aug - 21 Aug	United

Also check the deals for one-way flights from Zurich to San Jose in August.

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 Zurich to San Jose in August from 766€

Return flights