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

Return flights

24 May - 08 Jun	Air France
21 May - 02 Jun	Lufthansa
18 May - 25 May	Iberia
18 May - 28 May	United
16 May - 29 May	Air Canada
11 May - 30 May	Delta
22 May - 01 Jun	KLM
01 May - 22 May	Iberia
22 May - 02 Jun	Iberia
15 May - 22 May	Air France
01 May - 22 May	SWISS	direct
15 May - 22 May	SWISS	direct
11 May - 29 May	Delta

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

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 May from 680€

Return flights