Cheapest return flights from Athens to San Jose in September from 535€

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

Return flights

05 Sep - 05 Oct Norse Atlantic Airways
10 Sep - 21 Sep United
17 Sep - 06 Oct United
16 Sep - 06 Oct United
15 Sep - 19 Sep Iberia
20 Sep - 28 Sep Air Canada
20 Sep - 27 Sep Air Canada
14 Sep - 19 Sep Air France

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

Skyscanner

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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