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

Return flights

10 Sep - 17 Sep	Condor
20 Sep - 27 Sep	Ryanair
21 Sep - 25 Sep	Condor
19 Sep - 21 Sep	Ryanair
18 Sep - 21 Sep	Ryanair
18 Sep - 25 Sep	Ryanair
11 Sep - 15 Sep	Wizz Air Malta
12 Sep - 15 Sep	Wizz Air Malta
12 Sep - 19 Sep	Ryanair
07 Sep - 11 Sep	Condor

Also check the deals for one-way flights from Prague 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 Prague to San Jose in September from 555€

Return flights