Cheapest return flights from Prague to Helsinki in September from $164

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

Return flights

18 Sep - 29 Sep Norwegian Air Sweden AOC
25 Sep - 28 Sep Norwegian Air Sweden AOC
24 Sep - 28 Sep Norwegian Air Sweden AOC
18 Sep - 22 Sep Norwegian Air Sweden AOC
11 Sep - 15 Sep Norwegian Air Sweden AOC
25 Sep - 29 Sep Scandinavian Airlines
26 Sep - 28 Sep Norwegian Air Sweden AOC
25 Sep - 30 Sep Scandinavian Airlines
26 Sep - 30 Sep Norwegian Air Sweden AOC
09 Sep - 15 Sep Norwegian Air Sweden AOC
26 Sep - 05 Oct Norwegian Air Sweden AOC
30 Sep - 02 Oct Norwegian Air Sweden AOC
26 Sep - 04 Oct Norwegian Air Sweden AOC
27 Sep - 05 Oct Wizz Air UK
30 Sep - 03 Oct Norwegian Air Sweden AOC
26 Sep - 05 Oct Finnair direct
27 Sep - 05 Oct Finnair direct
30 Sep - 02 Oct Finnair direct

Also check the deals for one-way flights from Prague to Helsinki in September.

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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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