Cheapest return flights from Helsinki to Thessaloniki in September from $178

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

Return flights

23 Sep - 30 Sep Norwegian Air Sweden AOC
16 Sep - 27 Sep Ryanair direct
02 Sep - 09 Sep Norwegian Air Sweden AOC
16 Sep - 07 Oct Ryanair direct
23 Sep - 27 Sep Ryanair direct
23 Sep - 07 Oct Ryanair direct
02 Sep - 09 Sep Ryanair direct
16 Sep - 23 Sep Ryanair direct
15 Sep - 29 Oct Ryanair
16 Sep - 20 Sep Ryanair direct
16 Sep - 30 Sep Ryanair direct
16 Sep - 29 Oct Ryanair direct
23 Sep - 29 Oct Ryanair direct
23 Sep - 30 Sep Ryanair direct
30 Sep - 29 Oct Norwegian Air Sweden AOC
09 Sep - 13 Sep Ryanair direct
27 Sep - 29 Oct Ryanair direct
22 Sep - 01 Oct Ryanair
29 Sep - 29 Oct Norwegian Air Sweden AOC
22 Sep - 29 Oct Norwegian Air Sweden AOC

Also check the deals for one-way flights from Helsinki to Thessaloniki 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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