Cheapest return flights from Frankfurt to Helsinki in September from $172

Best time to book flights for Frankfurt (FRA) to Helsinki (HEL) flights at AirHint

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

Return flights

10 Sep - 17 Sep Ryanair
08 Sep - 12 Sep Ryanair
19 Sep - 21 Sep Ryanair
05 Sep - 08 Sep Ryanair
19 Sep - 21 Sep Finnair direct
18 Sep - 21 Sep Finnair direct
12 Sep - 16 Sep easyJet
08 Sep - 12 Sep Finnair direct
23 Sep - 10 Oct airBaltic
08 Sep - 14 Sep Air France
10 Sep - 17 Sep Finnair direct
23 Sep - 10 Oct Finnair direct

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