Cheapest one-way flights from Bangkok to Helsinki in September from 321€

AirHint found the following cheapest one-way flights from Bangkok (BKK) to Helsinki (HEL) in September 2025 (see full year).

One-Way flights

18 Sep Etihad Airways
25 Sep Gulf Air
17 Sep Etihad Airways
23 Sep Etihad Airways
19 Sep ITA Airways
27 Sep Etihad Airways
20 Sep Etihad Airways
27 Sep Finnair direct
25 Sep Finnair direct
23 Sep Finnair direct

Also check the deals for return flights from Bangkok 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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