AirHint found the following cheapest return flights from Helsinki (HEL) to Bangkok (BKK) in June 2026 (see full year).

Return flights

06 Jun - 04 Jul	KLM
04 Jun - 16 Jul	KLM
02 Jun - 29 Jun	KLM
10 Jun - 16 Jul	airBaltic
04 Jun - 16 Jun	Lufthansa
08 Jun - 20 Jun	Lufthansa
10 Jun - 13 Jul	Finnair
02 Jun - 16 Jun	Lufthansa
03 Jun - 24 Jun	Finnair
16 Jun - 07 Jul	Norwegian Air Sweden AOC
01 Jun - 29 Jun	Lufthansa
15 Jun - 29 Jun	Lufthansa
01 Jun - 30 Jun	Norwegian Air Sweden AOC
10 Jun - 25 Jun	airBaltic
02 Jun - 09 Jun	airBaltic
03 Jun - 30 Jul	Scandinavian Airlines
11 Jun - 11 Jul	KLM
12 Jun - 11 Jul	KLM
12 Jun - 12 Jul	KLM
05 Jun - 18 Jul	KLM

Also check the deals for one-way flights from Helsinki to Bangkok in June.

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 Helsinki to Bangkok in June from 564€

Return flights