Cheapest return flights from Bangkok to Helsinki in May from $632

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

Return flights

19 May - 26 May KLM
28 May - 06 Jun KLM
18 May - 31 May KLM
06 May - 09 Jun Thai Lion Air
09 May - 16 May Lufthansa
20 May - 31 May Vietnam Airlines
02 May - 05 May Turkmenistan Airlines
16 May - 22 May IndiGo
19 May - 26 May Finnair direct
02 May - 05 May Finnair direct
09 May - 16 May Finnair direct
18 May - 31 May Finnair direct
06 May - 09 Jun Finnair direct

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

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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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