Cheapest return flights from Helsinki to Bangkok in May from $685

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

Return flights

10 May - 26 May Lufthansa
05 May - 21 May Lufthansa
02 May - 21 May Lufthansa
06 May - 21 May Lufthansa
05 May - 20 May Lufthansa
05 May - 19 May Lufthansa
19 May - 08 Jun Turkish Airlines
12 May - 18 May Turkish Airlines
19 May - 07 Jun Turkish Airlines
01 May - 03 Jun Turkish Airlines
01 May - 07 May Turkish Airlines
13 May - 31 May Turkish Airlines
03 May - 16 May Turkish Airlines
31 May - 13 Jun Norwegian Air Sweden AOC
28 May - 05 Jun KLM
30 May - 17 Jun Norwegian Air Sweden AOC
30 May - 28 Jun Air France
19 May - 07 Jun Finnair direct
19 May - 08 Jun Finnair direct
27 May - 08 Jun Finnair direct

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