Cheapest return flights from Bangkok to Helsinki in May from $735

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

Return flights

26 May - 06 Jun IndiGo
31 May - 09 Jun IndiGo
24 May - 06 Jun IndiGo
22 May - 05 Jun IndiGo
23 May - 06 Jun IndiGo
25 May - 06 Jun IndiGo
25 May - 05 Jun IndiGo
30 May - 05 Jun IndiGo
05 May - 16 May IndiGo
12 May - 30 May IndiGo
14 May - 20 May IndiGo
29 May - 15 Jun IndiGo
01 May - 05 May IndiGo
31 May - 14 Jun IndiGo
25 May - 29 May Lufthansa
06 May - 12 May IndiGo
10 May - 19 May Thai AirAsia
14 May - 20 May Finnair direct
18 May - 30 May Finnair direct
12 May - 30 May 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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