AirHint found the following cheapest return flights from Helsinki (HEL) to Bangkok (BKK) in July 2025 (see full year).

Return flights

16 Jul - 21 Jul	IndiGo
09 Jul - 14 Jul	IndiGo
13 Jul - 20 Jul	IndiGo
06 Jul - 13 Jul	IndiGo
15 Jul - 22 Jul	IndiGo
08 Jul - 15 Jul	IndiGo
11 Jul - 21 Jul	IndiGo
07 Jul - 22 Jul	IndiGo
04 Jul - 07 Jul	IndiGo
20 Jul - 23 Jul	IndiGo
15 Jul - 04 Aug	IndiGo
19 Jul - 04 Aug	IndiGo
28 Jul - 11 Aug	IndiGo
18 Jul - 09 Aug	IndiGo
25 Jul - 07 Aug	IndiGo
22 Jul - 06 Aug	IndiGo
21 Jul - 04 Aug	IndiGo
31 Jul - 01 Aug	IndiGo
28 Jul - 19 Aug	IndiGo
27 Jul - 14 Aug	IndiGo

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

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 July from $812

Return flights