Cheapest return flights from Helsinki to Bangkok in October from $640

Best time to book flights for Helsinki (HEL) to Bangkok (BKK) flights at AirHint

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

Return flights

01 Oct - 23 Oct Qatar Airways
14 Oct - 31 Oct Turkish Airlines
26 Oct - 10 Nov Qatar Airways
28 Oct - 11 Nov Qatar Airways
16 Oct - 02 Nov Turkish Airlines
21 Oct - 27 Nov Norwegian Air Sweden AOC
23 Oct - 06 Nov Turkish Airlines
14 Oct - 04 Nov Turkish Airlines
07 Oct - 21 Oct KLM
23 Oct - 06 Nov Finnair direct
17 Oct - 26 Oct Pegasus Airlines
31 Oct - 16 Nov Turkish Airlines
22 Oct - 02 Nov Qatar Airways
25 Oct - 08 Nov Norwegian Air Sweden AOC
14 Oct - 31 Oct Finnair direct
04 Oct - 25 Oct KLM
12 Oct - 19 Oct Finnair direct
09 Oct - 26 Oct KLM

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

Skyscanner

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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok