Cheapest return flights from Helsinki (HEL) to Bangkok (BKK), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
15 Sep 30 Sep Qatar Airways
09 Sep 16 Sep Qatar Airways
01 Sep 29 Sep Qatar Airways
03 Sep 15 Sep Qatar Airways
02 Sep 14 Sep Qatar Airways
17 Sep 23 Sep Qatar Airways
03 Sep 30 Sep Qatar Airways
15 Sep 05 Oct Qatar Airways
30 Sep 12 Oct Qatar Airways
03 Sep 24 Sep Qatar Airways
17 Sep 08 Oct Qatar Airways
10 Sep 08 Oct Qatar Airways
09 Sep 18 Sep Qatar Airways
09 Sep 25 Sep Qatar Airways
15 Sep 31 Oct Qatar Airways
30 Sep 30 Oct Qatar Airways
14 Sep 31 Oct Qatar Airways
21 Sep 04 Oct Qatar Airways
04 Sep 03 Oct Qatar Airways
24 Sep 14 Oct Qatar Airways
Powered by

deals for one-way flights from Helsinki to Bangkok in September.

Book a cheap hotel in Bangkok

Cheap car rent in Suvarnabhumi Intl

Updated May 21, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.