AirHint found the following cheapest return flights from Bangkok (BKK) to Stockholm (ARN) in September 2025 (see full year).

Return flights

10 Sep - 23 Sep	Air China
04 Sep - 11 Sep	Air China
02 Sep - 15 Sep	Air China
04 Sep - 08 Sep	Air China
06 Sep - 10 Sep	Air China
04 Sep - 17 Sep	Air China
15 Sep - 22 Sep	Air China
20 Sep - 20 Oct	Air China
19 Sep - 21 Sep	Air China
15 Sep - 19 Sep	Air China
03 Sep - 24 Sep	Air China
25 Sep - 20 Oct	Air China
25 Sep - 19 Oct	Air China
24 Sep - 01 Oct	IndiGo
26 Sep - 05 Oct	IndiGo
09 Sep - 09 Oct	IndiGo
22 Sep - 07 Oct	IndiGo
02 Sep - 02 Oct	IndiGo
15 Sep - 02 Oct	IndiGo
29 Sep - 14 Oct	IndiGo

Also check the deals for one-way flights from Bangkok to Stockholm in September.

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 Bangkok to Stockholm in September from $636

Return flights