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

Return flights

30 Sep - 08 Oct	IndiGo
30 Sep - 07 Oct	IndiGo
29 Sep - 07 Oct	IndiGo
30 Sep - 01 Oct	IndiGo
20 Sep - 06 Oct	Condor
20 Sep - 27 Sep	Etihad Airways
26 Sep - 07 Oct	Etihad Airways
19 Sep - 22 Sep	Thai Lion Air
19 Sep - 26 Sep	Etihad Airways
17 Sep - 25 Sep	Condor
19 Sep - 25 Sep	Condor
19 Sep - 27 Sep	Condor
26 Sep - 26 Sep	Qatar Airways
21 Sep - 28 Sep	Condor

Also check the deals for one-way flights from Bangkok to Berlin 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 Berlin in September from $590

Return flights