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

Return flights

19 Sep - 13 Oct	Air China
08 Sep - 15 Sep	ITA Airways
13 Sep - 23 Sep	AJet
01 Sep - 22 Sep	Etihad Airways
10 Sep - 29 Oct	Air China
18 Sep - 16 Oct	Air China
23 Sep - 14 Oct	Air China
17 Sep - 26 Oct	Air China
02 Sep - 14 Oct	Air China
02 Sep - 15 Oct	Air China
22 Sep - 13 Oct	Air China
22 Sep - 26 Oct	Air China
29 Sep - 08 Oct	Etihad Airways
08 Sep - 23 Sep	Gulf Air
15 Sep - 30 Sep	Gulf Air
10 Sep - 23 Sep	Gulf Air
15 Sep - 23 Sep	Gulf Air
15 Sep - 18 Sep	Gulf Air
10 Sep - 30 Sep	Gulf Air
15 Sep - 29 Sep	Etihad Airways

Also check the deals for one-way flights from Munich to Bangkok 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 Munich to Bangkok in September from 501€

Return flights