AirHint found the following cheapest return flights from Zurich (ZRH) to Bangkok (BKK) in September 2026 (see full year).

Return flights

01 Sep - 14 Sep	Etihad Airways
17 Sep - 26 Sep	Etihad Airways
16 Sep - 30 Sep	Etihad Airways
09 Sep - 07 Oct	KLM
18 Sep - 30 Sep	Etihad Airways
14 Sep - 28 Sep	KLM
14 Sep - 05 Oct	KLM
22 Sep - 01 Oct	KLM
21 Sep - 02 Oct	Turkish Airlines
01 Sep - 18 Sep	Etihad Airways
05 Sep - 19 Sep	Etihad Airways
28 Sep - 03 Oct	Qatar Airways
24 Sep - 03 Oct	Qatar Airways
26 Sep - 10 Oct	Qatar Airways
25 Sep - 10 Oct	Qatar Airways
29 Sep - 14 Oct	Condor
30 Sep - 15 Oct	Condor
03 Sep - 11 Sep	ITA Airways
17 Sep - 26 Sep	SWISS	direct
01 Sep - 14 Sep	SWISS	direct

Also check the deals for one-way flights from Zurich 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 Zurich to Bangkok in September from 552€

Return flights