Cheapest return flights from Cologne to Bangkok in September from $626

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

Return flights

24 Sep - 10 Oct AJet
01 Sep - 01 Oct AJet
01 Sep - 29 Sep AJet
25 Sep - 11 Oct Pegasus Airlines
11 Sep - 23 Sep Austrian Airlines
04 Sep - 13 Oct Austrian Airlines
08 Sep - 14 Oct Austrian Airlines
23 Sep - 13 Oct Austrian Airlines
09 Sep - 22 Sep Austrian Airlines
12 Sep - 23 Sep Lufthansa
04 Sep - 29 Sep AJet
04 Sep - 22 Sep Austrian Airlines
01 Sep - 16 Sep Lufthansa
16 Sep - 29 Sep Lufthansa
01 Sep - 30 Sep Lufthansa
21 Sep - 28 Sep Austrian Airlines
28 Sep - 19 Oct Austrian Airlines
19 Sep - 03 Oct Ryanair
22 Sep - 03 Oct Turkish Airlines
16 Sep - 03 Oct Turkish Airlines

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

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