Cheapest return flights from Cologne to Bangkok in September from 516€

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

Return flights

16 Sep - 26 Oct AJet
20 Sep - 14 Oct Turkish Airlines
06 Sep - 18 Sep Lufthansa
08 Sep - 07 Oct Lufthansa
04 Sep - 18 Sep Austrian Airlines
02 Sep - 17 Sep Austrian Airlines
09 Sep - 16 Sep Austrian Airlines
12 Sep - 01 Oct Austrian Airlines
15 Sep - 14 Oct Austrian Airlines
20 Sep - 13 Oct Turkish Airlines
30 Sep - 14 Oct Turkish Airlines
06 Sep - 14 Sep Lufthansa
08 Sep - 14 Sep Lufthansa
08 Sep - 15 Sep Lufthansa
07 Sep - 14 Sep Lufthansa
06 Sep - 17 Sep Lufthansa
08 Sep - 17 Sep Lufthansa
10 Sep - 01 Oct Lufthansa
24 Sep - 08 Oct Austrian Airlines
28 Sep - 30 Oct Turkish Airlines

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

Skyscanner

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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