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

Return flights

01 Mar - 16 Mar	Turkish Airlines
02 Mar - 15 Mar	Pegasus Airlines
01 Mar - 11 Mar	Pegasus Airlines
02 Mar - 08 Mar	Pegasus Airlines
04 Mar - 18 Mar	Lufthansa
21 Mar - 24 Apr	Air Serbia
25 Mar - 15 Apr	Lufthansa
23 Mar - 24 Apr	Lufthansa
01 Mar - 15 Mar	Lufthansa
24 Mar - 09 Apr	Ryanair
06 Mar - 13 Mar	Austrian Airlines
31 Mar - 13 Apr	SWISS
28 Mar - 10 Apr	Turkish Airlines
19 Mar - 04 Apr	Austrian Airlines
28 Mar - 11 Apr	Turkish Airlines
27 Mar - 10 Apr	Austrian Airlines

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

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 Cologne to Bangkok in March from $660

Return flights