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

Return flights

09 Apr - 22 Apr	AJet
08 Apr - 22 Apr	Pegasus Airlines
10 Apr - 22 Apr	Pegasus Airlines
08 Apr - 29 Apr	Pegasus Airlines
08 Apr - 24 Apr	Pegasus Airlines
28 Apr - 19 May	AJet
22 Apr - 12 May	Pegasus Airlines
01 Apr - 29 Apr	AJet
02 Apr - 22 Apr	Turkish Airlines
05 Apr - 26 Apr	Wizz Air
20 Apr - 26 Apr	Pegasus Airlines
26 Apr - 29 May	Pegasus Airlines
08 Apr - 15 Apr	Pegasus Airlines
27 Apr - 10 May	Pegasus Airlines
12 Apr - 03 May	Pegasus Airlines
01 Apr - 01 May	AJet
15 Apr - 16 May	AJet
21 Apr - 06 May	Eurowings
07 Apr - 06 May	Austrian Airlines
25 Apr - 09 May	Austrian Airlines

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

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 April from $604

Return flights