Cheapest return flights from Cologne to Bangkok in December from $659

Best time to book flights for Cologne (CGN) to Bangkok (BKK) flights at AirHint

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

Return flights

08 Dec - 24 Dec Austrian Airlines
03 Dec - 14 Dec Austrian Airlines
01 Dec - 15 Dec Austrian Airlines
07 Dec - 21 Dec Eurowings
13 Dec - 20 Dec Ryanair
21 Dec - 28 Dec Eurowings
08 Dec - 28 Dec Austrian Airlines
22 Dec - 26 Dec Eurowings
30 Dec - 28 Jan Lufthansa
28 Dec - 14 Jan Lufthansa
13 Dec - 23 Dec Lufthansa
04 Dec - 19 Dec Austrian Airlines
24 Dec - 02 Jan Ryanair
29 Dec - 04 Jan Eurowings
23 Dec - 02 Jan Eurowings
19 Dec - 02 Jan Pegasus Airlines
26 Dec - 16 Jan Lufthansa
05 Dec - 03 Jan Austrian Airlines
27 Dec - 30 Jan Lufthansa
25 Dec - 20 Jan Turkish Airlines

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

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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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