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

Return flights

03 Dec - 24 Dec	Air France
02 Dec - 26 Dec	Air France
02 Dec - 20 Jan	Air France
02 Dec - 20 Dec	Air France
02 Dec - 11 Dec	Air France
04 Dec - 17 Dec	Qatar Airways
04 Dec - 11 Dec	Qatar Airways
09 Dec - 27 Jan	Qatar Airways
05 Dec - 30 Dec	Austrian Airlines
08 Dec - 30 Dec	Austrian Airlines
06 Dec - 30 Dec	Austrian Airlines
06 Dec - 21 Dec	Austrian Airlines
08 Dec - 14 Jan	Austrian Airlines
02 Dec - 16 Jan	Turkish Airlines
01 Dec - 15 Jan	Air France
30 Dec - 23 Jan	Etihad Airways
12 Dec - 19 Jan	Qatar Airways
01 Dec - 01 Jan	Qatar Airways
17 Dec - 01 Jan	Eurowings
06 Dec - 10 Jan	Qatar Airways

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

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 Duesseldorf to Bangkok in December from $744

Return flights