AirHint found the following cheapest return flights from Dublin (DUB) to Bangkok (DMK) in December 2025 (see full year).

Return flights

11 Dec - 31 Jan	Pegasus Airlines
01 Dec - 11 Dec	Pegasus Airlines
11 Dec - 11 Jan	Pegasus Airlines
02 Dec - 27 Jan	Fly One
01 Dec - 08 Dec	Etihad Airways
01 Dec - 15 Dec	Etihad Airways
01 Dec - 18 Dec	Etihad Airways
08 Dec - 26 Jan	Pegasus Airlines
01 Dec - 07 Dec	Qatar Airways
09 Dec - 22 Dec	Qatar Airways
01 Dec - 14 Dec	Etihad Airways
07 Dec - 12 Dec	Fly One
02 Dec - 09 Jan	Fly One
02 Dec - 29 Jan	Fly One
10 Dec - 21 Dec	Ryanair
02 Dec - 10 Jan	Fly One
11 Dec - 09 Jan	Aer Lingus
30 Dec - 30 Jan	Lufthansa
10 Dec - 17 Dec	Pegasus Airlines
27 Dec - 16 Jan	Ryanair

Also check the deals for one-way flights from Dublin 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 Dublin to Bangkok in December from 618€

Return flights