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

Return flights

08 Dec - 14 Dec	Ryanair
08 Dec - 15 Dec	Ryanair
08 Dec - 18 Dec	Ryanair
08 Dec - 22 Dec	Ryanair
09 Dec - 22 Dec	Ryanair
12 Dec - 21 Dec	Ryanair
09 Dec - 25 Dec	Ryanair
07 Dec - 10 Dec	Ryanair
08 Dec - 19 Dec	Ryanair
11 Dec - 14 Dec	Ryanair
10 Dec - 20 Jan	Ryanair
31 Dec - 21 Jan	Ryanair
07 Dec - 21 Jan	Aer Lingus
31 Dec - 12 Jan	Ryanair
31 Dec - 24 Jan	Ryanair
08 Dec - 20 Jan	Lufthansa
08 Dec - 26 Jan	Ryanair
08 Dec - 25 Jan	Ryanair
30 Dec - 28 Jan	Ryanair
08 Dec - 24 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 533€

Return flights