AirHint found the following cheapest return flights from Dublin (DUB) to Bangkok (BKK) in May 2026 (see full year).

Return flights

05 May - 28 May	Ryanair
13 May - 28 May	Ryanair
12 May - 28 May	Ryanair
05 May - 14 May	Ryanair
04 May - 14 May	Ryanair
02 May - 14 May	Ryanair
11 May - 03 Jun	Ryanair
11 May - 02 Jun	Ryanair
03 May - 28 May	Ryanair
05 May - 17 May	Ryanair
13 May - 20 May	Ryanair
19 May - 10 Jun	Lufthansa
26 May - 17 Jun	Lufthansa
26 May - 10 Jun	Lufthansa
14 May - 12 Jun	Lufthansa
03 May - 14 May	Ryanair
11 May - 22 Jun	Ryanair
18 May - 12 Jun	Lufthansa
12 May - 17 Jun	Lufthansa
19 May - 02 Jun	SWISS

Also check the deals for one-way flights from Dublin to Bangkok in May.

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 May from $624

Return flights