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

Return flights

21 May - 24 May	SWISS
26 May - 30 May	SWISS
23 May - 30 May	SWISS
08 May - 11 May	KLM
20 May - 23 May	SWISS
21 May - 31 May	SWISS
29 May - 01 Jun	SWISS
28 May - 31 May	SWISS
01 May - 04 May	KLM
01 May - 05 May	KLM
20 May - 24 May	Ryanair	direct
20 May - 08 Jun	Ryanair	direct
26 May - 08 Jun	Ryanair	direct
21 May - 08 Jun	Ryanair	direct
20 May - 01 Jun	Ryanair	direct
28 May - 08 Jun	Ryanair	direct
23 May - 08 Jun	Ryanair	direct
15 May - 01 Jun	Ryanair	direct
26 May - 01 Jun	Ryanair	direct
21 May - 01 Jun	Ryanair	direct

Also check the deals for one-way flights from Dublin to Prague 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.

Book a cheap hotel in Prague

Cheap car rent in Prague

Cheapest return flights from Dublin to Prague in May from $195

Return flights