AirHint found the following cheapest return flights from Prague (PRG) to Dublin (DUB) in August 2025 (see full year).

Return flights

29 Aug - 01 Sep	Aer Lingus
28 Aug - 31 Aug	Ryanair
29 Aug - 01 Sep	Aer Lingus	direct
29 Aug - 31 Aug	Aer Lingus
31 Aug - 01 Sep	Ryanair
28 Aug - 02 Sep	Ryanair
29 Aug - 30 Aug	Aer Lingus	direct
26 Aug - 06 Sep	Ryanair
30 Aug - 08 Sep	Ryanair
02 Aug - 13 Aug	Ryanair
20 Aug - 26 Aug	Ryanair
28 Aug - 01 Sep	Aer Lingus	direct
20 Aug - 24 Aug	Ryanair
30 Aug - 06 Sep	Ryanair
27 Aug - 30 Aug	Ryanair
13 Aug - 20 Aug	Wizz Air UK
19 Aug - 28 Aug	Ryanair
31 Aug - 04 Sep	Ryanair
27 Aug - 31 Aug	Ryanair
31 Aug - 05 Sep	Ryanair

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

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 Prague to Dublin in August from 118€

Return flights