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

Return flights

09 Aug - 22 Aug	Air Canada
13 Aug - 23 Aug	Delta
17 Aug - 05 Sep	Air Canada
12 Aug - 19 Aug	Aer Lingus
06 Aug - 13 Aug	United
16 Aug - 23 Aug	United
26 Aug - 02 Sep	United
08 Aug - 14 Aug	Spirit Airlines
20 Aug - 27 Aug	Air Canada
22 Aug - 29 Aug	United
08 Aug - 15 Aug	United
25 Aug - 28 Aug	WestJet
28 Aug - 04 Sep	United
30 Aug - 06 Sep	United

Also check the deals for one-way flights from Las Vegas 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 Las Vegas to Dublin in August from $458

Return flights