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

Return flights

11 Aug - 22 Aug	Air Canada
09 Aug - 22 Aug	Air Canada
13 Aug - 20 Aug	United
20 Aug - 27 Aug	American Airlines
19 Aug - 26 Aug	Alaska Airlines
15 Aug - 22 Aug	United
05 Aug - 12 Aug	United
27 Aug - 03 Sep	United
17 Aug - 24 Aug	Alaska Airlines
07 Aug - 14 Aug	United
11 Aug - 18 Aug	United
25 Aug - 01 Sep	United
31 Aug - 07 Sep	Aer Lingus
29 Aug - 05 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 391€

Return flights