Cheapest return flights from Las Vegas to Dublin in September from 472€

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

Return flights

09 Sep - 16 Sep Frontier Airlines
02 Sep - 09 Sep United
10 Sep - 17 Sep United
23 Sep - 30 Sep Frontier Airlines
03 Sep - 15 Sep Spirit Airlines
04 Sep - 11 Sep United
12 Sep - 19 Sep United
16 Sep - 23 Sep United
14 Sep - 21 Sep United
18 Sep - 25 Sep United
28 Sep - 05 Oct United
25 Sep - 02 Oct Alaska Airlines

Also check the deals for one-way flights from Las Vegas to Dublin in September.

Skyscanner

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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