AirHint found the following cheapest return flights from Las Vegas (LAS) to Dublin (DUB) in March 2026 (see full year).

Return flights

03 Mar - 09 Mar	Spirit Airlines
11 Mar - 17 Mar	Hawaiian Airlines
17 Mar - 24 Mar	Aer Lingus	direct
31 Mar - 07 Apr	Aer Lingus	direct
26 Mar - 07 Apr	Aer Lingus	direct
26 Mar - 09 Apr	Aer Lingus	direct
24 Mar - 31 Mar	Aer Lingus	direct
25 Mar - 06 Apr	Delta
17 Mar - 23 Mar	WestJet
23 Mar - 26 Mar	Frontier Airlines
21 Mar - 24 Mar	Aer Lingus	direct
05 Mar - 12 Mar	Aer Lingus
02 Mar - 09 Mar	Aer Lingus
08 Mar - 15 Mar	Aer Lingus

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

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 March from 531€

Return flights