Star Alliance member United Airlines offers greatly discounted return flights from Dublin to Las Vegas in Nevada (in most cases) routed via San Francisco. You can book your ticket for €239 incl. all taxes and handbag. Checked luggage for an extra fee. Note that there is even a slightly cheaper option but with a long layover on your way so just make sure you choose the routing you like.
Flying from: Dublin
Flying to: Las Vegas
Airline(s): United Airlines
Travel period: October 2021 to May 2022 (excl. Christmas)
Max stay: 3 months
Book by: 30th of September
Booking sample of cheap return flights from Dublin to Las Vegas for just €239! As per our above sample, you will fly from Ireland to North America on the 12th of January. You would return from the USA to Europe two weeks later, on the 26th of January 2022.