Cheap flights from Dublin to Las Vegas from €323

The month of January is, on average, the cheapest month to fly to Las Vegas from Dublin, with most prices found around €525. If you aren’t able to travel to Las Vegas during the month of January, then flying in December is also cheap. Prices for this month can be found on momondo for an average of €577.

The cheapest day to depart from Dublin to Las Vegas is on a Thursday. Travellers who choose to depart for Las Vegas on a Thursday will often find tickets for as low as €614. On the other hand, Friday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €684.

Our most recent data shows that the best time of day to fly to Las Vegas is in the afternoon. Flights from Dublin to Las Vegas during this time can be as low as €636. In contrast, the most expensive time of day to depart to Las Vegas is at midday when prices are around €695.

Fly from Dublin to Las Vegas Harry Reid Intl for the best Dublin - Las Vegas Harry Reid Intl flight prices

You are more likely to see cheaper flights to Las Vegas from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around €646 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from Dublin for as low as €535 on momondo.

There are 2 cabin classes available to choose from on Dublin to Las Vegas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Dublin to Las Vegas.

As of October 2026, prices for Dublin to Las Vegas flights are approximately 13% more expensive when compared to flights at the same time last year.

KLM and Delta are the most popular carriers operating from Dublin to Las Vegas Harry Reid Intl

Aer Lingus, British Airways and American Airlines are the top three most popular airlines that fly to Las Vegas from Dublin according to our data. Aer Lingus is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Las Vegas. Keep in mind that there are 7 different airlines that fly to Las Vegas on a routine basis, so you have a few additional options to choose from.

Historically, on average around 5% of flights between Dublin and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 90 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

London (LHR) was the most common stop: 32% of momondo users choosing one-stop flights on this route connected there.

Flights via New York (JFK) offer the lowest average return price of €424.

Flights connecting via London (LHR) have the shortest average one-way travel time: 13h 59m.

Zurich (ZRH) has the shortest average stopover time for this route: 1h 23m.