Cheap flights from Ireland to New York from €235

In general, November is the cheapest month to fly from Ireland to Newark Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €433. The month of January is another great option to travel to Newark Airport, with average flight prices from Ireland averaging around €440.

The cheapest day to depart on your flight to Newark Airport is on a Thursday when prices can be found for as low as €584. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around €688. These prices are subject to change though, so be sure to set up a Price Alert for flights to Newark Airport.

Our data shows that the cheapest Ireland to Newark Airport flights are usually those with departure times at midday. Our users have found flights to Newark Airport at midday for as low as €593. In contrast, the most expensive time of day to depart to Newark Airport is in the morning when prices are around €667.

Fly from Dublin to Newark for the best Ireland - Newark flight prices

You are more likely to see cheaper flights to Newark Airport from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Newark Airport for around €517 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Newark Airport from Ireland for as low as €427 on momondo.

There are 4 cabin classes available to choose from on Ireland to Newark flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Aer Lingus is the most popular carrier operating from Ireland to Newark

Aer Lingus, United Airlines and Lufthansa are the top three most popular airlines that fly to Newark Airport from Ireland according to our data. Aer Lingus is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Newark Airport. Keep in mind that there are 5 different airlines that fly to Newark Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between Ireland and Newark have experienced a delay on any given week. The average delay length over the past 12 months has been 181 minutes.

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

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday 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 13% of their flights experiencing any sort of delay.

The number of flights available between Ireland and Newark Airport is 13 per day as of March 2026. The most frequent departure time is 13:00, with 61% of daily flights leaving in the afternoon.

The number of flights available between Ireland and Newark Airport is 91 per week as of March 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.