Cheap flights from New Jersey to Ireland from $206

The cheapest day to depart on your flight to Ireland is on a Tuesday when prices can be found for as low as $548. This is often the case because there is less demand to fly during this day of the week. Flights from New Jersey to Ireland on a Friday will generally be more expensive and average around $621. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

According to our data, the cheapest time of day to fly to Ireland is in the evening. momondo users have found flights departing from New Jersey to Ireland in the evening for as low as $551. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the afternoon when prices are around $600.

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

You are more likely to see cheaper flights to Ireland from New Jersey when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $540 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from New Jersey for as low as $498 on momondo.

You could potentially save up to 15% on your flight if you consider stops on a New Jersey to Ireland flight.

LEVEL, Lufthansa, and United Airlines are the most popular carriers operating from New Jersey to Ireland

United Airlines, Aer Lingus and Lufthansa are the top three most popular airlines that fly to Ireland from New Jersey according to our data. United Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 10 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

The number of flights available between New Jersey and Ireland is 47 per day as of May 2026. The most frequent departure time is 5:00PM, with 65% of daily flights leaving in the evening.

As of May 2026, 332 flights take off from New Jersey and land in Ireland each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.