Cheap flights from New Jersey to Ireland from €166

The cheapest day to depart on your flight to Ireland is on a Thursday when prices can be found for as low as €451. 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 Tuesday because tickets tend to average around €736. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

In the afternoon is the cheapest time of day to fly from New Jersey to Ireland when you can find flight prices for as low as €409. Flying to Ireland in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is in the evening when prices are around €632.

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 €505 when searching weeks before you fly. 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 €444 on momondo.

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

You could potentially save up to 35% on your flight if you consider stops on a New Jersey to Ireland flight.

The number of flights available between New Jersey and Ireland is 50 per day as of September 2026. The most frequent departure time is 17:00, with 68% of daily flights leaving in the evening.

As of September 2026, there are 351 flights per week flying from New Jersey to Ireland. The most common day of the week flights depart is Thu, with 15% of flights taking off on this day.