Cheap flights from New York to Dublin from £173

In general, November is the cheapest month to fly from New York to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £282. If you aren’t able to travel to Dublin during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £299.

On average, the least expensive day to fly to Dublin from New York is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £473. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £685. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

Flying to Dublin from New York in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £524 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £572 on average. Flights to Dublin from New York in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Dublin from New York when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around £417 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from New York for as low as £370 on momondo.

There are 3 cabin classes available to choose from on New York to Dublin 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 15% on your flight if you consider stops on a New York to Dublin flight.

As of June 2026, prices for New York to Dublin flights are approximately 27% cheaper when compared to flights at the same time last year.

Historically, on average around 14% of flights between New York and Dublin have experienced a delay on any given week. The average delay length over the past 12 months has been 168 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.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday 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 11% of their flights experiencing any sort of delay.

Boston (BOS) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

Flights via Frankfurt am Main (FRA) offer the lowest average return price of £783.

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 9h 05m.

Reykjavik (KEF) has the shortest average stopover time for this route: 1h 58m.

As of June 2026, 31 flights take off from New York and land in Dublin each day. The most common flight departure time for this route is 21:00, with 66% of daily flights taking off in the evening.

As of June 2026, there are 217 flights per week flying from New York to Dublin. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.