Cheap flights from New York to Dublin from £186

In general, February 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 £289. If you aren’t able to travel to Dublin during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £331.

On average, the least expensive day to fly to Dublin from New York is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £451. 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 £595. 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 £495 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 £507 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 New York John F Kennedy Intl 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 £396 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 £365 on momondo.

You could potentially save up to 12% on your flight if you consider stops on a New York to Dublin flight.

As of May 2026, prices for New York to Dublin flights are approximately 29% 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 165 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing at night 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. 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 12% 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 £759.

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 May 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 67% of daily flights taking off in the evening.

As of May 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.