Cheap flights from New York to Dublin from $243

In general, January 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 $387. If you’re not able to fly to Dublin in January, then February is your next best option. Flight prices from New York to Dublin during February average around $410.

The cheapest day to depart from New York to Dublin is on a Sunday. Travelers who choose to depart for Dublin on a Sunday will often find tickets for as low as $560. Flights from New York to Dublin on a Saturday will generally be more expensive and average around $614. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the evening is the cheapest time of day to fly from New York to Dublin when you can find flight prices for as low as $563. Flying to Dublin in the evening is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $600.

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 $539 when searching weeks out. 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 $506 on momondo.

There are 4 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 6% on your flight if you consider stops on a New York to Dublin flight.

As of April 2026, prices for New York to Dublin flights are approximately 22% cheaper when compared to flights at the same time last year.

Delta, United Airlines, and LEVEL are the most popular carriers operating from New York to Dublin

Aer Lingus, United Airlines and Delta are the top three most popular airlines that fly to Dublin from New York according to our data. Aer Lingus is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 15 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.

Historically, on average around 15% 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 164 minutes.

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

Monday is statistically the day of the week which experiences the fewest number of 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 least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

London (LHR) was the most common stop: 36% of momondo users choosing 1-stop flights on this route connected there.

Flights via Boston (BOS) offer the lowest average round-trip price of $52.

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 8h 56m.

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 07m.

The number of flights available between New York and Dublin is 29 per day as of April 2026. The most frequent departure time is 11:00PM, with 63% of daily flights leaving in the evening.

204 flights are operational weekly from New York to Dublin as of April 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.