Cheap flights from New York John F Kennedy Intl Airport to Dublin from $239

In general, November is the cheapest month to fly from New York John F Kennedy Intl Airport to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $434. If you’re not able to fly to Dublin in November, then January is your next best option. Flight prices from New York John F Kennedy Intl Airport to Dublin during January average around $449.

The cheapest day to depart from New York John F Kennedy Intl Airport to Dublin is on a Tuesday. Travelers who choose to depart for Dublin on a Tuesday will often find tickets for as low as $583. Flights from New York John F Kennedy Intl Airport to Dublin on a Saturday will generally be more expensive and average around $639. 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 John F Kennedy Intl Airport to Dublin when you can find flight prices for as low as $590. 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 $611.

Fly from New York John F Kennedy Intl to Dublin for the best New York John F Kennedy Intl - Dublin flight prices

You are more likely to see cheaper flights to Dublin from New York John F Kennedy Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $547 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 John F Kennedy Intl Airport for as low as $522 on momondo.

There are 4 cabin classes available to choose from on New York John F Kennedy Intl 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 35% on your flight if you consider stops on a New York John F Kennedy Intl Airport to Dublin flight.

As of February 2026, prices for New York John F Kennedy Intl Airport to Dublin flights are approximately 4% more expensive when compared to flights at the same time last year.

Delta and KLM are the most popular carriers operating from New York John F Kennedy Intl to Dublin

Aer Lingus, Delta and JetBlue are the top three most popular airlines that fly to Dublin from New York John F Kennedy Intl Airport according to our data. Aer Lingus is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Dublin. Keep in mind that there are 14 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.

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 171 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 11% of their flights experiencing any sort of delay.

London (LHR) was the most common stop: 52% of momondo users choosing 1-stop flights on this route connected there.

Flights via Manchester (MAN) offer the lowest average round-trip price of $499.

Flights connecting via Reykjavik (KEF) have the shortest average one-way travel time: 10h 11m.

Amsterdam (AMS) has the shortest average layover time for this route: 1h 18m.

12 flights are operational daily from New York John F Kennedy Intl Airport to Dublin as of February 2026. The most popular departure time for this route is 9:00PM, with 61% of flights per day taking off in the evening.

89 flights are operational weekly from New York John F Kennedy Intl Airport to Dublin as of February 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.