What is the cheapest airline that flies from Ireland to United States?

WestJet, Scandinavian Airlines, and Aer Lingus are the most popular carriers operating from Ireland to United States

How many flights depart from Ireland to United States on average per day?

As of November 2025, there are 54 flights per day flying from Ireland to United States. The most common time of day flights depart is 11:00, with 61% of flights taking off in the afternoon.

How long is the flight from Ireland to United States?

The flight from Ireland to United States depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Dublin (a popular airport in Ireland) to Los Angeles (the most popular airport in United States), then the flight time is 11h on average. If you fly from Shannon (another popular airport in Ireland) to Los Angeles, then the average flight time is 15h 30m.

Which airlines fly to United States?

Aer Lingus, British Airways and United Airlines are the top three most popular airlines that fly to United States from Ireland according to our data. Aer Lingus is the first choice among our users, with 65% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 16 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

How many flights depart from Ireland to United States on average per week?

As of November 2025, 379 flights take off from Ireland and land in United States each week. The most common flight departure day for this route is Sat, with 15% of weekly flights taking off on this day.

When did momondo last update prices for flights from Ireland to United States?

Prices for flights from Ireland to United States are updated daily.

How many operators does momondo search for flights from Ireland to United States?

As of November 2025, there are 16 operators available to choose from for flights from Ireland to United States.

How old do you have to be to fly from Ireland to United States?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to United States.

What documentation or ID do you need to fly to United States?

The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

€218 Cheap Flights from Ireland to the United States in 2025/26

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Find the cheapest flights from Ireland to the United States

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Recent return flight deals from Ireland to the United States

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11:30 - 13:25DUB-EWR

30h 55m2 stops

18:30 - 11:45EWR-DUB

12h 15m1 stop

€262Scandinavian Airlines

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Thu, 5 Feb - Sun, 8 Feb

18:55 - 13:35DUB-EWR

23h 40m1 stop

17:40 - 10:45EWR-DUB

12h 05m1 stop

€265Scandinavian Airlines

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Fri, 5 Dec - Mon, 8 Dec

08:50 - 20:05DUB-JFK

16h 15m1 stop

18:25 - 14:05JFK-DUB

14h 40m1 stop

€381British Airways

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Thu, 8 Jan - Wed, 14 Jan

08:50 - 16:00DUB-BOS

12h 10m1 stop

19:15 - 12:15BOS-DUB

12h 00m1 stop

€390American Airlines

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Mon, 8 Dec - Wed, 7 Jan

08:50 - 18:40DUB-JFK

14h 50m1 stop

21:50 - 12:45JFK-DUB

9h 55m1 stop

€390American Airlines

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Mon, 8 Dec - Sat, 10 Jan

08:50 - 19:40DUB-JFK

14h 50m1 stop

19:20 - 11:55JFK-DUB

11h 35m1 stop

€392British Airways

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Wed, 25 Mar - Sat, 4 Apr

14:00 - 16:25SNN-JFK

7h 25mdirect

18:30 - 05:55JFK-SNN

6h 25mdirect

€398Aer Lingus

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Thu, 18 Dec - Tue, 30 Dec

08:00 - 15:38DUB-LGA

11h 38m1 stop

19:48 - 10:20LGA-DUB

9h 32m1 stop

€403United Airlines

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Wed, 25 Mar - Tue, 31 Mar

09:00 - 15:38DUB-LGA

11h 38m1 stop

19:29 - 10:20LGA-DUB

10h 51m1 stop

€404United Airlines

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Sat, 28 Feb - Sun, 8 Mar

14:00 - 17:20DUB-BNA

9h 20mdirect

18:50 - 08:45BNA-DUB

7h 55mdirect

€433Aer Lingus

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Sat, 6 Dec - Sun, 21 Dec

Austrian Airlines flights from Ireland to United States

Our best Austrian Airlines deals on Ireland to United States flight tickets

Austrian Airlines

28 Nov

DUB09:30Dublin

14h 43m

1 stop

MIA19:13Miami

6 Dec

MIA11:05Miami

15h 25m

1 stop

DUB07:30Dublin

€504

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Austrian Airlines

13 Nov

DUB09:30Dublin

14h 43m

1 stop

MIA19:13Miami

26 Nov

MIA12:27Miami

14h 03m

1 stop

DUB07:30Dublin

€542

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Aer Lingus flights from Ireland to United States

Our best Aer Lingus deals on Ireland to United States flight tickets

Aer Lingus

18 Dec

SNN14:00Shannon

7h 25m

JFK16:25New York John F Kennedy Intl

30 Dec

JFK18:30New York John F Kennedy Intl

6h 25m

SNN05:55Shannon

€398

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Aer Lingus

18 Nov

DUB16:45Dublin

7h 40m

JFK19:25New York John F Kennedy Intl

27 Nov

JFK21:10New York John F Kennedy Intl

6h 30m

DUB08:40Dublin

€408

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Aer Lingus

23 Nov

DUB16:45Dublin

7h 40m

JFK19:25New York John F Kennedy Intl

29 Nov

JFK17:00New York John F Kennedy Intl

6h 20m

DUB04:20Dublin

€430

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Fly from

Fly to

Route

Depart

Return

Price

DublinNewark

DUB - EWR

DUBEWR

Dublin

Thu 5/2

11:30-13:25

2 stops30h 55m

Newark

Sun 8/2

18:30-11:45

1 stop12h 15m

€262

DublinNewark

DUB - EWR

DUBEWR

Dublin

Fri 5/12

18:55-13:35

1 stop23h 40m

Newark

Mon 8/12

17:40-10:45

1 stop12h 05m

€265

DublinNew York

DUB - JFK

DUBJFK

Dublin

Thu 8/1

08:50-20:05

1 stop16h 15m

New York John F Kennedy Intl

Wed 14/1

18:25-14:05

1 stop14h 40m

€381

DublinBoston

DUB - BOS

DUBBOS

Dublin

Mon 8/12

08:50-16:00

1 stop12h 10m

Boston Logan Intl

Wed 7/1

19:15-12:15

1 stop12h 00m

€390

DublinNew York

DUB - JFK

DUBJFK

Dublin

Mon 8/12

08:50-18:40

1 stop14h 50m

New York John F Kennedy Intl

Sat 10/1

21:50-12:45

1 stop9h 55m

€390

DublinNew York

DUB - JFK

DUBJFK

Dublin

Wed 25/3

08:50-19:40

1 stop14h 50m

New York John F Kennedy Intl

Sat 4/4

19:20-11:55

1 stop11h 35m

€392

ShannonNew York

SNN - JFK

SNNJFK

Shannon

Thu 18/12

14:00-16:25

Nonstop7h 25m

New York John F Kennedy Intl

Tue 30/12

18:30-05:55

Nonstop6h 25m

€398

DublinNew York

DUB - LGA

DUBLGA

Dublin

Wed 25/3

08:00-15:38

1 stop11h 38m

New York LaGuardia

Tue 31/3

19:48-10:20

1 stop9h 32m

€403

DublinNew York

DUB - LGA

DUBLGA

Dublin

Sat 28/2

09:00-15:38

1 stop11h 38m

New York LaGuardia

Sun 8/3

19:29-10:20

1 stop10h 51m

€404

DublinNashville

DUB - BNA

DUBBNA

Dublin

Sat 6/12

14:00-17:20

Nonstop9h 20m

Nashville Intl

Sun 21/12

18:50-08:45

Nonstop7h 55m

€433

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How to get the cheapest flight ticket from Ireland to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to United States?

The cheapest month to fly to United States from Ireland is in February. Flight prices, which tend to average around €387, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to United States from Ireland during September instead. Flights to United States in September, while not as cheap as those in February, still average around €400.

What is the cheapest day to depart on your flight to United States?

According to our data, Thursday is the cheapest day to fly to United States from Ireland. The lowest ticket price found for a Thursday departure recently was €530. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to United States for around €609.

What is the cheapest time of day to depart on your flight to United States?

Our data shows that the cheapest Ireland to United States flights are usually those with departure times in the afternoon. Our users have found flights to United States in the afternoon for as low as €522. Flights in the morning are often more expensive, with an average ticket price of €576.

What is the cheapest Ireland to United States flight route?

Fly from Dublin to Boston Logan Intl for the best Ireland - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around €494 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Ireland for as low as €435 on momondo.

What cabin class options are available on Ireland to United States flights?

There are 4 cabin classes available to choose from on Ireland to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to United States flights?

No. A direct flight is the cheapest option for a flight between Ireland to United States.

Cheap Ireland to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to United States

Best price found	€396
Fastest flight time	7h 00m
Direct flights	Every day
Airports in United States	3 airports

The best one-way flight to United States from Ireland in the past 72 hours is €396. The best return flight deal from Ireland to United States found on momondo in the last 72 hours is €397.

The fastest flight from Ireland to United States takes 7h 00m

Direct flights go from Ireland to United States every day.

There are 3 airports near United States: Newark (EWR), Boston Logan Intl (BOS), New York John F Kennedy Intl (JFK)

Search flight deals

When did momondo last update prices for flights from Ireland to United States?
Prices for flights from Ireland to United States are updated daily.
How many operators does momondo search for flights from Ireland to United States?
As of November 2025, there are 16 operators available to choose from for flights from Ireland to United States.
How old do you have to be to fly from Ireland to United States?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Ireland to United States?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Ireland to United States is Boeing 777 (21.00% of total bookings). The next most popular plane models are Airbus A330-300 (19.38%), Boeing 757-200 (10.59%), and Airbus A321neo (10.36%).

Best airlines flying from Ireland to United States

Compare and see reviews for airlines that fly from Ireland to United States with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom €231	Free Cancellation	Rating 7.4 1,570 reviews	Search Scandinavian Airlines flights
PLAY	PriceFrom €237	Free Cancellation	Rating 7.0 103 reviews	Search PLAY flights
Icelandair	PriceFrom €292	Free Cancellation	Rating 7.0 574 reviews	Search Icelandair flights
JetBlue	PriceFrom €295	Free Cancellation	Rating 7.2 2,908 reviews	Search JetBlue flights
Delta	PriceFrom €300	Free Cancellation	Rating 7.9 8,006 reviews	Search Delta flights
Aer Lingus	PriceFrom €320	Free Cancellation	Rating 7.2 1,366 reviews	Search Aer Lingus flights
TAP AIR PORTUGAL	PriceFrom €326	Free Cancellation	Rating 7.1 2,057 reviews	Search TAP AIR PORTUGAL flights
British Airways	PriceFrom €329	Free Cancellation	Rating 6.7 7,508 reviews	Search British Airways flights
American Airlines	PriceFrom €339	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights
KLM	PriceFrom €343	Free Cancellation	Rating 7.7 1,410 reviews	Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to United States?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United States from Ireland.

Can I find flights from Ireland to United States with flexible booking policies on momondo?

Yes. All flights to United States from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to United States?

momondo provides multiple filters to help you find the best flight to United States from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ireland to United States right now. Can momondo alert me if prices change?

Price alerts on flights to United States from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Popular Cities in the United States

Flights to New Yorkfrom €256

Flights to Orlandofrom €352

Flights to Chicagofrom €359

Flights to Miamifrom €323

Flights to Los Angelesfrom €405

Flights to San Franciscofrom €387

Flights to Bostonfrom €314

Flights to Las Vegasfrom €386

Flights to Anchoragefrom €984

Flights to Washington, D.C.from €358

Flights to Dallasfrom €451

Flights to Denverfrom €502

Cheap flights from Ireland to the United States from €218

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to the United States departing on 15/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ireland to the United States

Recent return flight deals from Ireland to the United States

Recent one-way flight deals from Ireland to the United States

Recent last minute flight deals from Ireland to the United States

Recent direct flight deals from Ireland to the United States

Austrian Airlines flights from Ireland to United States

Our best Austrian Airlines deals on Ireland to United States flight tickets

Aer Lingus flights from Ireland to United States

Our best Aer Lingus deals on Ireland to United States flight tickets

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Use the filters below to find and compare flights from Ireland to the United States that are best for you.

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How to get the cheapest flight ticket from Ireland to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United States?

What is the cheapest day to depart on your flight to United States?

What is the cheapest time of day to depart on your flight to United States?

Our data shows that the cheapest Ireland to United States flights are usually those with departure times in the afternoon. Our users have found flights to United States in the afternoon for as low as €522. Flights in the morning are often more expensive, with an average ticket price of €576.

What is the cheapest Ireland to United States flight route?

Fly from Dublin to Boston Logan Intl for the best Ireland - United States flight prices

How far in advance should I book a flight to United States?

What cabin class options are available on Ireland to United States flights?

There are 4 cabin classes available to choose from on Ireland to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to United States flights?

No. A direct flight is the cheapest option for a flight between Ireland to United States.

What is the cheapest airline that flies from Ireland to United States?

WestJet, Scandinavian Airlines, and Aer Lingus are the most popular carriers operating from Ireland to United States

Which airlines fly to United States?

How many flights depart from Ireland to United States on average per day?

As of November 2025, there are 54 flights per day flying from Ireland to United States. The most common time of day flights depart is 11:00, with 61% of flights taking off in the afternoon.

How many flights depart from Ireland to United States on average per week?

As of November 2025, 379 flights take off from Ireland and land in United States each week. The most common flight departure day for this route is Sat, with 15% of weekly flights taking off on this day.

How long is the flight from Ireland to United States?

Cheap Ireland to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to United States

Best price found

Fastest flight time

Direct flights

Airports in United States

When did momondo last update prices for flights from Ireland to United States?

How many operators does momondo search for flights from Ireland to United States?

How old do you have to be to fly from Ireland to United States?

What documentation or ID do you need to fly to United States?

What is the most popular plane model from Ireland to United States?

Best airlines flying from Ireland to United States

Compare and see reviews for airlines that fly from Ireland to United States with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to United States?

Can I find flights from Ireland to United States with flexible booking policies on momondo?

How can momondo help me find flights from Ireland to United States?

I’m not ready to book a flight from Ireland to United States right now. Can momondo alert me if prices change?

An easier way to manage your United States trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo