What is the most punctual flight time for the United States to Ireland flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

How long is the flight from United States to Ireland?

On average, it takes 6h to fly from United States to Ireland if you fly out of Boston (the most popular airport in United States) and into Dublin (the most popular airport in Ireland). If you’re flying out of New York and into Dublin, then the flight time is around 6h 20m.

Which airlines fly to Ireland?

Aer Lingus, United Airlines and JetBlue are the top three most popular airlines that fly to Ireland from United States 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 Ireland. Keep in mind that there are 4 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

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

Aer Lingus, SWISS, and KLM are the most popular carriers operating from United States to Ireland

What day of the week experiences the fewest flight delays on this route?

Tuesday 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.

How often are flights from the United States to Ireland delayed?

Historically, on average around 15% of flights between United States and Ireland have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

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

The number of flights available between United States and Ireland is 56 per day as of January 2026. The most frequent departure time is 17:00, with 59% of daily flights leaving in the evening.

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

As of January 2026, there are 396 flights per week flying from United States to Ireland. The most common day of the week flights depart is Fri, with 15% of flights taking off on this day.

Which airline has the best punctuality record on the United States to Ireland flights?

According to our data, JetBlue have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

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

Prices for flights from United States to Ireland are refreshed on a daily basis.

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

There are 4 operators available for flights from United States to Ireland as of January 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Ireland.

What documentation or ID do you need to fly to Ireland?

The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€186 Cheap Flights from the United States to Ireland in 2026

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Find the cheapest flights from the United States to Ireland

Round-trip

One-way

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Recent return flight deals from the United States to Ireland

Enter your travel dates to find the best prices.

17:30 - 10:05

JFK

DUB

11h 35m

1 stop

09:00 - 20:58

DUB

JFK

16h 58m

2 stops

€301Multiple Airlines

Thu, 5 Feb - Sun, 8 Feb

17:45 - 05:15

EWR

DUB

6h 30mdirect

13:15 - 16:15

DUB

EWR

8h 00mdirect

€301Aer Lingus

Thu, 5 Feb - Sun, 8 Feb

22:15 - 09:20

BOS

DUB

6h 05mdirect

11:30 - 13:55

DUB

BOS

7h 25mdirect

€301KLM

Sat, 21 Feb - Sat, 28 Feb

19:55 - 07:30

EWR

DUB

6h 35mdirect

09:30 - 12:00

DUB

EWR

7h 30mdirect

€302United Airlines

Thu, 29 Jan - Sat, 7 Feb

22:15 - 09:20

BOS

DUB

6h 05mdirect

11:30 - 13:55

DUB

BOS

7h 25mdirect

€302Delta

Sat, 21 Feb - Sat, 28 Feb

21:20 - 08:45

JFK

DUB

6h 25mdirect

10:45 - 13:20

DUB

JFK

7h 35mdirect

€302KLM

Tue, 24 Feb - Fri, 6 Mar

19:50 - 07:30

EWR

DUB

6h 40mdirect

09:50 - 08:27

DUB

EWR

27h 37m

1 stop

€302United Airlines

Thu, 23 Apr - Sun, 26 Apr

23:30 - 10:45

BOS

DUB

6h 15mdirect

15:00 - 17:04

DUB

BOS

7h 04mdirect

€305Delta

Mon, 13 Apr - Wed, 22 Apr

16:50 - 05:10

ORD

DUB

7h 20mdirect

13:20 - 19:33

DUB

ORD

12h 13m

1 stop

€363American Airlines

Wed, 25 Mar - Tue, 7 Apr

15:53 - 09:35

IAD

DUB

12h 42m

1 stop

12:35 - 15:45

DUB

IAD

8h 10mdirect

€388American Airlines

Tue, 28 Apr - Mon, 4 May

Aer Lingus flights from United States to Ireland

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

Aer Lingus

5 Feb

EWR17:45Newark

6h 30m

DUB05:15Dublin

8 Feb

DUB13:15Dublin

8h 00m

EWR16:15Newark

€301

Aer Lingus

22 Apr

EWR17:35Newark

6h 40m

DUB05:15Dublin

5 May

DUB13:15Dublin

7h 50m

EWR16:05Newark

€304

Aer Lingus

19 Jan

EWR17:45Newark

6h 30m

DUB05:15Dublin

21 Jan

DUB13:15Dublin

8h 00m

EWR16:15Newark

€327

Scandinavian Airlines flights from United States to Ireland

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

Scandinavian Airlines

17 May

EWR17:45Newark

20h 20m

2 stops

DUB19:05Dublin

23 May

DUB20:00Dublin

22h 15m

2 stops

EWR13:15Newark

€335

Scandinavian Airlines

19 Feb

ORD19:20Chicago O'Hare Intl

17h 00m

1 stop

DUB18:20Dublin

1 Mar

DUB19:05Dublin

27h 40m

1 stop

ORD16:45Chicago O'Hare Intl

€367

Scandinavian Airlines

24 Jan

ORD19:20Chicago O'Hare Intl

34h 25m

2 stops

DUB11:45Dublin

1 Feb

DUB19:05Dublin

27h 40m

1 stop

ORD16:45Chicago O'Hare Intl

€431

Fly from

Fly to

Route

Depart

Return

Price

New YorkDublin

JFK - DUB

JFKDUB

New York John F Kennedy Intl

Thu 5/2

17:30-10:05

1 stop11h 35m

Dublin

Sun 8/2

09:00-20:58

2 stops16h 58m

€301

NewarkDublin

EWR - DUB

EWRDUB

Newark

Thu 5/2

17:45-05:15

Nonstop6h 30m

Dublin

Sun 8/2

13:15-16:15

Nonstop8h 00m

€301

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 21/2

22:15-09:20

Nonstop6h 05m

Dublin

Sat 28/2

11:30-13:55

Nonstop7h 25m

€301

NewarkDublin

EWR - DUB

EWRDUB

Newark

Thu 29/1

19:55-07:30

Nonstop6h 35m

Dublin

Sat 7/2

09:30-12:00

Nonstop7h 30m

€302

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 21/2

22:15-09:20

Nonstop6h 05m

Dublin

Sat 28/2

11:30-13:55

Nonstop7h 25m

€302

New YorkDublin

JFK - DUB

JFKDUB

New York John F Kennedy Intl

Tue 24/2

21:20-08:45

Nonstop6h 25m

Dublin

Fri 6/3

10:45-13:20

Nonstop7h 35m

€302

NewarkDublin

EWR - DUB

EWRDUB

Newark

Thu 23/4

19:50-07:30

Nonstop6h 40m

Dublin

Sun 26/4

09:50-08:27

1 stop27h 37m

€302

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 13/4

23:30-10:45

Nonstop6h 15m

Dublin

Wed 22/4

15:00-17:04

Nonstop7h 04m

€305

ChicagoDublin

ORD - DUB

ORDDUB

Chicago O'Hare Intl

Wed 25/3

16:50-05:10

Nonstop7h 20m

Dublin

Tue 7/4

13:20-19:33

1 stop12h 13m

€363

Washington, D.C.Dublin

IAD - DUB

IADDUB

Washington, D.C. Dulles Intl

Tue 28/4

15:53-09:35

1 stop12h 42m

Dublin

Mon 4/5

12:35-15:45

Nonstop8h 10m

€388

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Delays

Other information

What is the cheapest month to fly to Ireland?

The month of November is another great option to travel to Ireland, with average flight prices from United States averaging around €382.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Friday when prices can be found for as low as €425. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around €585. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

What is the cheapest United States to Ireland flight route?

Fly from Newark to Dublin for the best United States - Ireland flight prices

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €485 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from United States for as low as €452 on momondo.

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

There are 4 cabin classes available to choose from on United States to Ireland 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 United States to Ireland flights?

You could potentially save up to 21% on your flight if you consider stops on a United States to Ireland flight.

Cheap United States to Ireland flight deals and tips

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

Best price found	€270
Fastest flight time	5h 55m
Direct flights	Every day
Airports in Ireland	77 airports

The best one-way flight to Ireland from United States in the past 72 hours is €270. The best return flight deal from United States to Ireland found on momondo in the last 72 hours is €365.

The fastest flight from United States to Ireland takes 5h 55m

Direct flights go from United States to Ireland every day.

There are 77 airports in Ireland. From United States there are direct flights to Dublin (DUB).

Search flight deals

When did momondo last update prices for flights from United States to Ireland?
Prices for flights from United States to Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from United States to Ireland?
There are 4 operators available for flights from United States to Ireland as of January 2026.
How old do you have to be to fly from United States to Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Ireland.
What documentation or ID do you need to fly to Ireland?
The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from United States to Ireland?
momondo data reveals that the most frequently booked plane model on the route from United States to Ireland is Airbus A330-300, representing 16.85% of all bookings. The subsequent popular models are Boeing 777 at 15.45%, Airbus A321neo at 15.22%, and Boeing 757-200 at 8.95%.

Best airlines flying from United States to Ireland

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom €236	Free Cancellation	Rating 7.9 8,073 reviews	Search Delta flights
Aer Lingus	PriceFrom €293	Free Cancellation	Rating 7.2 1,435 reviews	Search Aer Lingus flights
United Airlines	PriceFrom €300	Free Cancellation	Rating 7.4 9,174 reviews	Search United Airlines flights
JetBlue	PriceFrom €360	Free Cancellation	Rating 7.2 2,891 reviews	Search JetBlue flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United States to Ireland for you.

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

Yes. momondo allows you to filter the results for United States to Ireland flights to just show those with flexible booking policies.

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

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

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

Yes momondo offers price alerts on flights to Ireland from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ireland 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.

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Find better results for your trip to Ireland

Popular Cities in Ireland

Flights to Dublinfrom €40

Flights to Corkfrom €93

Flights to Shannon, Clarefrom €90

Flights to Donegalfrom €78

Flights to Milltown (Kerry)from €39

Cheap flights from the United States to Ireland from €187

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Ireland departing on 1/2. 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

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Price Alerts

Find the cheapest flights from the United States to Ireland

Recent return flight deals from the United States to Ireland

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

Recent last minute flight deals from the United States to Ireland

Recent direct flight deals from the United States to Ireland

Aer Lingus flights from United States to Ireland

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

Scandinavian Airlines flights from United States to Ireland

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

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

See travel insights to Ireland from

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

What is the cheapest month to fly to Ireland?

The month of November is another great option to travel to Ireland, with average flight prices from United States averaging around €382.

What is the cheapest day to depart on your flight to Ireland?

What is the cheapest United States to Ireland flight route?

Fly from Newark to Dublin for the best United States - Ireland flight prices

How far in advance should I book a flight to Ireland?

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

There are 4 cabin classes available to choose from on United States to Ireland 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 United States to Ireland flights?

You could potentially save up to 21% on your flight if you consider stops on a United States to Ireland flight.

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

Aer Lingus, SWISS, and KLM are the most popular carriers operating from United States to Ireland

Which airlines fly to Ireland?

How often are flights from the United States to Ireland delayed?

Historically, on average around 15% of flights between United States and Ireland have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

What is the most punctual flight time for the United States to Ireland flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday 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.

Which airline has the best punctuality record on the United States to Ireland flights?

According to our data, JetBlue have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

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

The number of flights available between United States and Ireland is 56 per day as of January 2026. The most frequent departure time is 17:00, with 59% of daily flights leaving in the evening.

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

As of January 2026, there are 396 flights per week flying from United States to Ireland. The most common day of the week flights depart is Fri, with 15% of flights taking off on this day.

How long is the flight from United States to Ireland?

On average, it takes 6h to fly from United States to Ireland if you fly out of Boston (the most popular airport in United States) and into Dublin (the most popular airport in Ireland). If you’re flying out of New York and into Dublin, then the flight time is around 6h 20m.

Cheap United States to Ireland flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in Ireland

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

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

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

What documentation or ID do you need to fly to Ireland?

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

Best airlines flying from United States to Ireland

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

Why use momondo?

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

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

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

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

An easier way to manage your Ireland 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 Ireland

Popular Cities in Ireland

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