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Ireland

$219+ Cheap flights from the United States to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DUB
Nov 23 — Nov 301
Sun 11/23
Sun 11/30
1 adult, Economy
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Cheap flight deals from USA to Ireland

Keep the following information in mind while searching for USA to Ireland flight deals. Data was last updated October 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$327
(Mytrip)

One-way from

$219
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$453

Good round-trip deal

$379 or less

Good one-way deal

$268 or less
Provider with most accurate pricing for New York (NYC)-Dublin flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Dublin flights.
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From USA to Ireland
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One-way flight from USA to Ireland
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Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from USA to Ireland.
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Price to beat on a one-way flight from USA to Ireland.
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Find flight deals from USA to Ireland

Cheapest flights from USA to Ireland
Explore the most affordable flight options available from USA to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2025.

This Mytrip deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/143:30 pmLGA - DUB
1 stop10h 40mMultiple Airlines
Sun 11/239:00 amDUB - LGA
1 stop11h 38mMultiple Airlines
Deal found 10/23$329
This United Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:00 amLGA - DUB
1 stop23h 20mUnited Airlines
Wed 11/199:00 amDUB - LGA
1 stop28h 07mUnited Airlines
Deal found 10/23$331
This Mytrip deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:30 pmLGA - DUB
1 stop10h 40mMultiple Airlines
Mon 11/179:00 amDUB - LGA
1 stop15h 03mMultiple Airlines
Deal found 10/23$332
This Mytrip deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/133:30 pmLGA - DUB
1 stop10h 40mMultiple Airlines
Mon 11/179:00 amDUB - LGA
1 stop13h 58mMultiple Airlines
Deal found 10/23$333
This KAYAK deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/114:25 pmJFK - DUB
1 stop20h 20mSWISS
Tue 12/912:55 pmDUB - JFK
1 stop32h 45mSWISS
Deal found 10/23$337
This KAYAK deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:25 pmJFK - DUB
1 stop14h 40mSWISS
Wed 12/312:50 pmDUB - JFK
1 stop29h 15mSWISS
Deal found 10/22$338
This Ticket deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/265:00 pmBOS - DUB
1 stop11h 45mMultiple Airlines
Mon 11/36:00 amDUB - BOS
1 stop12h 40mMultiple Airlines
Deal found 10/23$338
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:00 pmJFK - DUB
1 stop15h 45mSWISS
Thu 11/206:35 pmDUB - JFK
1 stop23h 30mSWISS
Deal found 10/22$339
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/129:50 pmBOS - DUB
1 stop14h 55mSWISS
Tue 11/1812:55 pmDUB - BOS
1 stop12h 25mSWISS
Deal found 10/20$339
This Kiwi.com deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:00 pmJFK - DUB
1 stop15h 45mSWISS
Thu 11/206:35 pmDUB - JFK
1 stop23h 30mSWISS
Deal found 10/23$340
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/810:00 pmEWR - DUB
1 stop33h 30mSWISS
Sat 11/156:35 pmDUB - EWR
1 stop30h 55mSWISS
Deal found 10/22$340
This Kiwi.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:50 pmBOS - DUB
1 stop33h 40mSWISS
Wed 12/1012:50 pmDUB - BOS
1 stop12h 30mSWISS
Deal found 10/22$340

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 24, 2025.
Use the filters below to find and compare flights from the United States to Ireland that are best for you.

Fly from

USA

Fly to

Ireland

Route

Depart

Return

Price

NewarkDublin

EWR - DUB

EWRDUB

Newark

Sat 11/8

3:03 pm-10:20 am

1 stop14h 17m

Dublin

Sat 11/15

9:00 am-7:38 pm

2 stops15h 38m

$344

NewarkDublin

EWR - DUB

EWRDUB

Newark

Thu 12/11

7:55 pm-7:30 am

Nonstop6h 35m

Dublin

Sun 12/14

9:00 am-7:38 pm

1 stop15h 38m

$344

New YorkDublin

JFK - DUB

JFKDUB

New York John F Kennedy Intl

Sun 11/9

9:20 pm-8:45 am

Nonstop6h 25m

Dublin

Tue 11/25

10:45 am-1:20 pm

Nonstop7h 35m

$349

NewarkDublin

EWR - DUB

EWRDUB

Newark

Thu 12/11

5:45 pm-5:15 am

Nonstop6h 30m

Dublin

Sun 12/14

1:15 pm-4:15 pm

Nonstop8h 00m

$349

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 2/26

8:11 am-9:55 am

1 stop20h 44m

Dublin

Mon 3/2

9:00 am-9:32 am

2 stops29h 32m

$349

New YorkDublin

JFK - DUB

JFKDUB

New York John F Kennedy Intl

Sun 11/16

9:20 pm-8:45 am

Nonstop6h 25m

Dublin

Tue 11/25

10:45 am-1:20 pm

Nonstop7h 35m

$349

NewarkDublin

EWR - DUB

EWRDUB

Newark

Fri 1/16

7:55 pm-7:30 am

Nonstop6h 35m

Dublin

Mon 1/19

9:30 am-12:00 pm

Nonstop7h 30m

$349

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 11/9

10:20 pm-9:20 am

Nonstop6h 00m

Dublin

Mon 11/17

11:30 am-1:40 pm

Nonstop7h 10m

$349

New YorkDublin

LGA - DUB

LGADUB

New York LaGuardia

Wed 1/7

6:05 am-7:10 am

2 stops44h 05m

Dublin

Sat 2/28

9:00 am-10:43 am

1 stop30h 43m

$350

New YorkDublin

LGA - DUB

LGADUB

New York LaGuardia

Wed 1/7

6:45 pm-7:10 am

1 stop31h 25m

Dublin

Sat 2/28

9:00 am-9:13 am

1 stop29h 13m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 60 results
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Best time to book a flight from USA to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from USA with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United States to Ireland

What is the cheapest month to book a flight from USA to Ireland?

Currently, October is the cheapest month in which you can book a flight from USA to Ireland (average of $277). Flying from USA to Ireland in June is currently the most expensive (average of $427). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from US to IE?

Find hourly flight availability from USA to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 24, 2025.

It’s optimal to fly from USA to Ireland at noon. By choosing this option you can save up to 4% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from USA to Ireland?

Use this chart to determine the cheapest time to fly round-trip from USA to Ireland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their USA to Ireland flight should consider departing on Sunday at noon when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated October 24, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from the United States to Ireland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,992 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,031 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Aer Lingus
7.2
Good
1,352 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Icelandair
7.1
Good
561 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from USA to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this USA to Ireland flight route?

    Within the past month, 50 users have taken a look at flights from United States to Ireland.

  • How long is the flight from USA to Ireland?

    Departing from USA to Ireland will take you 6h 25m. The distance between USA and Ireland is about 3169 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from USA to Ireland one-way?

    $227 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on SWISS and LEVEL, with prices starting from $236 and $238, respectively.

  • Can I find deals for flights from USA to Ireland that include hotel bookings?

    Yes. In addition to deals on USA to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Ireland.

  • Can I find deals for business class flights from USA to Ireland?

    Yes. Cheapflights offers flight deals from USA to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from USA to Ireland?

    Currently, October is the cheapest month in which you can book a flight from USA to Ireland (average of $277). Flying from USA to Ireland in June is currently the most expensive (average of $427). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for USA to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Charles de Gaulle flights
Newark to Charles de Gaulle flights
LaGuardia to Heathrow flights
Newark to Orly flights
John F Kennedy Intl to Leonardo da Vinci/Fiumicino flights
John F Kennedy Intl to London City flights
Boston to Heathrow flights
Newark to Gatwick flights
Dulles Intl to Heathrow flights
John F Kennedy Intl to Gatwick flights
John F Kennedy Intl to Orly flights
Newark to Leonardo da Vinci/Fiumicino flights
Los Angeles to Heathrow flights
LaGuardia to Charles de Gaulle flights
John F Kennedy Intl to Madrid flights
Miami to Madrid flights
John F Kennedy Intl to Istanbul flights
O'Hare Intl to Heathrow flights
John F Kennedy Intl to Luton flights
John F Kennedy Intl to Stansted flights
San Francisco to Heathrow flights
Los Angeles to Charles de Gaulle flights
Newark to Madrid flights
LaGuardia to Gatwick flights
Newark to London City flights
Baltimore to Heathrow flights
John F Kennedy Intl to Lisbon flights
Dallas/Fort Worth to Heathrow flights
John F Kennedy Intl to Malpensa flights
Boston to Charles de Gaulle flights
Dulles Intl to Charles de Gaulle flights
John F Kennedy Intl to Dublin flights
Newark to Lisbon flights
Newark to Luton flights
John F Kennedy Intl to Barcelona-El Prat flights
Newark to Barcelona-El Prat flights
Newark to Malpensa flights
O'Hare Intl to Charles de Gaulle flights
John F Kennedy Intl to Amsterdam flights
Seattle to Heathrow flights
San Francisco to Charles de Gaulle flights
Newark to Dublin flights
Dulles Intl to Madrid flights
Newark to Stansted flights
Atlanta to Heathrow flights
Boston to Gatwick flights
LaGuardia to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Gatwick flights

Top 10 airlines flying from USA to Ireland

Discover the top 10 airlines that operate flights from USA to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$88Average$763FlexibilityNo cancel feeOn-time62%
SWISSCheapest$204Average$572FlexibilityNo cancel feeOn-time79%
DeltaCheapest$244Average$821FlexibilityNo cancel feeOn-timeN/A
PLAYCheapest$291Average$381FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$335Average$756FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$347Average$488FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$347Average$682FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$353Average$771FlexibilityNo cancel feeOn-time69%
TAP AIR PORTUGALCheapest$354Average$538FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$356Average$706FlexibilityNo cancel feeOn-time77%

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