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Ireland

$217+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DUB
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap 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 February 21, 2026.

This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:20 pm
JFK
-
DUB
Nonstop6h 25m
Delta
Tue 3/310:45 am
DUB
-
JFK
Nonstop7h 35m
Delta
Deal found 2/20$350
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:15 pm
EWR
-
DUB
Nonstop6h 40m
United Airlines
Thu 3/129:30 am
DUB
-
EWR
Nonstop7h 30m
United Airlines
Deal found 2/20$350
This FlightHub deal was found by Cheapflights users on 2/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:40 pm
LGA
-
DUB
1 stop9h 05m
Lufthansa
Thu 9/39:50 am
DUB
-
LGA
1 stop14h 47m
Lufthansa
Deal found 2/21$350
This Delta deal was found by Cheapflights users on 2/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2510:15 pm
BOS
-
DUB
Nonstop6h 05m
Delta
Tue 3/311:30 am
DUB
-
BOS
Nonstop7h 10m
Delta
Deal found 2/18$350
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/29:00 am
JFK
-
DUB
1 stop17h 45m
United Airlines
Thu 9/109:20 am
DUB
-
JFK
1 stop17h 24m
United Airlines
Deal found 2/20$351
This United Airlines deal was found by Cheapflights users on 2/17. 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.
Fri 2/272:20 pm
EWR
-
DUB
1 stop12h 50m
United Airlines
Mon 3/29:00 am
DUB
-
EWR
1 stop11h 43m
United Airlines
Deal found 2/17$351
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:30 pm
LGA
-
DUB
1 stop30h 15m
United Airlines
Mon 9/79:50 am
DUB
-
LGA
1 stop27h 11m
United Airlines
Deal found 2/20$351
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 2/2712:35 pm
BOS
-
DUB
1 stop14h 35m
United Airlines
Wed 3/49:00 am
DUB
-
BOS
1 stop11h 55m
United Airlines
Deal found 2/19$351
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 8/73:45 pm
EWR
-
DUB
1 stop11h 00m
United Airlines
Thu 8/209:50 am
DUB
-
EWR
1 stop10h 05m
United Airlines
Deal found 2/19$352
This FlightHub deal was found by Cheapflights users on 2/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:30 pm
LGA
-
DUB
1 stop30h 15m
Air Canada
Thu 9/109:20 am
DUB
-
LGA
1 stop15h 16m
Air Canada
Deal found 2/18$352
This United Airlines deal was found by Cheapflights users on 2/17. 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.
Tue 2/242:20 pm
BOS
-
DUB
2 stops14h 35m
United Airlines
Mon 3/29:00 am
DUB
-
BOS
2 stops17h 51m
United Airlines
Deal found 2/17$352
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 3/45:30 pm
JFK
-
DUB
1 stop11h 35m
Lufthansa
Thu 3/125:00 am
DUB
-
JFK
1 stop13h 50m
Lufthansa
Deal found 2/20$353

Find flight deals from USA to Ireland

Keep the following information in mind while searching for USA to Ireland flight deals. Data was last updated February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$350
(KLM)

One-way from

$217
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$475

Good round-trip deal

$407 or less

Good one-way deal

$322 or less
Provider with most accurate pricing for New York (NYC)-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Dublin flights.
Search Deals
From USA to Ireland
Search Deals
One-way flight from USA to Ireland
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from USA to Ireland.
Search Deals
Price to beat on a one-way flight from USA to Ireland.
Search Deals

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 February 21, 2026.
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

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 3/9

11:15 pm-9:20 am

Nonstop6h 05m

Dublin

Tue 3/17

11:30 am-2:40 pm

Nonstop7h 10m

$350

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 3/2

10:15 pm-9:20 am

Nonstop6h 05m

Dublin

Mon 3/9

11:30 am-2:40 pm

Nonstop7h 10m

$350

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 2/27

12:35 pm-8:10 am

1 stop14h 35m

Dublin

Mon 3/2

9:00 am-5:50 pm

2 stops37h 50m

$351

NewarkDublin

EWR - DUB

EWRDUB

Newark

Mon 8/10

3:45 pm-7:45 am

1 stop11h 00m

Dublin

Sat 8/22

9:50 am-2:55 pm

1 stop10h 05m

$352

New YorkDublin

LGA - DUB

LGADUB

New York LaGuardia

Thu 8/6

6:00 am-7:20 am

1 stop20h 20m

Dublin

Thu 8/20

9:50 am-2:37 pm

1 stop9h 47m

$353

New YorkDublin

JFK - DUB

JFKDUB

New York John F Kennedy Intl

Mon 3/9

1:50 pm-9:20 am

1 stop15h 30m

Dublin

Mon 3/16

10:45 am-2:18 pm

Nonstop7h 33m

$355

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 3/2

1:37 pm-7:45 am

1 stop13h 08m

Dublin

Mon 3/9

11:30 am-2:40 pm

Nonstop7h 10m

$355

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 3/3

8:00 am-7:45 am

1 stop18h 45m

Dublin

Tue 3/10

11:30 am-2:40 pm

Nonstop7h 10m

$355

NewarkDublin

EWR - DUB

EWRDUB

Newark

Thu 3/5

9:05 am-7:10 am

1 stop17h 05m

Dublin

Wed 3/11

8:00 am-3:49 pm

1 stop11h 49m

$355

NewarkDublin

EWR - DUB

EWRDUB

Newark

Thu 4/16

6:10 am-7:20 am

1 stop20h 10m

Dublin

Thu 4/23

9:50 am-4:54 pm

2 stops36h 04m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

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, November is the cheapest month in which you can book a flight from USA to Ireland (average of $263). Flying from USA to Ireland in June is currently the most expensive (average of $416). 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 February 21, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Ireland as you normally would.

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

About 15% of weekly flights between United States and Ireland have experienced delays in the past year, with the average delay time being 166 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

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

Over the last year, JetBlue have had the lowest number of delays on this route, with just 11% of flights being delayed.

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 February 21, 2026.
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
8,229 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,229 reviews
Delta
7.9
Good
8,229 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,336 reviews
Delta
7.9
Good
8,229 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,336 reviews
Delta
7.9
Good
8,229 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Aer Lingus
7.2
Good
1,458 reviews
Delta
7.9
Good
8,229 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,898 reviews
Delta
7.9
Good
8,229 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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, 42 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 05m. The distance between USA and Ireland is about 2983 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?

    $140 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Iberia and Icelandair, with prices starting from $152 and $155, 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, November is the cheapest month in which you can book a flight from USA to Ireland (average of $263). Flying from USA to Ireland in June is currently the most expensive (average of $416). 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.
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Boston to Dublin 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$88Average$855FlexibilityNo cancel feeOn-time62%
WestJetCheapest$203Average$844FlexibilityNo cancel feeOn-time60%
SWISSCheapest$204Average$504FlexibilityNo cancel feeOn-time79%
DeltaCheapest$244Average$764FlexibilityNo cancel feeOn-timeN/A
PLAYCheapest$306Average$384FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$312Average$769FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$337Average$751FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$338Average$744FlexibilityNo cancel feeOn-time70%
IcelandairCheapest$345Average$471FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$349Average$670FlexibilityNo cancel feeOn-time77%

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