How popular is this Ireland to USA flight route?

Within the past month, 309 users have taken a look at flights from Ireland to United States.

How long is the flight from Ireland to USA?

For as low as £354, Scandinavian Airlines can have you in USA from Ireland in 11h 20m. The distance between Ireland and USA is about 2983 mi. Both multi-stop and direct flights can be found to your destination and back.

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

The cheapet airlines for a one-way flight from Ireland to USA are Aer Lingus (£189), Icelandair (£232), and JetBlue (£236).

In terms of precipitation, rainfall in USA ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit USA when rainfall is around 71.0 mm.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

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

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

How can I find direct flights from Ireland to USA?

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

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

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

£226+ Flights from Ireland to the United States

Cheap flight deals from Ireland to USA

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to USA
Explore the most affordable flight options available from Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Tue 23/1217:30DUB - EWR

1 stop25h 05mScandinavian Airlines

Thu 15/117:40EWR - DUB

1 stop12h 05mScandinavian Airlines

Deal found 17/12£391

Tue 23/1216:35DUB - EWR

2 stops26h 00mScandinavian Airlines

Wed 14/117:40EWR - DUB

1 stop12h 05mScandinavian Airlines

Deal found 17/12£394

Mon 22/1220:20DUB - JFK

2 stops48h 25mScandinavian Airlines

Fri 9/117:35JFK - DUB

1 stop10h 50mScandinavian Airlines

Deal found 16/12£397

Tue 23/1217:30DUB - EWR

1 stop25h 05mScandinavian Airlines

Fri 9/117:30EWR - DUB

1 stop10h 55mScandinavian Airlines

Deal found 17/12£401

Tue 23/1217:30DUB - EWR

1 stop25h 05mScandinavian Airlines

Tue 13/117:30EWR - DUB

1 stop13h 15mScandinavian Airlines

Deal found 17/12£413

Tue 23/1216:35DUB - EWR

2 stops26h 00mScandinavian Airlines

Sat 10/117:30EWR - DUB

1 stop10h 55mScandinavian Airlines

Deal found 17/12£416

Wed 24/1210:20DUB - BOS

1 stop10h 40mAmerican Airlines

Sun 28/1218:50BOS - DUB

1 stop8h 50mAmerican Airlines

Deal found 16/12£419

Tue 23/1216:35DUB - JFK

2 stops28h 10mScandinavian Airlines

Sun 11/117:35JFK - DUB

1 stop13h 10mScandinavian Airlines

Deal found 17/12£425

Wed 24/1210:45DUB - JFK

Nonstop7h 35mMultiple Airlines

Sat 10/116:30JFK - DUB

1 stop10h 20mMultiple Airlines

Deal found 17/12£427

Wed 24/1210:45DUB - JFK

Nonstop7h 35mKLM

Sat 10/121:20JFK - DUB

Nonstop6h 25mKLM

Deal found 17/12£430

Wed 24/1211:30DUB - JFK

1 stop12h 14mDelta

Wed 14/118:50JFK - DUB

1 stop12h 50mDelta

Deal found 17/12£435

Tue 23/1217:30DUB - EWR

1 stop25h 05mScandinavian Airlines

Fri 16/117:40EWR - DUB

2 stops34h 45mScandinavian Airlines

Deal found 17/12£441

Best flights from Ireland to USA
Discover carefully curated flight deals from Ireland to USA that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 December 2025.

Thu 22/111:30DUB - EWR

2 stops30h 55mScandinavian Airlines

Mon 26/117:40EWR - DUB

1 stop12h 05mScandinavian Airlines

Deal found 16/12£259

Thu 9/414:15DUB - JFK

1 stop10h 05mIcelandair

Sat 2/520:30JFK - DUB

1 stop9h 35mIcelandair

Deal found 17/12£335

Wed 25/216:55DUB - BOS

1 stop26h 40mTAP AIR PORTUGAL

Sun 1/318:05BOS - DUB

1 stop11h 15mTAP AIR PORTUGAL

Deal found 17/12£357

Sat 24/110:55DUB - LAS

2 stops19h 42mBritish Airways

Tue 27/112:00LAS - DUB

2 stops21h 00mBritish Airways

Deal found 17/12£361

Fri 13/311:30DUB - LAS

1 stop18h 06mMultiple Airlines

Sun 22/321:55LAS - DUB

1 stop27h 00mMultiple Airlines

Deal found 16/12£363

Sat 31/108:50DUB - LAS

1 stop13h 25mDelta

Thu 5/210:19LAS - DUB

2 stops14h 26mDelta

Deal found 17/12£379

Thu 29/108:50DUB - LAS

1 stop13h 25mKLM

Thu 5/211:56LAS - DUB

1 stop12h 49mKLM

Deal found 17/12£379

Thu 29/105:00DUB - BOS

1 stop13h 35mLufthansa

Thu 5/214:20BOS - DUB

2 stops14h 45mLufthansa

Deal found 17/12£393

Wed 4/209:00DUB - LGA

1 stop18h 33mUnited Airlines

Sun 8/207:15LGA - DUB

1 stop19h 55mUnited Airlines

Deal found 17/12£420

Tue 24/319:05DUB - EWR

1 stop25h 35mScandinavian Airlines

Sat 4/417:30EWR - DUB

1 stop19h 55mScandinavian Airlines

Deal found 16/12£279

Tue 28/419:05DUB - EWR

2 stops23h 10mScandinavian Airlines

Fri 1/517:20EWR - DUB

1 stop20h 50mScandinavian Airlines

Deal found 17/12£289

Tue 14/414:15DUB - JFK

1 stop10h 05mIcelandair

Sun 3/520:30JFK - DUB

1 stop11h 45mIcelandair

Deal found 17/12£335

Wed 6/519:05DUB - EWR

2 stops23h 15mScandinavian Airlines

Wed 13/517:30EWR - DUB

2 stops19h 00mScandinavian Airlines

Deal found 16/12£292

Thu 12/310:30DUB - LAS

2 stops18h 19mBritish Airways

Tue 17/312:29LAS - DUB

2 stops21h 31mBritish Airways

Deal found 17/12£362

Thu 9/414:15DUB - JFK

1 stop10h 05mIcelandair

Fri 1/520:30JFK - DUB

1 stop11h 45mIcelandair

Deal found 17/12£335

Fri 16/118:05DUB - LAS

2 stops33h 17mMultiple Airlines

Fri 23/110:07LAS - DUB

2 stops14h 33mMultiple Airlines

Deal found 17/12£369

Tue 13/105:55DUB - MCO

2 stops20h 36mDelta

Tue 3/218:35MCO - DUB

2 stops17h 15mDelta

Deal found 15/12£390

Fri 20/311:30DUB - LGA

1 stop11h 00mKLM

Tue 24/317:00LGA - DUB

1 stop12h 20mKLM

Deal found 16/12£394

Sat 31/110:10DUB - EWR

2 stops32h 25mScandinavian Airlines

Sat 7/217:40EWR - DUB

1 stop11h 30mScandinavian Airlines

Deal found 17/12£298

Thu 9/414:15DUB - JFK

1 stop10h 05mIcelandair

Sun 3/523:10JFK - DUB

1 stop9h 05mIcelandair

Deal found 17/12£335

Fri 30/118:05DUB - LAS

2 stops33h 17mMultiple Airlines

Wed 4/211:01LAS - DUB

2 stops13h 39mMultiple Airlines

Deal found 17/12£369

Sat 24/105:55DUB - MCO

2 stops20h 07mDelta

Mon 2/208:00MCO - DUB

2 stops19h 45mDelta

Deal found 17/12£393

Wed 1/415:00DUB - LGA

1 stop10h 24mKLM

Mon 6/418:00LGA - DUB

1 stop11h 45mKLM

Deal found 16/12£397

Tue 14/411:40DUB - EWR

1 stop30h 35mScandinavian Airlines

Thu 30/417:45EWR - DUB

1 stop20h 35mScandinavian Airlines

Deal found 17/12£301

Wed 4/215:10DUB - LGA

2 stops31h 36mBritish Airways

Sun 8/221:15LGA - DUB

2 stops38h 50mBritish Airways

Deal found 15/12£405

Wed 14/111:30DUB - LAS

2 stops18h 18mMultiple Airlines

Sun 18/122:59LAS - DUB

1 stop25h 41mMultiple Airlines

Deal found 16/12£376

Fri 16/111:30DUB - BOS

1 stop11h 20mIcelandair

Mon 19/119:50BOS - DUB

1 stop9h 25mIcelandair

Deal found 15/12£354

Sat 31/108:50DUB - MCO

2 stops17h 12mDelta

Thu 5/212:05MCO - DUB

2 stops15h 40mDelta

Deal found 17/12£393

Fri 1/515:00DUB - LGA

1 stop10h 32mKLM

Sat 9/517:00LGA - DUB

1 stop12h 00mKLM

Deal found 17/12£399

Fri 10/419:50DUB - EWR

1 stop22h 25mScandinavian Airlines

Thu 30/417:45EWR - DUB

1 stop20h 35mScandinavian Airlines

Deal found 17/12£301

Direct flights from Ireland to USA
Explore direct flight options from Ireland to USA based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 December 2025.

Wed 6/511:45DUB - JFK

Nonstop7h 36mJetBlue

Mon 11/521:10JFK - DUB

Nonstop6h 50mJetBlue

Deal found 17/12£324

Sat 31/115:15DUB - LAS

Nonstop10h 35mAer Lingus

Sat 7/219:35LAS - DUB

Nonstop9h 45mAer Lingus

Deal found 17/12£362

Sat 31/115:15DUB - LAS

Nonstop10h 35mAer Lingus

Thu 5/219:35LAS - DUB

Nonstop9h 45mAer Lingus

Deal found 17/12£372

Thu 5/216:40DUB - JFK

Nonstop7h 49mAer Lingus

Mon 9/217:00JFK - DUB

Nonstop6h 20mAer Lingus

Deal found 16/12£373

Fri 20/311:15DUB - JFK

Nonstop7h 40mAer Lingus

Tue 24/318:00JFK - DUB

Nonstop6h 20mAer Lingus

Deal found 16/12£375

Thu 15/110:45DUB - JFK

Nonstop7h 45mKLM

Thu 22/121:20JFK - DUB

Nonstop6h 25mKLM

Deal found 16/12£376

Mon 9/210:45DUB - JFK

Nonstop7h 40mKLM

Mon 16/221:20JFK - DUB

Nonstop6h 25mKLM

Deal found 17/12£377

Tue 26/519:50DUB - BOS

Nonstop7h 10mAer Lingus

Tue 2/621:25BOS - DUB

Nonstop6h 00mAer Lingus

Deal found 16/12£378

Thu 22/110:45DUB - JFK

Nonstop7h 45mKLM

Mon 26/121:20JFK - DUB

Nonstop6h 25mKLM

Deal found 16/12£379

Sat 31/110:45DUB - JFK

Nonstop7h 45mKLM

Sat 7/221:20JFK - DUB

Nonstop6h 25mKLM

Deal found 17/12£380

Sat 16/511:05DUB - JFK

Nonstop7h 20mAer Lingus

Sat 16/523:45JFK - DUB

Nonstop6h 35mAer Lingus

Deal found 17/12£382

Thu 16/419:45DUB - JFK

Nonstop7h 30mAer Lingus

Mon 20/421:05JFK - DUB

Nonstop6h 40mAer Lingus

Deal found 18/12£384

Last-minute flights from Ireland to USA
Discover last-minute flight deals from Ireland to USA. Data last updated 18 December 2025 and is based on user searches.

Sun 11/110:55DUB - EWR

1 stop31h 40mScandinavian Airlines

Sun 18/118:30EWR - DUB

1 stop12h 15mScandinavian Airlines

Deal found 16/12£250

Sun 11/110:10DUB - JFK

1 stop34h 35mScandinavian Airlines

Sun 18/117:35JFK - DUB

1 stop19h 45mScandinavian Airlines

Deal found 16/12£322

Sun 11/110:55DUB - JFK

2 stops33h 50mScandinavian Airlines

Wed 21/117:35JFK - DUB

2 stops35h 25mScandinavian Airlines

Deal found 16/12£331

Thu 15/111:30DUB - EWR

2 stops30h 55mScandinavian Airlines

Sun 18/118:30EWR - DUB

1 stop12h 15mScandinavian Airlines

Deal found 17/12£261

Thu 15/111:30DUB - EWR

2 stops30h 55mScandinavian Airlines

Thu 22/117:40EWR - DUB

1 stop12h 05mScandinavian Airlines

Deal found 16/12£263

Thu 15/111:30DUB - BOS

1 stop11h 20mIcelandair

Thu 22/119:50BOS - DUB

1 stop9h 25mIcelandair

Deal found 16/12£331

Fri 16/111:30DUB - JFK

2 stops33h 15mScandinavian Airlines

Fri 23/117:35JFK - DUB

2 stops35h 35mScandinavian Airlines

Deal found 17/12£325

Thu 22/111:30DUB - EWR

2 stops30h 55mScandinavian Airlines

Sun 25/117:40EWR - DUB

1 stop12h 05mScandinavian Airlines

Deal found 16/12£242

Thu 22/111:30DUB - EWR

2 stops30h 55mScandinavian Airlines

Mon 26/117:40EWR - DUB

1 stop12h 05mScandinavian Airlines

Deal found 16/12£259

Fri 23/119:05DUB - EWR

1 stop25h 35mScandinavian Airlines

Thu 12/217:40EWR - DUB

1 stop19h 30mScandinavian Airlines

Deal found 17/12£257

Thu 29/119:05DUB - EWR

1 stop25h 35mScandinavian Airlines

Sun 1/217:40EWR - DUB

1 stop12h 05mScandinavian Airlines

Deal found 16/12£248

Fri 30/120:20DUB - JFK

2 stops24h 25mScandinavian Airlines

Fri 6/217:35JFK - DUB

2 stops36h 45mScandinavian Airlines

Deal found 16/12£322

One-way flights from Ireland to USA
Search for one-way flight options from Ireland to USA. Find affordable one-way fares based on user searches. Data last updated 18 December 2025.

Mon 16/213:20DUB - BOS

1 stop12h 35mLEVEL

Deal found 16/12£226

Thu 15/108:35DUB - MCO

1 stop15h 05mMultiple Airlines

Deal found 16/12£278

Wed 14/111:25DUB - EWR

1 stop14h 35mMultiple Airlines

Deal found 17/12£283

Fri 30/116:55DUB - BOS

1 stop32h 15mTAP AIR PORTUGAL

Deal found 16/12£289

Tue 19/521:35DUB - BOS

1 stop28h 30mLEVEL

Deal found 16/12£290

Sun 19/421:35DUB - BOS

1 stop28h 30mLEVEL

Deal found 16/12£291

Mon 16/313:20DUB - BOS

1 stop12h 35mLEVEL

Deal found 17/12£298

Thu 7/509:50DUB - BOS

1 stop16h 15mLEVEL

Deal found 16/12£301

Tue 24/216:55DUB - BOS

1 stop26h 40mTAP AIR PORTUGAL

Deal found 17/12£307

Sun 19/405:30DUB - BOS

1 stop14h 10mTAP AIR PORTUGAL

Deal found 17/12£310

Tue 16/621:00DUB - JFK

1 stop20h 25mMultiple Airlines

Deal found 15/12£311

Thu 11/621:00DUB - JFK

1 stop20h 20mMultiple Airlines

Deal found 17/12£313

Find flight deals from Ireland to USA

Round-trip from	£238
One-way from	£226
Popular in	July
Cheapest in	February
Average price	£447
Good round-trip deal	£362 or less
Good one-way deal	£259 or less

Scandinavian Airlines
20/3-24/3
2 total stops
35h 45m total
Ireland to USA

Search Deals

LEVEL
16/2
1 total stop
12h 35m total
Ireland to USA

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£52 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Ireland to USA.

Search Deals

Price to beat on a one-way flight from Ireland to USA.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

DublinNewark

DUB - EWR

DUBEWR

Dublin

Thu 22/1

11:30-13:25

2 stops30h 55m

Newark

Mon 26/1

17:40-10:45

1 stop12h 05m

£259

DublinNewark

DUB - EWR

DUBEWR

Dublin

Tue 24/3

19:05-16:40

1 stop25h 35m

Newark

Sat 4/4

17:30-18:25

1 stop19h 55m

£279

DublinNewark

DUB - EWR

DUBEWR

Dublin

Tue 28/4

19:05-13:15

2 stops23h 10m

Newark

Fri 1/5

17:20-19:10

1 stop20h 50m

£289

DublinNewark

DUB - EWR

DUBEWR

Dublin

Wed 6/5

19:05-13:20

2 stops23h 15m

Newark

Wed 13/5

17:30-17:30

2 stops19h 00m

£292

DublinNewark

DUB - EWR

DUBEWR

Dublin

Sat 31/1

10:10-13:35

2 stops32h 25m

Newark

Sat 7/2

17:40-10:10

1 stop11h 30m

£298

DublinNewark

DUB - EWR

DUBEWR

Dublin

Tue 14/4

11:40-13:15

1 stop30h 35m

Newark

Thu 30/4

17:45-19:20

1 stop20h 35m

£301

DublinNewark

DUB - EWR

DUBEWR

Dublin

Fri 10/4

19:50-13:15

1 stop22h 25m

Newark

Thu 30/4

17:45-19:20

1 stop20h 35m

£301

DublinNew York

DUB - JFK

DUBJFK

Dublin

Thu 9/4

14:15-19:20

1 stop10h 05m

New York John F Kennedy Intl

Sat 2/5

20:30-11:05

1 stop9h 35m

£335

DublinNew York

DUB - JFK

DUBJFK

Dublin

Tue 14/4

14:15-19:20

1 stop10h 05m

New York John F Kennedy Intl

Sun 3/5

20:30-13:15

1 stop11h 45m

£335

DublinNew York

DUB - JFK

DUBJFK

Dublin

Thu 9/4

14:15-19:20

1 stop10h 05m

New York John F Kennedy Intl

Fri 1/5

20:30-13:15

1 stop11h 45m

£335

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 60 results

...

Best time to book a flight from Ireland to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Ireland with our price prediction graph.

Estimated return 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 Ireland to the United States

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

Currently, January is the cheapest month in which you can book a flight from Ireland to USA (average of £237). Flying from Ireland to USA in July is currently the most expensive (average of £352). 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 IE to US?

Unlike in the morning, when flights are generally more expensive, you can save up to 22% on flights from Ireland to USA by exploring options for tickets in the evening.

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

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

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

About 12% of weekly flights between Ireland and United States have experienced delays in the past year, with the average delay time being 144 minutes.

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

Historically, flights departing in the early afternoon 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?

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

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

Over the past year, JetBlue have had the lowest number of delays on this route, with just 9% of flights being delayed.

Reviews of airlines servicing USA

See what other customers who have flown with KLM, United Airlines, andAmerican Airlines from Ireland to the United States have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

KLM

7.7

Good

1,428 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

United Airlines

7.4

Good

9,095 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

American Airlines

7.2

Good

11,054 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Aer Lingus

7.2

Good

1,399 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

British Airways

6.7

Okay

7,585 reviews

KLM

7.7

Good

1,428 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

How popular is this Ireland to USA flight route?
Within the past month, 309 users have taken a look at flights from Ireland to United States.
How long is the flight from Ireland to USA?
For as low as £354, Scandinavian Airlines can have you in USA from Ireland in 11h 20m. The distance between Ireland and USA is about 2983 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from Ireland to USA one-way?
The cheapet airlines for a one-way flight from Ireland to USA are Aer Lingus (£189), Icelandair (£232), and JetBlue (£236).
Can I find deals for flights from Ireland to USA that include hotel bookings?
Yes. In addition to deals on Ireland to USA flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ireland to USA?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to USA.
Can I find deals for business class flights from Ireland to USA?
Yes. Cheapflights offers flight deals from Ireland to USA 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 Ireland to USA?
Currently, January is the cheapest month in which you can book a flight from Ireland to USA (average of £237). Flying from Ireland to USA in July is currently the most expensive (average of £352). 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

Top 10 airlines flying from Ireland to USA

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest£218	Average£262	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
Scandinavian Airlines	Cheapest£229	Average£357	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Icelandair	Cheapest£263	Average£381	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£266	Average£442	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
TAP AIR PORTUGAL	Cheapest£276	Average£386	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
KLM	Cheapest£282	Average£499	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Aer Lingus	Cheapest£292	Average£525	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Air France	Cheapest£297	Average£526	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Lufthansa	Cheapest£306	Average£493	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Iberia	Cheapest£306	Average£544	FlexibilityNo cancel fee	On-time77%	Search Iberia flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ireland to USA?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ireland to USA. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ireland to USA?

Cheapflights helps you find that perfect flight to USA from Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ireland to USA with no change fees?

Yes, we can. To see specific flights from Ireland to USA with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to USA become cheaper?

Yes, Cheapflights offers price alerts on Ireland to USA flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Ireland to the United States from £226

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 16/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to USA

Cheapest flights from Ireland to USAExplore the most affordable flight options available from Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Explore the most affordable flight options available from Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Find flight deals from Ireland to USA

Keep the following information in mind while searching for Ireland to USA flight deals. Data was last updated 18 December 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

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

Best time to book a flight from Ireland to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Ireland with our price prediction graph.

Cheapflights Insights

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

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

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

Find hourly flight availability from Ireland to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

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

Use this chart to determine the cheapest time to fly return from Ireland to USA. Price data was last updated on 13 December 2025.

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

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

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

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

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated 18 December 2025.

See what other customers who have flown with KLM, United Airlines, andAmerican Airlines from Ireland to the United States have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ireland to USA. 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 Ireland to USA flight route?

How long is the flight from Ireland to USA?

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

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

How can I find direct flights from Ireland to USA?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to USA

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Ireland to USA

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Cheapest flights from Ireland to USA
Explore the most affordable flight options available from Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.