How popular is this Ireland to USA flight route?

Within the past month, 314 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 £347, Scandinavian Airlines can have you in USA from Ireland in 7h. 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 (£231), 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.

£205+ 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 12 December 2025.

Sat 13/1210:10DUB - EWR

2 stops32h 25mScandinavian Airlines

Sat 17/117:40EWR - DUB

2 stops37h 05mScandinavian Airlines

Deal found 11/12£391

Mon 15/1219:05DUB - EWR

2 stops47h 20mScandinavian Airlines

Fri 9/118:30EWR - DUB

2 stops33h 55mScandinavian Airlines

Deal found 10/12£406

Tue 16/1219:05DUB - EWR

2 stops23h 20mScandinavian Airlines

Wed 14/118:30EWR - DUB

2 stops35h 15mScandinavian Airlines

Deal found 11/12£409

Sun 14/1219:05DUB - EWR

2 stops23h 20mScandinavian Airlines

Sat 17/118:30EWR - DUB

2 stops36h 15mScandinavian Airlines

Deal found 10/12£419

Wed 24/1208:50DUB - BOS

1 stop15h 05mDelta

Fri 9/106:15BOS - DUB

2 stops20h 45mDelta

Deal found 11/12£421

Wed 24/1220:40DUB - BOS

1 stop30h 15mBritish Airways

Wed 7/107:30BOS - DUB

1 stop19h 25mBritish Airways

Deal found 11/12£422

Fri 19/1211:30DUB - BOS

Nonstop7h 10mDelta

Thu 8/113:25BOS - DUB

2 stops13h 35mDelta

Deal found 10/12£428

Wed 24/1210:45DUB - JFK

Nonstop7h 35mDelta

Sat 10/121:20JFK - DUB

Nonstop6h 25mDelta

Deal found 12/12£428

Wed 24/1210:45DUB - JFK

Nonstop7h 35mMultiple Airlines

Sat 10/116:30JFK - DUB

1 stop10h 20mMultiple Airlines

Deal found 12/12£434

Wed 24/1210:45DUB - JFK

Nonstop7h 35mKLM

Sat 10/121:20JFK - DUB

Nonstop6h 25mKLM

Deal found 12/12£436

Tue 16/1209:30DUB - EWR

Nonstop7h 30mUnited Airlines

Thu 22/119:55EWR - DUB

Nonstop6h 35mUnited Airlines

Deal found 9/12£443

Wed 24/1209:30DUB - BOS

1 stop11h 02mUnited Airlines

Sun 28/1206:01BOS - DUB

1 stop21h 09mUnited Airlines

Deal found 10/12£448

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 12 December 2025.

Thu 22/111:30DUB - EWR

2 stops30h 55mScandinavian Airlines

Mon 26/117:40EWR - DUB

1 stop12h 05mScandinavian Airlines

Deal found 9/12£257

Fri 17/410:40DUB - BOS

Nonstop7h 00mJetBlue

Tue 21/421:03BOS - DUB

Nonstop6h 17mJetBlue

Deal found 10/12£347

Fri 16/111:30DUB - BOS

1 stop11h 20mIcelandair

Mon 19/119:50BOS - DUB

1 stop9h 25mIcelandair

Deal found 10/12£352

Thu 16/408:55DUB - LAS

2 stops18h 17mKLM

Tue 21/411:30LAS - DUB

2 stops17h 10mKLM

Deal found 11/12£364

Wed 21/110:20DUB - LAS

1 stop16h 30mMultiple Airlines

Sun 25/110:07LAS - DUB

2 stops14h 33mMultiple Airlines

Deal found 11/12£367

Tue 13/118:05DUB - LAS

2 stops32h 17mFinnair

Tue 20/111:57LAS - DUB

2 stops21h 23mFinnair

Deal found 9/12£373

Thu 12/205:55DUB - LAS

1 stop16h 20mDelta

Tue 17/207:03LAS - DUB

2 stops16h 57mDelta

Deal found 10/12£373

Fri 16/105:10DUB - BOS

1 stop13h 25mLufthansa

Mon 19/114:20BOS - DUB

2 stops14h 45mLufthansa

Deal found 9/12£389

Wed 4/209:00DUB - LGA

1 stop30h 43mUnited Airlines

Sun 8/209:15LGA - DUB

1 stop17h 55mUnited Airlines

Deal found 9/12£417

Tue 5/509:30DUB - MCO

1 stop19h 09mIberia

Fri 22/519:55MCO - DUB

Nonstop8h 15mIberia

Deal found 12/12£446

Thu 15/111:30DUB - EWR

2 stops30h 55mScandinavian Airlines

Sun 18/118:30EWR - DUB

1 stop12h 15mScandinavian Airlines

Deal found 12/12£269

Mon 19/112:30DUB - EWR

2 stops32h 10mScandinavian Airlines

Mon 26/117:40EWR - DUB

1 stop12h 05mScandinavian Airlines

Deal found 10/12£270

Fri 23/112:30DUB - EWR

2 stops30h 05mScandinavian Airlines

Sun 25/117:40EWR - DUB

2 stops19h 40mScandinavian Airlines

Deal found 10/12£275

Tue 14/414:15DUB - JFK

1 stop10h 05mIcelandair

Tue 21/420:30JFK - DUB

1 stop9h 35mIcelandair

Deal found 11/12£363

Fri 13/311:30DUB - LAS

2 stops17h 19mMultiple Airlines

Sun 22/310:07LAS - DUB

2 stops15h 33mMultiple Airlines

Deal found 11/12£373

Thu 15/108:50DUB - LAS

1 stop13h 25mDelta

Sat 31/107:00LAS - DUB

2 stops17h 00mDelta

Deal found 10/12£373

Mon 19/112:30DUB - EWR

2 stops32h 10mScandinavian Airlines

Sun 25/117:40EWR - DUB

2 stops19h 40mScandinavian Airlines

Deal found 10/12£285

Tue 3/311:30DUB - LGA

1 stop10h 52mKLM

Tue 7/416:00LGA - DUB

1 stop11h 45mKLM

Deal found 9/12£397

Mon 30/312:40DUB - LAS

1 stop14h 22mMultiple Airlines

Mon 6/410:32LAS - DUB

1 stop11h 58mMultiple Airlines

Deal found 11/12£376

Sat 31/108:50DUB - LAS

2 stops21h 09mDelta

Tue 3/211:35LAS - DUB

2 stops20h 10mDelta

Deal found 10/12£377

Sun 18/109:00DUB - LGA

1 stop11h 38mUnited Airlines

Mon 26/115:20LGA - DUB

1 stop11h 50mUnited Airlines

Deal found 11/12£417

Tue 17/219:05DUB - EWR

2 stops23h 30mScandinavian Airlines

Fri 27/218:30EWR - DUB

2 stops33h 55mScandinavian Airlines

Deal found 11/12£285

Mon 30/315:00DUB - MCO

1 stop32h 54mKLM

Thu 9/416:20MCO - DUB

1 stop11h 25mKLM

Deal found 10/12£399

Thu 15/111:30DUB - MIA

1 stop14h 25mIcelandair

Fri 30/117:15MIA - DUB

1 stop12h 00mIcelandair

Deal found 11/12£405

Wed 20/511:45DUB - LAS

1 stop15h 05mMultiple Airlines

Sun 31/508:19LAS - DUB

1 stop17h 36mMultiple Airlines

Deal found 11/12£376

Sat 24/105:55DUB - LAS

2 stops22h 49mDelta

Sat 31/111:56LAS - DUB

2 stops19h 49mDelta

Deal found 10/12£377

Thu 12/210:40DUB - LGA

1 stop14h 32mUnited Airlines

Sun 15/220:15LGA - DUB

1 stop30h 55mUnited Airlines

Deal found 10/12£425

Tue 13/111:30DUB - MIA

1 stop14h 25mIcelandair

Wed 28/117:15MIA - DUB

1 stop12h 00mIcelandair

Deal found 11/12£405

Thu 15/105:55DUB - JFK

1 stop12h 25mMultiple Airlines

Sun 18/116:30JFK - DUB

1 stop10h 30mMultiple Airlines

Deal found 11/12£377

Tue 13/108:50DUB - LAS

2 stops21h 26mDelta

Tue 20/107:00LAS - DUB

2 stops16h 50mDelta

Deal found 10/12£378

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 12 December 2025.

Tue 21/410:40DUB - BOS

Nonstop7h 00mJetBlue

Tue 28/421:03BOS - DUB

Nonstop6h 17mJetBlue

Deal found 10/12£320

Fri 17/410:40DUB - BOS

Nonstop7h 00mJetBlue

Tue 21/421:03BOS - DUB

Nonstop6h 17mJetBlue

Deal found 10/12£347

Wed 4/216:40DUB - JFK

Nonstop7h 49mAer Lingus

Sun 8/221:00JFK - DUB

Nonstop6h 40mAer Lingus

Deal found 11/12£364

Fri 23/116:40DUB - JFK

Nonstop7h 49mAer Lingus

Mon 26/117:00JFK - DUB

Nonstop6h 20mAer Lingus

Deal found 11/12£370

Thu 12/216:40DUB - JFK

Nonstop7h 49mAer Lingus

Mon 16/221:00JFK - DUB

Nonstop6h 40mAer Lingus

Deal found 12/12£373

Thu 12/210:45DUB - JFK

Nonstop7h 40mKLM

Mon 16/221:20JFK - DUB

Nonstop6h 25mKLM

Deal found 11/12£373

Wed 14/116:40DUB - JFK

Nonstop7h 49mAer Lingus

Thu 22/121:00JFK - DUB

Nonstop6h 40mAer Lingus

Deal found 12/12£375

Sun 25/110:45DUB - JFK

Nonstop7h 45mKLM

Sun 1/221:20JFK - DUB

Nonstop6h 25mKLM

Deal found 11/12£376

Mon 6/413:15DUB - JFK

Nonstop7h 40mKLM

Sun 12/421:25JFK - DUB

Nonstop6h 50mKLM

Deal found 11/12£379

Thu 16/411:05DUB - JFK

Nonstop7h 20mAer Lingus

Fri 24/421:05JFK - DUB

Nonstop6h 40mAer Lingus

Deal found 11/12£381

Mon 12/110:45DUB - JFK

Nonstop7h 45mDelta

Sun 18/121:20JFK - DUB

Nonstop6h 25mDelta

Deal found 10/12£386

Tue 20/110:45DUB - JFK

Nonstop7h 45mKLM

Thu 29/121:20JFK - DUB

Nonstop6h 25mKLM

Deal found 12/12£388

Last-minute flights from Ireland to USA
Discover last-minute flight deals from Ireland to USA. Data last updated 12 December 2025 and is based on user searches.

Tue 13/118:05DUB - LAS

2 stops32h 17mFinnair

Tue 20/111:57LAS - DUB

2 stops21h 23mFinnair

Deal found 9/12£373

Tue 13/108:50DUB - LAS

1 stop13h 25mMultiple Airlines

Tue 20/107:00LAS - DUB

2 stops16h 50mMultiple Airlines

Deal found 10/12£373

Tue 13/105:55DUB - LAS

1 stop16h 20mKLM

Tue 20/107:00LAS - DUB

1 stop17h 45mKLM

Deal found 10/12£376

Tue 13/108:50DUB - LAS

2 stops21h 26mDelta

Tue 20/107:00LAS - DUB

2 stops16h 50mDelta

Deal found 10/12£378

Thu 15/111:30DUB - BOS

2 stops33h 20mScandinavian Airlines

Sun 18/117:35BOS - DUB

2 stops13h 10mScandinavian Airlines

Deal found 10/12£356

Fri 16/111:30DUB - BOS

1 stop11h 20mIcelandair

Mon 19/119:50BOS - DUB

1 stop9h 25mIcelandair

Deal found 9/12£351

Wed 21/110:20DUB - LAS

1 stop16h 30mMultiple Airlines

Sun 25/110:07LAS - DUB

2 stops14h 33mMultiple Airlines

Deal found 11/12£367

Thu 22/106:00DUB - LAS

2 stops18h 46mAir France

Tue 27/107:00LAS - DUB

2 stops17h 00mAir France

Deal found 11/12£363

Thu 22/119:05DUB - MIA

3 stops30h 08mMultiple Airlines

Thu 29/120:51MIA - DUB

3 stops31h 34mMultiple Airlines

Deal found 11/12£378

Fri 23/118:05DUB - LAS

2 stops33h 17mMultiple Airlines

Sun 25/122:59LAS - DUB

1 stop25h 41mMultiple Airlines

Deal found 11/12£379

Sat 24/105:55DUB - LGA

2 stops17h 32mMultiple Airlines

Sat 31/117:00LGA - DUB

2 stops17h 45mMultiple Airlines

Deal found 10/12£381

Sat 31/110:45DUB - LAS

1 stop16h 29mAir France

Tue 3/207:00LAS - DUB

2 stops17h 00mAir France

Deal found 10/12£365

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 12 December 2025.

Tue 28/412:50DUB - LAS

3 stops31h 40mWestJet

Deal found 11/12£205

Sun 26/412:50DUB - LAS

3 stops31h 40mWestJet

Deal found 11/12£223

Mon 2/213:20DUB - BOS

1 stop12h 35mLEVEL

Deal found 11/12£224

Mon 13/406:25DUB - MCO

1 stop17h 00mMultiple Airlines

Deal found 11/12£247

Sun 18/113:20DUB - BOS

1 stop12h 35mLEVEL

Deal found 11/12£250

Fri 16/117:20DUB - BOS

1 stop32h 35mMultiple Airlines

Deal found 11/12£251

Thu 30/409:40DUB - LAS

2 stops19h 49mWestJet

Deal found 10/12£255

Mon 27/409:40DUB - LAS

2 stops19h 49mWestJet

Deal found 10/12£256

Mon 16/319:05DUB - EWR

1 stop25h 35mScandinavian Airlines

Deal found 11/12£264

Sat 28/211:30DUB - EWR

2 stops37h 29mMultiple Airlines

Deal found 11/12£275

Wed 29/409:40DUB - LAS

2 stops19h 49mWestJet

Deal found 11/12£275

Mon 2/319:55DUB - MIA

2 stops23h 55mMultiple Airlines

Deal found 10/12£277

Find flight deals from Ireland to USA

Round-trip from	£237
One-way from	£205
Popular in	July
Cheapest in	February
Average price	£443
Good round-trip deal	£368 or less
Good one-way deal	£189 or less

Scandinavian Airlines
27/4-1/5
2 total stops
43h 05m total
Ireland to USA

Search Deals

WestJet
28/4
3 total stops
31h 40m total
Ireland to USA

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£51 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£6 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

£257

DublinNewark

DUB - EWR

DUBEWR

Dublin

Thu 15/1

11:30-13:25

2 stops30h 55m

Newark

Sun 18/1

18:30-11:45

1 stop12h 15m

£269

DublinNewark

DUB - EWR

DUBEWR

Dublin

Mon 19/1

12:30-15:40

2 stops32h 10m

Newark

Mon 26/1

17:40-10:45

1 stop12h 05m

£270

DublinNewark

DUB - EWR

DUBEWR

Dublin

Fri 23/1

12:30-13:35

2 stops30h 05m

Newark

Sun 25/1

17:40-18:20

2 stops19h 40m

£275

DublinNewark

DUB - EWR

DUBEWR

Dublin

Mon 19/1

12:30-15:40

2 stops32h 10m

Newark

Sun 25/1

17:40-18:20

2 stops19h 40m

£285

DublinNewark

DUB - EWR

DUBEWR

Dublin

Tue 17/2

19:05-13:35

2 stops23h 30m

Newark

Fri 27/2

18:30-09:25

2 stops33h 55m

£285

DublinBoston

DUB - BOS

DUBBOS

Dublin

Fri 17/4

10:40-12:40

Nonstop7h 00m

Boston Logan Intl

Tue 21/4

21:03-08:20

Nonstop6h 17m

£347

DublinBoston

DUB - BOS

DUBBOS

Dublin

Fri 16/1

11:30-17:50

1 stop11h 20m

Boston Logan Intl

Mon 19/1

19:50-10:15

1 stop9h 25m

£352

DublinNew York

DUB - JFK

DUBJFK

Dublin

Tue 14/4

14:15-19:20

1 stop10h 05m

New York John F Kennedy Intl

Tue 21/4

20:30-11:05

1 stop9h 35m

£363

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 16/4

08:55-19:12

2 stops18h 17m

Las Vegas Harry Reid Intl

Tue 21/4

11:30-12:40

2 stops17h 10m

£364

Flights are sorted by cheapest return flights first.

Deals found on 11/12

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 27% 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

1,432 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

1,432 reviews

KLM

7.7

Good

1,432 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

1,432 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

11,050 reviews

KLM

7.7

Good

1,432 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

1,394 reviews

KLM

7.7

Good

1,432 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

7,571 reviews

KLM

7.7

Good

1,432 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, 314 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 £347, Scandinavian Airlines can have you in USA from Ireland in 7h. 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 (£231), 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£261	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
Scandinavian Airlines	Cheapest£228	Average£354	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Icelandair	Cheapest£262	Average£380	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£266	Average£446	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
TAP AIR PORTUGAL	Cheapest£275	Average£384	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
KLM	Cheapest£277	Average£491	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Aer Lingus	Cheapest£291	Average£522	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Air France	Cheapest£297	Average£523	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Lufthansa	Cheapest£305	Average£491	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Iberia	Cheapest£323	Average£525	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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ireland to the United States from £205

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 28/4. 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 12 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 12 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 12 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.

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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 12 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 6 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 12 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

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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 12 December 2025.