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Cheap flights from Ireland to the United States from £239

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/1. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAX
8 Jan — 15 Jan1
1 adult
1 adult, Economy, 0 bags

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 9 December 2025.

Sun 14/1219:05DUB - JFK
1 stop25h 40mScandinavian Airlines
Mon 26/117:35JFK - DUB
2 stops36h 10mScandinavian Airlines
Deal found 7/12£354
Sat 13/1210:10DUB - EWR
2 stops32h 25mScandinavian Airlines
Fri 9/118:30EWR - DUB
2 stops34h 40mScandinavian Airlines
Deal found 7/12£356
Sun 14/1210:55DUB - EWR
2 stops31h 30mScandinavian Airlines
Sat 17/118:30EWR - DUB
2 stops36h 15mScandinavian Airlines
Deal found 7/12£380
Fri 12/1218:55DUB - EWR
2 stops25h 45mScandinavian Airlines
Fri 23/118:30EWR - DUB
2 stops34h 40mScandinavian Airlines
Deal found 7/12£383
Wed 24/1213:10DUB - BOS
1 stop31h 50mAmerican Airlines
Tue 6/115:35BOS - DUB
2 stops13h 00mAmerican Airlines
Deal found 8/12£401
Sun 14/1208:50DUB - JFK
1 stop15h 30mDelta
Sat 17/121:20JFK - DUB
Nonstop6h 25mDelta
Deal found 7/12£416
Sun 14/1213:25DUB - JFK
1 stop10h 55mMultiple Airlines
Sun 18/121:20JFK - DUB
Nonstop6h 25mMultiple Airlines
Deal found 7/12£417
Tue 16/1211:30DUB - JFK
1 stop11h 30mIcelandair
Thu 15/119:25JFK - DUB
1 stop9h 50mIcelandair
Deal found 7/12£418
Wed 24/1210:20DUB - BOS
1 stop10h 40mAmerican Airlines
Sun 28/1213:22BOS - DUB
1 stop14h 18mAmerican Airlines
Deal found 8/12£419
Wed 24/1210:50DUB - BOS
1 stop12h 45mMultiple Airlines
Mon 5/113:40BOS - DUB
1 stop12h 50mMultiple Airlines
Deal found 8/12£419
Mon 15/1211:30DUB - BOS
1 stop10h 55mMultiple Airlines
Tue 23/1215:30BOS - DUB
1 stop12h 10mMultiple Airlines
Deal found 7/12£420
Wed 24/1211:30DUB - BOS
1 stop29h 38mAmerican Airlines
Mon 5/121:14BOS - DUB
2 stops30h 26mAmerican Airlines
Deal found 8/12£422

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 9 December 2025.

Round-trip from

£235

Popular in

July

Cheapest in

February

Average price

£445

Good round-trip deal

£370 or less

Good one-way deal

£190 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 30/1-4/2
  • 2 total stops
  • 34h 20m 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

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to USA 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 858,174 searches. Data last updated 9 December 2025.
Use the filters below to find and compare flights from Ireland to the United States that are best for you.

Fly from

Ireland

Fly to

USA

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

£258

DublinNewark

DUB - EWR

DUBEWR

Dublin

Thu 22/1

19:05-13:25

2 stops23h 20m

Newark

Sun 25/1

17:40-10:45

1 stop12h 05m

£267

DublinNewark

DUB - EWR

DUBEWR

Dublin

Thu 22/1

19:05-13:25

2 stops23h 20m

Newark

Thu 29/1

17:40-19:35

1 stop20h 55m

£267

DublinNewark

DUB - EWR

DUBEWR

Dublin

Tue 21/4

12:40-13:15

2 stops29h 35m

Newark

Sat 2/5

17:30-18:25

1 stop19h 55m

£273

DublinNewark

DUB - EWR

DUBEWR

Dublin

Fri 24/4

12:40-13:15

2 stops29h 35m

Newark

Fri 1/5

17:30-19:10

1 stop20h 40m

£273

DublinNew York

DUB - JFK

DUBJFK

Dublin

Fri 10/4

11:10-15:40

1 stop33h 30m

New York John F Kennedy Intl

Wed 15/4

17:10-10:20

1 stop12h 10m

£302

DublinBoston

DUB - BOS

DUBBOS

Dublin

Thu 23/4

10:40-12:40

Nonstop7h 00m

Boston Logan Intl

Tue 28/4

21:03-08:20

Nonstop6h 17m

£348

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

£353

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Wed 21/1

10:20-18:50

1 stop16h 30m

Las Vegas Harry Reid Intl

Sun 25/1

10:36-08:40

2 stops14h 04m

£369

DublinBoston

DUB - BOS

DUBBOS

Dublin

Wed 22/4

12:15-22:10

1 stop14h 55m

Boston Logan Intl

Tue 28/4

20:50-11:05

1 stop9h 15m

£373

Flights are sorted by cheapest return flights first.

Deals found on 8/12

Showing 1-10 of 60 results
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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 £238). Flying from Ireland to USA in July is currently the most expensive (average of £353). 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?

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 9 December 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 23% 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?

Use this chart to determine the cheapest time to fly return from Ireland to USA. Price data was last updated on 6 December 2025.

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

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 9 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.
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

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
1,431 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

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
9,084 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

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
11,044 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

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
1,389 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

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
7,567 reviews
KLM
7.7
Good
1,431 reviews
Check prices

Crew

8.3

Comfort

7.6

Overall

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

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

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?

    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 £348, 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 (£190), Icelandair (£232), and JetBlue (£237).

  • 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 £238). Flying from Ireland to USA in July is currently the most expensive (average of £353). 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

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.
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Top 10 airlines flying from Ireland to USA

Discover the top 10 airlines that operate flights from Ireland to USA. 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 858,174 searches. Data last updated 9 December 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£219Average£262FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Scandinavian AirlinesCheapest£229Average£356FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£264Average£423FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£267Average£434FlexibilityNo cancel feeOn-time70%
Search British Airways flights
TAP AIR PORTUGALCheapest£277Average£386FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
KLMCheapest£278Average£493FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£292Average£510FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air FranceCheapest£298Average£525FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest£307Average£494FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IberiaCheapest£325Average£487FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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