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Cheap flights from Ireland to the United States from £235

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAX
4 Mar — 11 Mar1
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 2 February 2026.

Tue 10/319:05
DUB
-
EWR
2 stops23h 30m
Scandinavian Airlines
Sat 21/319:30
EWR
-
DUB
1 stop11h 50m
Scandinavian Airlines
Deal found 31/1£256
Thu 5/311:30
DUB
-
EWR
1 stop31h 05m
Scandinavian Airlines
Tue 10/318:40
EWR
-
DUB
1 stop12h 05m
Scandinavian Airlines
Deal found 31/1£258
Wed 20/519:05
DUB
-
EWR
2 stops23h 10m
Scandinavian Airlines
Wed 27/517:20
EWR
-
DUB
1 stop12h 35m
Scandinavian Airlines
Deal found 31/1£259
Fri 22/519:05
DUB
-
EWR
2 stops23h 10m
Scandinavian Airlines
Wed 27/517:20
EWR
-
DUB
1 stop12h 35m
Scandinavian Airlines
Deal found 31/1£260
Mon 16/320:20
DUB
-
EWR
1 stop22h 15m
Scandinavian Airlines
Thu 19/318:30
EWR
-
DUB
1 stop19h 50m
Scandinavian Airlines
Deal found 31/1£262
Fri 22/511:40
DUB
-
EWR
1 stop30h 35m
Scandinavian Airlines
Fri 29/517:20
EWR
-
DUB
1 stop20h 50m
Scandinavian Airlines
Deal found 31/1£263
Tue 21/419:05
DUB
-
EWR
1 stop24h 54m
Scandinavian Airlines
Mon 27/417:20
EWR
-
DUB
1 stop12h 35m
Scandinavian Airlines
Deal found 1/2£264
Thu 21/519:50
DUB
-
EWR
1 stop22h 25m
Scandinavian Airlines
Fri 29/517:20
EWR
-
DUB
1 stop20h 50m
Scandinavian Airlines
Deal found 31/1£267
Sat 14/309:55
DUB
-
EWR
1 stop32h 40m
Scandinavian Airlines
Tue 24/318:30
EWR
-
DUB
1 stop13h 15m
Scandinavian Airlines
Deal found 30/1£267
Thu 21/519:50
DUB
-
EWR
1 stop22h 25m
Scandinavian Airlines
Thu 28/517:45
EWR
-
DUB
2 stops19h 35m
Scandinavian Airlines
Deal found 31/1£268
Mon 16/320:20
DUB
-
EWR
1 stop22h 15m
Scandinavian Airlines
Fri 20/319:30
EWR
-
DUB
2 stops34h 40m
Scandinavian Airlines
Deal found 31/1£269
Wed 25/209:40
DUB
-
BOS
1 stop15h 10m
Multiple Airlines
Sun 1/319:15
BOS
-
DUB
1 stop14h 05m
Multiple Airlines
Deal found 1/2£296

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 2 February 2026.

Round-trip from

£256

One-way from

£235

Popular in

July

Cheapest in

February

Average price

£335

Good round-trip deal

£321 or less

Good one-way deal

£252 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 10/3-21/3
  • 2 total stops
  • 42h 55m total
  • Ireland to USA
Search Deals
7/5
  • 7/5
  • 1 total stop
  • 28h 15m total
  • Ireland to USA
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£50 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 February 2026
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 2 February 2026.
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

Sat 23/5

20:00-13:15

1 stop22h 15m

Newark

Wed 27/5

17:20-10:55

1 stop12h 35m

£267

DublinNewark

DUB - EWR

DUBEWR

Dublin

Thu 21/5

19:50-13:15

1 stop22h 25m

Newark

Fri 29/5

17:20-19:10

1 stop20h 50m

£267

DublinNewark

DUB - EWR

DUBEWR

Dublin

Thu 21/5

19:50-13:15

1 stop22h 25m

Newark

Thu 28/5

17:45-18:20

2 stops19h 35m

£268

DublinNewark

DUB - EWR

DUBEWR

Dublin

Tue 19/5

12:40-14:59

1 stop31h 19m

Newark

Fri 29/5

17:20-19:10

1 stop20h 50m

£275

DublinNewark

DUB - EWR

DUBEWR

Dublin

Fri 22/5

19:50-13:15

1 stop22h 25m

Newark

Mon 25/5

17:45-10:10

1 stop11h 25m

£277

DublinNewark

DUB - EWR

DUBEWR

Dublin

Thu 21/5

19:50-13:15

1 stop22h 25m

Newark

Tue 26/5

17:20-10:55

1 stop12h 35m

£279

DublinBoston

DUB - BOS

DUBBOS

Dublin

Wed 25/2

09:40-19:50

1 stop15h 10m

Boston Logan Intl

Sun 1/3

19:15-14:20

1 stop14h 05m

£296

DublinMinneapolis

DUB - MSP

DUBMSP

Dublin

Thu 16/4

09:30-22:22

1 stop18h 52m

Minneapolis St Paul

Fri 24/4

10:44-09:45

1 stop17h 01m

£302

DublinMinneapolis

DUB - MSP

DUBMSP

Dublin

Fri 17/4

20:10-22:22

2 stops32h 12m

Minneapolis St Paul

Fri 24/4

10:44-09:45

1 stop17h 01m

£308

DublinBoston

DUB - BOS

DUBBOS

Dublin

Fri 6/3

16:00-21:55

1 stop10h 55m

Boston Logan Intl

Fri 20/3

08:30-07:55

1 stop19h 25m

£311

Flights are sorted by cheapest return flights first.

Deals found on 1/2

Showing 1-10 of 60 results
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2
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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 £231). Flying from Ireland to USA in July is currently the most expensive (average of £344). 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 2 February 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 16% 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 31 January 2026.

Travellers seeking maximum savings on their Ireland to USA flight should consider departing on Monday at midday when fares are most often at their lowest. Wednesday 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 145 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?

Monday 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 2 February 2026.
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
1,446 reviews
Check prices

Food

7.3

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,446 reviews
KLM
7.7
Good
1,446 reviews
Check prices

Food

7.3

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
United Airlines
7.4
Good
9,226 reviews
KLM
7.7
Good
1,446 reviews
Check prices

Food

7.3

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
American Airlines
7.2
Good
11,210 reviews
KLM
7.7
Good
1,446 reviews
Check prices

Food

7.3

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Aer Lingus
7.2
Good
1,444 reviews
KLM
7.7
Good
1,446 reviews
Check prices

Food

7.3

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,709 reviews
KLM
7.7
Good
1,446 reviews
Check prices

Food

7.3

Boarding

7.8

Entertainment

7.1

Crew

8.4

Overall

7.7

Comfort

7.6

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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, 270 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 £302, Scandinavian Airlines can have you in USA from Ireland in 18h 52m. The distance between Ireland and USA is about 3722 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 (£184), Icelandair (£216), and JetBlue (£231).

  • 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 £231). Flying from Ireland to USA in July is currently the most expensive (average of £344). 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 2 February 2026.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest£213Average£253FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Scandinavian AirlinesCheapest£223Average£351FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£257Average£423FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£264Average£420FlexibilityNo cancel feeOn-time70%
Search British Airways flights
TAP AIR PORTUGALCheapest£271Average£363FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Aer LingusCheapest£291Average£513FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapest£302Average£509FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£303Average£489FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapest£305Average£545FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air FranceCheapest£309Average£536FlexibilityNo cancel feeOn-time77%
Search Air France 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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