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Cheap flights from Ireland to the United States from £224

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAX
16 Aug — 23 Aug1
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 17 July 2026.

Tue 1/911:00
DUB
-
EWR
1 stop31h 15m
Scandinavian Airlines
Fri 11/917:45
EWR
-
DUB
1 stop33h 15m
Scandinavian Airlines
Deal found 13/7£292
Thu 10/911:40
DUB
-
EWR
1 stop30h 35m
Scandinavian Airlines
Sun 20/917:45
EWR
-
DUB
1 stop11h 40m
Scandinavian Airlines
Deal found 14/7£295
Tue 13/1011:00
DUB
-
EWR
1 stop31h 15m
Scandinavian Airlines
Fri 16/1017:45
EWR
-
DUB
1 stop33h 15m
Scandinavian Airlines
Deal found 12/7£298
Wed 16/911:00
DUB
-
EWR
1 stop31h 15m
Scandinavian Airlines
Wed 7/1017:20
EWR
-
DUB
1 stop20h 45m
Scandinavian Airlines
Deal found 14/7£301
Thu 27/811:10
DUB
-
EWR
1 stop31h 05m
Scandinavian Airlines
Mon 31/817:45
EWR
-
DUB
1 stop11h 25m
Scandinavian Airlines
Deal found 13/7£303
Thu 10/911:40
DUB
-
EWR
1 stop30h 35m
Scandinavian Airlines
Sat 26/917:20
EWR
-
DUB
1 stop20h 05m
Scandinavian Airlines
Deal found 15/7£304
Fri 6/1110:55
DUB
-
EWR
1 stop31h 30m
Scandinavian Airlines
Mon 16/1118:30
EWR
-
DUB
1 stop12h 15m
Scandinavian Airlines
Deal found 16/7£307
Thu 12/1110:55
DUB
-
EWR
1 stop31h 30m
Scandinavian Airlines
Mon 16/1118:30
EWR
-
DUB
1 stop12h 15m
Scandinavian Airlines
Deal found 12/7£307
Mon 28/911:10
DUB
-
EWR
2 stops32h 49m
Scandinavian Airlines
Mon 5/1017:20
EWR
-
DUB
2 stops35h 50m
Scandinavian Airlines
Deal found 17/7£309
Mon 28/911:45
DUB
-
BWI
1 stop12h 48m
American Airlines
Wed 14/1017:48
BWI
-
DUB
1 stop10h 47m
American Airlines
Deal found 16/7£346
Wed 30/911:45
DUB
-
BWI
1 stop12h 48m
American Airlines
Mon 12/1017:48
BWI
-
DUB
1 stop10h 47m
American Airlines
Deal found 16/7£365
Thu 1/1014:15
DUB
-
BWI
1 stop10h 10m
Icelandair
Tue 13/1020:30
BWI
-
DUB
1 stop9h 35m
Icelandair
Deal found 16/7£370

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 17 July 2026.

Round-trip from

£292

One-way from

£224

Popular in

July

Cheapest in

February

Average price

£588

Good round-trip deal

£418 or less

Good one-way deal

£392 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 1/9-11/9
  • 2 total stops
  • 64h 30m total
  • Ireland to USA
Search Deals
15/9
  • 15/9
  • 1 total stop
  • 28h 00m total
  • Ireland to USA
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£78 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 17 July 2026.
Use the filters below to find and compare flights from Ireland to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinNewark

DUB - EWR

DUBEWR

Dublin

Tue 15/9

11:00-13:15

1 stop31h 15m

Newark

Thu 24/9

17:20-19:05

1 stop20h 45m

£326

DublinNewark

DUB - EWR

DUBEWR

Dublin

Mon 14/9

08:45-15:45

1 stop12h 00m

Newark

Thu 24/9

23:25-11:10

Nonstop6h 45m

£376

DublinNewark

DUB - EWR

DUBEWR

Dublin

Tue 15/9

09:20-14:45

1 stop10h 25m

Newark

Tue 22/9

20:00-10:40

1 stop9h 40m

£384

DublinNew York

DUB - LGA

DUBLGA

Dublin

Mon 14/9

09:20-14:36

1 stop10h 16m

New York LaGuardia

Thu 24/9

19:29-10:40

1 stop10h 11m

£384

DublinNew York

DUB - LGA

DUBLGA

Dublin

Tue 15/9

09:20-14:36

1 stop10h 16m

New York LaGuardia

Wed 23/9

19:29-10:40

1 stop10h 11m

£384

DublinNew York

DUB - LGA

DUBLGA

Dublin

Mon 14/9

09:20-16:41

1 stop12h 21m

New York LaGuardia

Wed 23/9

10:20-07:45

2 stops16h 25m

£387

DublinNew York

DUB - JFK

DUBJFK

Dublin

Mon 14/9

13:15-15:57

Nonstop7h 42m

New York John F Kennedy Intl

Tue 22/9

21:30-09:15

Nonstop6h 45m

£387

DublinNew York

DUB - LGA

DUBLGA

Dublin

Fri 23/10

09:20-19:01

1 stop14h 41m

New York LaGuardia

Fri 30/10

14:32-10:20

1 stop15h 48m

£387

DublinNew York

DUB - LGA

DUBLGA

Dublin

Fri 18/9

15:00-21:27

1 stop11h 27m

New York LaGuardia

Mon 28/9

18:59-10:45

1 stop10h 46m

£393

DublinNew York

DUB - LGA

DUBLGA

Dublin

Thu 10/9

15:00-21:27

1 stop11h 27m

New York LaGuardia

Sat 26/9

16:00-08:45

1 stop11h 45m

£393

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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 £429). Flying from Ireland to USA in July is currently the most expensive (average of £692). 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 17 July 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Ireland to USA by exploring options for tickets in the evening.

Weekly flight availability from Ireland to USA

Explore weekly flight availability from Ireland to USA. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 July 2026.

The most flights from IE0 to US0 are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

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

About 13% of weekly flights between Ireland and United States have experienced delays in the past year, with the average delay time being 146 minutes.

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

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night 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 Sunday 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, Aer Lingus have had the lowest number of delays on this route, with just 11% of flights being delayed.

How far ahead should I book a flight from Ireland to USA?

To ensure you get the cheapest price possible for a flight from Ireland to USA, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 11 July 2026.

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

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 17 July 2026.
See what other customers who have flown with KLM,United Airlines, andAer Lingus 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
7.8
Good
1,541 reviews
Check prices

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,541 reviews
KLM
7.8
Good
1,541 reviews
Check prices

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
United Airlines
7.4
Good
10,005 reviews
KLM
7.8
Good
1,541 reviews
Check prices

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
Aer Lingus
7.3
Good
1,670 reviews
KLM
7.8
Good
1,541 reviews
Check prices

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
American Airlines
7.1
Good
11,829 reviews
KLM
7.8
Good
1,541 reviews
Check prices

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
British Airways
6.7
Okay
8,124 reviews
KLM
7.8
Good
1,541 reviews
Check prices

Crew

8.4

Food

7.3

Entertainment

7.2

Boarding

7.8

Comfort

7.7

Overall

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

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, 152 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 £384, Scandinavian Airlines can have you in USA from Ireland in 10h 25m. The distance between Ireland and USA is about 3183 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 (£187), TAP AIR PORTUGAL (£207), and JetBlue (£234).

  • 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 £429). Flying from Ireland to USA in July is currently the most expensive (average of £692). 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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Stansted to LaGuardia flights
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Heathrow to Hobby flights
Gatwick to Los Angeles flights
Heathrow to Calgary flights
Gatwick to Toronto Island flights
Stansted to Mexico City flights
Heathrow to Pierre Elliott Trudeau Intl flights

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 17 July 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£118Average£481FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Scandinavian AirlinesCheapest£207Average£367FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£274Average£410FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
TAP AIR PORTUGALCheapest£277Average£388FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Aer LingusCheapest£293Average£537FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£299Average£567FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
American AirlinesCheapest£310Average£579FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£318Average£562FlexibilityNo cancel feeOn-time75%
Search KLM flights
DeltaCheapest£322Average£582FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest£325Average£590FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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