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Cheap flights from Ireland to the United States from €253

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to the United States departing on 26/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ireland to the United States

Recent return flight deals from Ireland to the United States

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
11:15 - 13:35DUB-EWR
31h 20m2 stops
Scandinavian Airlines Logo
18:30 - 11:45EWR-DUB
12h 15m1 stop
€263Scandinavian Airlines
Find Deal
Thu, 5 Feb - Sun, 8 Feb
Scandinavian Airlines Logo
20:20 - 13:35DUB-EWR
22h 15m1 stop
Scandinavian Airlines Logo
17:40 - 10:45EWR-DUB
12h 05m1 stop
€265Scandinavian Airlines
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Fri, 30 Jan - Thu, 5 Feb
Aer Lingus Logo
14:00 - 16:25SNN-JFK
7h 25mdirect
Aer Lingus Logo
18:30 - 05:55JFK-SNN
6h 25mdirect
€395Aer Lingus
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Thu, 18 Dec - Tue, 30 Dec
Aer Lingus Logo
14:00 - 16:25SNN-JFK
7h 25mdirect
Aer Lingus Logo
18:30 - 05:55JFK-SNN
6h 25mdirect
€397Aer Lingus
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Tue, 3 Mar - Sat, 7 Mar
American Airlines Logo
10:45 - 16:00DUB-PBI
34h 15m2 stops
American Airlines Logo
14:55 - 15:20PBI-DUB
19h 25m2 stops
€399American Airlines
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Fri, 23 Jan - Mon, 2 Feb
American Airlines Logo
10:45 - 16:00DUB-PBI
34h 15m2 stops
American Airlines Logo
14:55 - 15:20PBI-DUB
19h 25m2 stops
€400American Airlines
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Fri, 23 Jan - Mon, 2 Feb
British Airways Logo
08:50 - 21:50DUB-PBI
18h 00m2 stops
British Airways Logo
14:55 - 09:40PBI-DUB
13h 45m2 stops
€402British Airways
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Thu, 22 Jan - Wed, 28 Jan
KLM Logo
11:30 - 18:27DUB-LGA
11h 57m1 stop
KLM Logo
19:00 - 09:20LGA-DUB
10h 20m1 stop
€414KLM
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Sat, 7 Mar - Wed, 18 Mar
KLM Logo
11:30 - 17:33DUB-LGA
11h 03m1 stop
KLM Logo
18:00 - 09:20LGA-DUB
10h 20m1 stop
€423KLM
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Wed, 3 Dec - Sun, 7 Dec
British Airways Logo
20:40 - 18:50DUB-LAS
30h 10m1 stop
British Airways Logo
20:55 - 07:55LAS-DUB
27h 00m1 stop
€441British Airways
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Thu, 11 Dec - Wed, 24 Dec

Aer Lingus flights from Ireland to United States

Our best Aer Lingus deals on Ireland to United States flight tickets
Aer Lingus
18 Dec
SNN14:00Shannon
7h 25m
JFK16:25New York John F Kennedy Intl
30 Dec
JFK18:30New York John F Kennedy Intl
6h 25m
SNN05:55Shannon
€395
Find similar
Aer Lingus
3 Mar
SNN14:00Shannon
7h 25m
JFK16:25New York John F Kennedy Intl
7 Mar
JFK18:30New York John F Kennedy Intl
6h 25m
SNN05:55Shannon
€397
Find similar
Aer Lingus
11 Dec
DUB11:40Dublin
7h 15m
BOS13:55Boston Logan Intl
14 Dec
BOS21:20Boston Logan Intl
6h 00m
DUB08:20Dublin
€404
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British Airways flights from Ireland to United States

Our best British Airways deals on Ireland to United States flight tickets
British Airways
7 Mar
DUB16:05Dublin
11h 00m
1 stop
JFK22:05New York John F Kennedy Intl
17 Mar
JFK00:20New York John F Kennedy Intl
10h 00m
1 stop
DUB14:20Dublin
€372
Find similar
British Airways
16 Jan
DUB15:00Dublin
11h 55m
1 stop
BOS21:55Boston Logan Intl
31 Jan
BOS15:35Boston Logan Intl
16h 10m
2 stops
DUB12:45Dublin
€392
Find similar
British Airways
26 Mar
DUB08:50Dublin
15h 55m
1 stop
BOS20:45Boston Logan Intl
29 Mar
BOS21:50Boston Logan Intl
30h 50m
1 stop
DUB09:40Dublin
€393
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momondo Fare Finder

 
Customise your flight search to find flights from Ireland to United States 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, momondo users made 13,528 searches. Data last updated 14 November 2025.
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

DublinNewark

DUB - EWR

DUBEWR

Dublin

Thu 5/2

11:15-13:35

2 stops31h 20m

Newark

Sun 8/2

18:30-11:45

1 stop12h 15m

€263

DublinNewark

DUB - EWR

DUBEWR

Dublin

Fri 30/1

20:20-13:35

1 stop22h 15m

Newark

Thu 5/2

17:40-10:45

1 stop12h 05m

€265

ShannonNew York

SNN - JFK

SNNJFK

Shannon

Thu 18/12

14:00-16:25

Nonstop7h 25m

New York John F Kennedy Intl

Tue 30/12

18:30-05:55

Nonstop6h 25m

€395

ShannonNew York

SNN - JFK

SNNJFK

Shannon

Tue 3/3

14:00-16:25

Nonstop7h 25m

New York John F Kennedy Intl

Sat 7/3

18:30-05:55

Nonstop6h 25m

€397

DublinWest Palm Beach

DUB - PBI

DUBPBI

Dublin

Fri 23/1

10:45-16:00

2 stops34h 15m

Palm Beach Intl

Mon 2/2

14:55-15:20

2 stops19h 25m

€399

DublinWest Palm Beach

DUB - PBI

DUBPBI

Dublin

Fri 23/1

10:45-16:00

2 stops34h 15m

Palm Beach Intl

Mon 2/2

14:55-15:20

2 stops19h 25m

€400

DublinWest Palm Beach

DUB - PBI

DUBPBI

Dublin

Thu 22/1

08:50-21:50

2 stops18h 00m

Palm Beach Intl

Wed 28/1

14:55-09:40

2 stops13h 45m

€402

DublinNew York

DUB - LGA

DUBLGA

Dublin

Sat 7/3

11:30-18:27

1 stop11h 57m

New York LaGuardia

Wed 18/3

19:00-09:20

1 stop10h 20m

€414

DublinNew York

DUB - LGA

DUBLGA

Dublin

Wed 3/12

11:30-17:33

1 stop11h 03m

New York LaGuardia

Sun 7/12

18:00-09:20

1 stop10h 20m

€423

DublinLas Vegas

DUB - LAS

DUBLAS

Dublin

Thu 11/12

20:40-18:50

1 stop30h 10m

Las Vegas Harry Reid Intl

Wed 24/12

20:55-07:55

1 stop27h 00m

€441

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United States from

How to get the cheapest flight ticket from Ireland to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United States?

The cheapest month to fly to United States from Ireland is in February. Flight prices, which tend to average around €386, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to United States from Ireland during September instead. Flights to United States in September, while not as cheap as those in February, still average around €399.

What is the cheapest day to depart on your flight to United States?

According to our data, Thursday is the cheapest day to fly to United States from Ireland. The lowest ticket price found for a Thursday departure recently was €528. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to United States for around €607.

What is the cheapest time of day to depart on your flight to United States?

Our data shows that the cheapest Ireland to United States flights are usually those with departure times in the afternoon. Our users have found flights to United States in the afternoon for as low as €520. Flights in the morning are often more expensive, with an average ticket price of €573.

What is the cheapest Ireland to United States flight route?

Fly from Dublin to Boston Logan Intl for the best Ireland - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around €492 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Ireland for as low as €440 on momondo.

What cabin class options are available on Ireland to United States flights?

There are 4 cabin classes available to choose from on Ireland to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to United States flights?

No. A direct flight is the cheapest option for a flight between Ireland to United States.

Cheap Ireland to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to United States

Best price found

€394

Fastest flight time

7h 00m

Direct flights

Every day

Airports in United States

3 airports
The best one-way flight to United States from Ireland in the past 72 hours is €394. The best return flight deal from Ireland to United States found on momondo in the last 72 hours is €396.
The fastest flight from Ireland to United States takes 7h 00m
Direct flights go from Ireland to United States every day.
There are 3 airports near United States: Newark (EWR), Boston Logan Intl (BOS), New York John F Kennedy Intl (JFK)
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  • When did momondo last update prices for flights from Ireland to United States?

    Prices for flights from Ireland to United States are updated daily.

  • How many operators does momondo search for flights from Ireland to United States?

  • How old do you have to be to fly from Ireland to United States?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to United States.

  • What documentation or ID do you need to fly to United States?

    The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Ireland to United States?

Best airlines flying from Ireland to United States

Compare and see reviews for airlines that fly from Ireland to United States with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom €230Free CancellationRating
7.4
1,577 reviews
Search Scandinavian Airlines flights
PLAYPriceFrom €236Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom €291Free CancellationRating
7.1
578 reviews
Search Icelandair flights
JetBluePriceFrom €294Free CancellationRating
7.2
2,904 reviews
Search JetBlue flights
DeltaPriceFrom €298Free CancellationRating
7.9
8,011 reviews
Search Delta flights
Aer LingusPriceFrom €319Free CancellationRating
7.2
1,370 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom €325Free CancellationRating
7.1
2,059 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom €327Free CancellationRating
6.7
7,522 reviews
Search British Airways flights
American AirlinesPriceFrom €337Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
KLMPriceFrom €341Free CancellationRating
7.7
1,411 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to United States?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United States from Ireland.

Can I find flights from Ireland to United States with flexible booking policies on momondo?

Yes. All flights to United States from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to United States?

momondo provides multiple filters to help you find the best flight to United States from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ireland to United States right now. Can momondo alert me if prices change?

Price alerts on flights to United States from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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