Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ireland to the United States from €244

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 14/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ireland to the United States

Recent return flight deals from Ireland to the United States

Scandinavian Airlines Logo
12:30 - 13:25DUB-EWR
29h 55m2 stops
Scandinavian Airlines Logo
18:30 - 18:20EWR-DUB
18h 50m2 stops
€344Scandinavian Airlines
Find Deal
Tue, 6 Jan - Sun, 18 Jan
Icelandair Logo
11:30 - 17:50DUB-BOS
11h 20m1 stop
Icelandair Logo
19:50 - 10:15BOS-DUB
9h 25m1 stop
€344Icelandair
Find Deal
Wed, 12 Nov - Tue, 18 Nov
Aer Lingus Logo
12:40 - 14:40DUB-BOS
7h 00mdirect
Aer Lingus Logo
21:20 - 08:20BOS-DUB
6h 00mdirect
€345Aer Lingus
Find Deal
Wed, 22 Oct - Tue, 4 Nov
Aer Lingus Logo
14:00 - 16:25SNN-JFK
7h 25mdirect
Aer Lingus Logo
18:30 - 05:55JFK-SNN
6h 25mdirect
€350Aer Lingus
Find Deal
Tue, 4 Nov - Tue, 11 Nov
British Airways Logo
12:45 - 19:55DUB-JFK
12h 10m1 stop
British Airways Logo
22:55 - 19:35JFK-DUB
15h 40m1 stop
€350British Airways
Find Deal
Fri, 26 Sep - Mon, 29 Sep
American Airlines Logo
15:55 - 22:55DUB-BOS
11h 00m1 stop
American Airlines Logo
19:25 - 17:00BOS-DUB
16h 35m1 stop
€356American Airlines
Find Deal
Sun, 26 Oct - Wed, 5 Nov
American Airlines Logo
13:10 - 20:05DUB-JFK
11h 55m1 stop
American Airlines Logo
15:50 - 12:10JFK-DUB
15h 20m2 stops
€356American Airlines
Find Deal
Wed, 31 Dec - Tue, 6 Jan
British Airways Logo
08:50 - 19:54DUB-BOS
16h 04m2 stops
British Airways Logo
19:28 - 14:20BOS-DUB
13h 52m2 stops
€364British Airways
Find Deal
Thu, 12 Feb - Tue, 24 Feb
United Airlines Logo
09:20 - 18:30DUB-LGA
14h 10m1 stop
United Airlines Logo
14:56 - 07:10LGA-DUB
11h 14m1 stop
€367United Airlines
Find Deal
Tue, 23 Sep - Tue, 30 Sep
United Airlines Logo
09:20 - 14:30DUB-BOS
10h 10m1 stop
United Airlines Logo
05:55 - 07:10BOS-DUB
20h 15m1 stop
€367United Airlines
Find Deal
Thu, 25 Sep - Wed, 8 Oct

Delta flights from Ireland to United States

Our best Delta deals on Ireland to United States flight tickets
Delta
27 Oct
DUB13:25Dublin
10h 30m
1 stop
BOS19:55Boston Logan Intl
4 Nov
BOS22:20Boston Logan Intl
6h 00m
DUB09:20Dublin
€366
Find similar
Delta
22 Sept
DUB05:55Dublin
14h 30m
1 stop
JFK15:25New York John F Kennedy Intl
29 Sept
JFK16:30New York John F Kennedy Intl
10h 45m
1 stop
DUB08:15Dublin
€367
Find similar
Delta
26 Sept
DUB05:55Dublin
15h 35m
1 stop
BOS16:30Boston Logan Intl
28 Sept
BOS23:35Boston Logan Intl
6h 10m
DUB10:45Dublin
€369
Find similar

Scandinavian Airlines flights from Ireland to United States

Our best Scandinavian Airlines deals on Ireland to United States flight tickets
Scandinavian Airlines
6 Jan
DUB12:30Dublin
29h 55m
2 stops
EWR13:25Newark
18 Jan
EWR18:30Newark
18h 50m
2 stops
DUB18:20Dublin
€344
Find similar
Scandinavian Airlines
6 Nov
DUB19:05Dublin
23h 20m
2 stops
EWR13:25Newark
15 Nov
EWR09:40Newark
18h 45m
2 stops
DUB09:25Dublin
€346
Find similar
Scandinavian Airlines
27 Oct
DUB19:05Dublin
23h 30m
2 stops
EWR14:35Newark
5 Nov
EWR18:30Newark
18h 50m
2 stops
DUB18:20Dublin
€348
Find similar

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 12 September 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

Tue 6/1

12:30-13:25

2 stops29h 55m

Newark

Sun 18/1

18:30-18:20

2 stops18h 50m

€344

DublinBoston

DUB - BOS

DUBBOS

Dublin

Wed 12/11

11:30-17:50

1 stop11h 20m

Boston Logan Intl

Tue 18/11

19:50-10:15

1 stop9h 25m

€344

DublinBoston

DUB - BOS

DUBBOS

Dublin

Wed 22/10

12:40-14:40

Nonstop7h 00m

Boston Logan Intl

Tue 4/11

21:20-08:20

Nonstop6h 00m

€345

ShannonNew York

SNN - JFK

SNNJFK

Shannon

Tue 4/11

14:00-16:25

Nonstop7h 25m

New York John F Kennedy Intl

Tue 11/11

18:30-05:55

Nonstop6h 25m

€350

DublinNew York

DUB - JFK

DUBJFK

Dublin

Fri 26/9

12:45-19:55

1 stop12h 10m

New York John F Kennedy Intl

Mon 29/9

22:55-19:35

1 stop15h 40m

€350

DublinBoston

DUB - BOS

DUBBOS

Dublin

Sun 26/10

15:55-22:55

1 stop11h 00m

Boston Logan Intl

Wed 5/11

19:25-17:00

1 stop16h 35m

€356

DublinNew York

DUB - JFK

DUBJFK

Dublin

Wed 31/12

13:10-20:05

1 stop11h 55m

New York John F Kennedy Intl

Tue 6/1

15:50-12:10

2 stops15h 20m

€356

DublinBoston

DUB - BOS

DUBBOS

Dublin

Thu 12/2

08:50-19:54

2 stops16h 04m

Boston Logan Intl

Tue 24/2

19:28-14:20

2 stops13h 52m

€364

DublinNew York

DUB - LGA

DUBLGA

Dublin

Tue 23/9

09:20-18:30

1 stop14h 10m

New York LaGuardia

Tue 30/9

14:56-07:10

1 stop11h 14m

€367

DublinBoston

DUB - BOS

DUBBOS

Dublin

Thu 25/9

09:20-14:30

1 stop10h 10m

Boston Logan Intl

Wed 8/10

05:55-07:10

1 stop20h 15m

€367

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 €395, 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 €413.

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 €527. 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 €601.

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 evening. Our users have found flights to United States in the evening for as low as €349. Flights in the morning are often more expensive, with an average ticket price of €565.

What is the cheapest Ireland to United States flight route?

Fly from Dublin to New York John F Kennedy 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 €487 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 €452 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?

You could potentially save up to 22% on your flight if you consider stops on a Ireland to United States flight.

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

€388

Fastest flight time

7h 00m

Direct flights

Every day

Airports in United States

2 airports
The best one-way flight to United States from Ireland in the past 72 hours is €388. The best return flight deal from Ireland to United States found on momondo in the last 72 hours is €375.
The fastest flight from Ireland to United States takes 7h 00m
Direct flights go from Ireland to United States every day.
There are 2 airports near United States: Newark (EWR), Boston Logan Intl (BOS)
Search flight deals

  • 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 €228Free CancellationRating
7.4
1,484 reviews
Search Scandinavian Airlines flights
PLAYPriceFrom €234Free CancellationRating
7.0
103 reviews
Search PLAY flights
DeltaPriceFrom €296Free CancellationRating
7.9
7,960 reviews
Search Delta flights
JetBluePriceFrom €296Free CancellationRating
7.2
2,913 reviews
Search JetBlue flights
IcelandairPriceFrom €297Free CancellationRating
7.0
546 reviews
Search Icelandair flights
Aer LingusPriceFrom €316Free CancellationRating
7.2
1,271 reviews
Search Aer Lingus flights
British AirwaysPriceFrom €324Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
LufthansaPriceFrom €331Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
American AirlinesPriceFrom €334Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
TAP AIR PORTUGALPriceFrom €335Free CancellationRating
7.1
1,977 reviews
Search TAP AIR PORTUGAL 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.

An easier way to manage your United States trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 12/10
Sun 19/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom €225
Flights to Orlandofrom €379
Flights to Chicagofrom €322
Flights to Miamifrom €354
Flights to Los Angelesfrom €388
Flights to San Franciscofrom €361
Flights to Bostonfrom €311
Flights to Las Vegasfrom €395
Flights to Anchoragefrom €817
Flights to Washington, D.C.from €317
Flights to Tampafrom €473
Flights to Dallasfrom €439