What is the cheapest airline that flies from North America to Ireland?

TAP AIR PORTUGAL and Icelandair are the most popular carriers operating from North America to Ireland

Which airlines fly to Ireland?

Aer Lingus, United Airlines and Iberia are the top three most popular airlines that fly to Ireland from North America according to our data. Aer Lingus is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Ireland. Keep in mind that there are 6 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

How many flights depart from North America to Ireland on average per week?

The number of flights available between North America and Ireland is 558 per week as of July 2025. The most frequent departure day is Wed, with 15% of weekly flights leaving on this day.

How many flights depart from North America to Ireland on average per day?

79 flights are operational daily from North America to Ireland as of July 2025. The most popular departure time for this route is 21:00, with 71% of flights per day taking off in the evening.

When did momondo last update prices for flights from North America to Ireland?

Prices for flights from North America to Ireland refresh daily.

How many operators does momondo search for flights from North America to Ireland?

There are 4 operators available for flights from North America to Ireland as of July 2025.

How old do you have to be to fly from North America to Ireland?

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 North America to Ireland.

What documentation or ID do you need to fly to Ireland?

The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

€139 Cheap Flights from North America to Ireland in 2025

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Find the cheapest flights from North America to Ireland

Round-trip

One-way

Last minute

Direct

Cheap return flights

17:00 - 04:20JFK-DUB

6h 20mdirect

16:45 - 19:25DUB-JFK

7h 40mdirect

€258Aer Lingus

Find Deal

Fri, 12 Dec - Mon, 15 Dec

17:45 - 05:15EWR-DUB

6h 30mdirect

13:15 - 16:15DUB-EWR

8h 00mdirect

€258Aer Lingus

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Fri, 12 Dec - Mon, 15 Dec

15:20 - 07:45BOS-DUB

11h 25m1 stop

09:20 - 18:00DUB-BOS

13h 40m1 stop

€267Air Canada

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Mon, 11 Aug - Tue, 19 Aug

10:15 - 07:45LGA-DUB

16h 30m1 stop

09:20 - 21:30DUB-LGA

17h 10m1 stop

€268Air Canada

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Sun, 3 Aug - Tue, 19 Aug

19:54 - 07:10EWR-DUB

30h 16m1 stop

09:20 - 07:37DUB-EWR

27h 17m1 stop

€281United Airlines

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Tue, 12 Aug - Tue, 19 Aug

10:20 - 07:45BOS-DUB

16h 25m1 stop

09:20 - 12:43DUB-BOS

32h 23m2 stops

€281United Airlines

Find Deal

Mon, 11 Aug - Tue, 19 Aug

18:10 - 09:00JFK-DUB

9h 50m1 stop

11:45 - 19:29DUB-JFK

12h 44m1 stop

€323American Airlines

Find Deal

Wed, 13 Aug - Fri, 22 Aug

18:50 - 19:40SEA-DUB

16h 50m1 stop

20:40 - 11:30DUB-SEA

22h 50m1 stop

€339British Airways

Find Deal

Mon, 8 Dec - Mon, 15 Dec

16:30 - 14:25LAX-DUB

14h 55m1 stop

20:40 - 13:30DUB-LAX

24h 50m1 stop

€410British Airways

Find Deal

Wed, 29 Oct - Mon, 10 Nov

12:30 - 09:45LAX-DUB

13h 15m1 stop

08:35 - 14:55DUB-LAX

14h 20m1 stop

€418American Airlines

Find Deal

Sun, 3 Aug - Tue, 19 Aug

British Airways flights from North America to Ireland

Our best British Airways deals on North America to Ireland flight tickets

British Airways

8 Dec

SEA18:50Seattle/Tacoma Intl

16h 50m

1 stop

DUB19:40Dublin

15 Dec

DUB20:40Dublin

22h 50m

1 stop

SEA11:30Seattle/Tacoma Intl

€339

Find similar

British Airways

22 Jul

BOS20:05Boston Logan Intl

16h 00m

1 stop

DUB17:05Dublin

11 Aug

DUB20:55Dublin

19h 30m

1 stop

BOS11:25Boston Logan Intl

€358

Find similar

British Airways

23 Jul

JFK22:55New York John F Kennedy Intl

13h 35m

1 stop

DUB17:30Dublin

30 Jul

DUB10:55Dublin

14h 00m

1 stop

JFK19:55New York John F Kennedy Intl

€359

Find similar

Lufthansa flights from North America to Ireland

Our best Lufthansa deals on North America to Ireland flight tickets

Lufthansa

3 Aug

LGA20:20New York LaGuardia

30h 25m

1 stop

DUB07:45Dublin

19 Aug

DUB09:20Dublin

17h 10m

1 stop

LGA21:30New York LaGuardia

€281

Find similar

Lufthansa

6 Aug

LGA15:30New York LaGuardia

11h 15m

1 stop

DUB07:45Dublin

19 Aug

DUB09:20Dublin

15h 11m

1 stop

LGA19:31New York LaGuardia

€292

Find similar

Lufthansa

26 Aug

LGA16:40New York LaGuardia

10h 35m

1 stop

DUB08:15Dublin

2 Sept

DUB09:20Dublin

15h 17m

1 stop

LGA19:37New York LaGuardia

€297

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How to get the cheapest flight ticket from North America to Ireland

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

Prices

Airlines

Other information

What is the cheapest month to fly to Ireland?

The month of February is another great option to travel to Ireland, with average flight prices from North America averaging around €417.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Monday when prices can be found for as low as €434. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around €886. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.

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

At midday is the cheapest time of day to fly from North America to Ireland when you can find flight prices for as low as €352. Flying to Ireland at midday is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is in the evening when prices are around €598.

What is the cheapest North America to Ireland flight route?

Fly from Boston Logan Intl to Dublin for the best North America - Ireland flight prices

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from North America when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €527 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from North America for as low as €466 on momondo.

What cabin class options are available on North America to Ireland flights?

There are 3 cabin classes available to choose from on North America to Ireland 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 North America to Ireland flights?

No. A direct flight is the cheapest option for a flight between North America to Ireland.

Cheap North America to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from North America to Ireland

Best price found	€139
Fastest flight time	6h 10m
Direct flights	Every day
Airports in Ireland	1 airport

The best one-way flight to Ireland from North America in the past 72 hours is €139. The best return flight deal from North America to Ireland found on momondo in the last 72 hours is €258.

The fastest flight from North America to Ireland takes 6h 10m

Direct flights go from North America to Ireland every day.

There is 1 airport near Ireland: Dublin (DUB)

Search flight deals

When did momondo last update prices for flights from North America to Ireland?
Prices for flights from North America to Ireland refresh daily.
How many operators does momondo search for flights from North America to Ireland?
There are 4 operators available for flights from North America to Ireland as of July 2025.
How old do you have to be to fly from North America to Ireland?
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 North America to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from North America to Ireland?
Based on momondo bookings for flights between North America and Ireland, the leading plane model is Boeing 777, making up 15.33% of the total bookings. Other popular models include Airbus A321neo with 15.07%, Boeing 767-300 (winglets) with 12.07%, and Boeing 757-200 with 11.04%.

Best airlines flying from North America to Ireland

Compare and see reviews for airlines that fly from North America to Ireland with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom €320	Free Cancellation	Rating 7.4 8,850 reviews	Search United Airlines flights
Aer Lingus	PriceFrom €368	Free Cancellation	Rating 7.1 1,157 reviews	Search Aer Lingus flights
Delta	PriceFrom €416	Free Cancellation	Rating 8.0 7,951 reviews	Search Delta flights
KLM	PriceFrom €436	Free Cancellation	Rating 7.8 1,372 reviews	Search KLM flights
Iberia	PriceFrom €637	Free Cancellation	Rating 7.0 2,831 reviews	Search Iberia flights
American Airlines	PriceFrom €653	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from North America to Ireland?

Finding the right flight to Ireland from North America is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ireland quick and easy, saving you time and money.

Can I find flights from North America to Ireland with flexible booking policies on momondo?

All flight searches from North America to Ireland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from North America to Ireland?

Once all potential North America to Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Ireland from North America 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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Find better results for your trip to Ireland

Popular Cities in Ireland

Flights to Dublinfrom €42

Flights to Corkfrom €117

Flights to Shannon, Clarefrom €120

Flights to Donegalfrom €65

Flights to Milltown (Kerry)from €39

Cheap flights from North America to Ireland from €139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from North America to Ireland departing on 24/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from North America to Ireland

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

British Airways flights from North America to Ireland

Our best British Airways deals on North America to Ireland flight tickets

Lufthansa flights from North America to Ireland

Our best Lufthansa deals on North America to Ireland flight tickets

See travel insights to Ireland from

How to get the cheapest flight ticket from North America to Ireland

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 Ireland?

The month of February is another great option to travel to Ireland, with average flight prices from North America averaging around €417.

What is the cheapest day to depart on your flight to Ireland?

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

What is the cheapest North America to Ireland flight route?

Fly from Boston Logan Intl to Dublin for the best North America - Ireland flight prices

How far in advance should I book a flight to Ireland?

What cabin class options are available on North America to Ireland flights?

There are 3 cabin classes available to choose from on North America to Ireland 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 North America to Ireland flights?

No. A direct flight is the cheapest option for a flight between North America to Ireland.

What is the cheapest airline that flies from North America to Ireland?

TAP AIR PORTUGAL and Icelandair are the most popular carriers operating from North America to Ireland

Which airlines fly to Ireland?

How many flights depart from North America to Ireland on average per day?

79 flights are operational daily from North America to Ireland as of July 2025. The most popular departure time for this route is 21:00, with 71% of flights per day taking off in the evening.

How many flights depart from North America to Ireland on average per week?

The number of flights available between North America and Ireland is 558 per week as of July 2025. The most frequent departure day is Wed, with 15% of weekly flights leaving on this day.

Cheap North America to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from North America to Ireland

Best price found

Fastest flight time

Direct flights

Airports in Ireland

When did momondo last update prices for flights from North America to Ireland?

How many operators does momondo search for flights from North America to Ireland?

How old do you have to be to fly from North America to Ireland?

What documentation or ID do you need to fly to Ireland?

What is the most popular plane model from North America to Ireland?

Best airlines flying from North America to Ireland

Compare and see reviews for airlines that fly from North America to Ireland with momondo

Why use momondo?

Why should I use momondo to find a flight deal from North America to Ireland?

Can I find flights from North America to Ireland with flexible booking policies on momondo?

How can momondo help me find flights from North America to Ireland?

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

An easier way to manage your Ireland 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo