What is the cheapest airline that flies from New Hampshire to Ireland?

KLM, Delta, and United Airlines are the most popular carriers operating from New Hampshire to Ireland

How many flights depart from New Hampshire to Ireland on average per week?

The number of flights available between New Hampshire and Ireland is 152 per week as of April 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

How long is the flight from New Hampshire to Ireland?

Flight times from New Hampshire to Ireland vary, but if you’re flying out of Manchester and flying into Dublin (one of the most popular routes), then the duration is 10h 02m on average. Another popular route from New Hampshire to Ireland is flying from Lebanon to Dublin, which will take roughly 13h 35m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from New Hampshire to Ireland?

Prices for flights from New Hampshire to Ireland are refreshed on a daily basis.

How many operators does momondo search for flights from New Hampshire to Ireland?

There are 15 operators available for flights from New Hampshire to Ireland as of April 2026.

How old do you have to be to fly from New Hampshire 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 layovers. It is recommended that you verify with the airline you are booking with for travel from New Hampshire to Ireland.

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

The travel and health documents required for your trip to Ireland 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 license, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$254 Cheap Flights from New Hampshire to Ireland in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from New Hampshire to Ireland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:50 pm - 1:15 pm

BOS

DUB

11h 25m

1 stop

2:15 pm - 9:45 pm

DUB

BOS

12h 30m

1 stop

$523Icelandair

Wed, Apr 29 - Thu, May 21

8:50 pm - 1:15 pm

BOS

DUB

11h 25m

1 stop

2:15 pm - 6:50 pm

DUB

BOS

9h 35m

1 stop

$527Icelandair

Wed, Apr 29 - Thu, May 21

11:00 pm - 1:15 pm

BOS

DUB

9h 15m

1 stop

2:15 pm - 6:50 pm

DUB

BOS

9h 35m

1 stop

$530Icelandair

Fri, May 1 - Thu, May 7

11:30 pm - 10:45 am

BOS

DUB

6h 15mnonstop

3:00 pm - 5:04 pm

DUB

BOS

7h 04mnonstop

$537KLM

Fri, May 1 - Thu, May 7

10:50 am - 8:15 am

BOS

DUB

16h 25m

1 stop

9:20 am - 2:41 pm

DUB

BOS

10h 21m

1 stop

$542Air Canada

Thu, Sep 10 - Thu, Sep 17

4:15 pm - 10:00 am

ORH

DUB

12h 45m

1 stop

1:15 pm - 3:33 pm

DUB

ORH

31h 18m

1 stop

$543Delta

Fri, May 8 - Tue, May 12

4:00 pm - 9:15 am

BOS

DUB

12h 15m

1 stop

3:00 pm - 5:04 pm

DUB

BOS

7h 04mnonstop

$544KLM

Fri, May 1 - Thu, May 7

2:35 pm - 11:10 am

PWM

SNN

15h 35m

1 stop

1:05 pm - 11:59 pm

SNN

PWM

15h 54m

1 stop

$554Delta

Mon, Aug 10 - Fri, Aug 28

12:46 pm - 9:15 am

PWM

DUB

15h 29m

2 stops

1:15 pm - 12:46 am

DUB

PWM

16h 31m

1 stop

$555Multiple Airlines

Mon, Apr 27 - Sun, May 3

12:46 pm - 9:15 am

PWM

DUB

15h 29m

2 stops

8:55 am - 12:46 am

DUB

PWM

20h 51m

2 stops

$574Multiple Airlines

Mon, Apr 27 - Sun, May 3

Icelandair flights from New Hampshire to Ireland

Our best Icelandair deals on New Hampshire to Ireland flight tickets

Icelandair

Apr 29

BOS8:50 pmBoston Logan Intl

11h 25m

1 stop

DUB1:15 pmDublin

May 21

DUB2:15 pmDublin

12h 30m

1 stop

BOS9:45 pmBoston Logan Intl

$523

Icelandair

Apr 29

BOS8:50 pmBoston Logan Intl

11h 25m

1 stop

DUB1:15 pmDublin

May 21

DUB2:15 pmDublin

9h 35m

1 stop

BOS6:50 pmBoston Logan Intl

$527

Icelandair

May 1

BOS11:00 pmBoston Logan Intl

9h 15m

1 stop

DUB1:15 pmDublin

May 7

DUB2:15 pmDublin

9h 35m

1 stop

BOS6:50 pmBoston Logan Intl

$530

KLM flights from New Hampshire to Ireland

Our best KLM deals on New Hampshire to Ireland flight tickets

KLM

May 1

BOS11:30 pmBoston Logan Intl

6h 15m

DUB10:45 amDublin

May 7

DUB3:00 pmDublin

7h 04m

BOS5:04 pmBoston Logan Intl

$537

KLM

May 1

BOS4:00 pmBoston Logan Intl

12h 15m

1 stop

DUB9:15 amDublin

May 7

DUB3:00 pmDublin

7h 04m

BOS5:04 pmBoston Logan Intl

$544

KLM

Apr 27

PWM2:51 pmPortland

13h 24m

1 stop

DUB9:15 amDublin

May 3

DUB1:15 pmDublin

16h 31m

1 stop

PWM12:46 amPortland

$550

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 4/29

8:50 pm-1:15 pm

1 stop11h 25m

Dublin

Thu 5/21

2:15 pm-9:45 pm

1 stop12h 30m

$523

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 4/29

8:50 pm-1:15 pm

1 stop11h 25m

Dublin

Thu 5/21

2:15 pm-6:50 pm

1 stop9h 35m

$527

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 5/1

11:00 pm-1:15 pm

1 stop9h 15m

Dublin

Thu 5/7

2:15 pm-6:50 pm

1 stop9h 35m

$530

Quickest round-trip

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 5/1

11:30 pm-10:45 am

Nonstop6h 15m

Dublin

Thu 5/7

3:00 pm-5:04 pm

Nonstop7h 04m

$537

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 9/10

10:50 am-8:15 am

1 stop16h 25m

Dublin

Thu 9/17

9:20 am-2:41 pm

1 stop10h 21m

$542

WorcesterDublin

ORH - DUB

ORHDUB

Worcester

Fri 5/8

4:15 pm-10:00 am

1 stop12h 45m

Dublin

Tue 5/12

1:15 pm-3:33 pm

1 stop31h 18m

$543

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 5/1

4:00 pm-9:15 am

1 stop12h 15m

Dublin

Thu 5/7

3:00 pm-5:04 pm

Nonstop7h 04m

$544

PortlandShannon

PWM - SNN

PWMSNN

Portland

Mon 8/10

2:35 pm-11:10 am

1 stop15h 35m

Shannon

Fri 8/28

1:05 pm-11:59 pm

1 stop15h 54m

$554

PortlandDublin

PWM - DUB

PWMDUB

Portland

Mon 4/27

12:46 pm-9:15 am

2 stops15h 29m

Dublin

Sun 5/3

1:15 pm-12:46 am

1 stop16h 31m

$555

PortlandDublin

PWM - DUB

PWMDUB

Portland

Mon 4/27

12:46 pm-9:15 am

2 stops15h 29m

Dublin

Sun 5/3

8:55 am-12:46 am

2 stops20h 51m

$574

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from New Hampshire 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?

In general, January is the cheapest month to fly from New Hampshire to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $408. If you aren’t able to travel to Ireland during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $408.

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

You are more likely to see cheaper flights to Ireland from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $507 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from New Hampshire for as low as $482 on momondo.

Cheap New Hampshire to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Hampshire to Ireland

Fastest flight time	5h 55m
Direct flights	Every day
Airports in Ireland	77 airports

The fastest flight from New Hampshire to Ireland takes 5h 55m

Direct flights go from New Hampshire to Ireland every day.

There are 77 airports in Ireland. From New Hampshire there are direct flights to Shannon (SNN).

Search flight deals

Frequently asked questions about flying from New Hampshire to Ireland

When did momondo last update prices for flights from New Hampshire to Ireland?
Prices for flights from New Hampshire to Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from New Hampshire to Ireland?
There are 15 operators available for flights from New Hampshire to Ireland as of April 2026.
How old do you have to be to fly from New Hampshire 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 layovers. It is recommended that you verify with the airline you are booking with for travel from New Hampshire to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents required for your trip to Ireland 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 license, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from New Hampshire to Ireland

Compare and see reviews for airlines that fly from New Hampshire to Ireland with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $483	Free Cancellation	Rating 7.4 9,581 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from New Hampshire to Ireland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from New Hampshire to Ireland for you.

Can I find flights from New Hampshire to Ireland with flexible booking policies on momondo?

Flights from New Hampshire to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from New Hampshire to Ireland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from New Hampshire to Ireland.

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

If you are simply researching potential flights to Ireland, momondo offers a useful price alert feature which will track prices for flights to Ireland from New Hampshire and alert you when they change.

An easier way to manage your Ireland trip

We make it super easy to schedule, organize 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

Thu 5/14

Thu 5/21

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Popular cities

Other flights from New Hampshire

Other flights to Ireland

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Ireland

Flights to Dublinfrom $472

Flights to Shannon, Clarefrom $476

Flights to Corkfrom $604

Flights to Milltown (Kerry)from $718

Flights to Knockfrom $828

Flights to Donegalfrom $896

Cheap flights from New Hampshire to Ireland from $245

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to Ireland departing on 4/28. 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 and deals

Big names and 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 New Hampshire to Ireland

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Icelandair flights from New Hampshire to Ireland

Our best Icelandair deals on New Hampshire to Ireland flight tickets

KLM flights from New Hampshire to Ireland

Our best KLM deals on New Hampshire to Ireland flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from New Hampshire to Ireland that are best for you.

See travel insights to Ireland from

How to get the cheapest flight ticket from New Hampshire to Ireland

What is the cheapest month to fly to Ireland?

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

What is the cheapest airline that flies from New Hampshire to Ireland?

How many flights depart from New Hampshire to Ireland on average per week?

How long is the flight from New Hampshire to Ireland?

Cheap New Hampshire to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Hampshire to Ireland

Fastest flight time

Direct flights

Airports in Ireland

Frequently asked questions about flying from New Hampshire to Ireland

Best airlines flying from New Hampshire to Ireland

Compare and see reviews for airlines that fly from New Hampshire to Ireland with momondo

Why use momondo?

An easier way to manage your Ireland trip

We make it super easy to schedule, organize 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

New Hampshire flight routes

According to popular flight searches on momondo this year

Ireland flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Ireland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Ireland

List of cabin classes available on flights landing in Ireland. Availability may vary depending on flight origin and airline.

Complete your trip to Ireland

Explore popular destinations other users love

According to popular flight searches on momondo this year