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Cheap flights from New Hampshire to Ireland from $210

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 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from New Hampshire to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:35 am - 10:20 amBOS-DUB
23h 45m1 stop
United Airlines Logo
9:00 am - 9:57 amDUB-BOS
29h 57m1 stop
$338United Airlines
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Wed, Feb 25 - Sun, Mar 1
Multiple Airlines Logo
10:15 am - 7:10 amBOS-DUB
15h 55m2 stops
Multiple Airlines Logo
10:50 am - 9:27 pmDUB-BOS
15h 37m2 stops
$339Multiple Airlines
Find Deal
Fri, Nov 28 - Wed, Dec 3
Aer Lingus Logo
5:10 pm - 4:15 amBOS-DUB
6h 05mnonstop
Aer Lingus Logo
11:40 am - 1:55 pmDUB-BOS
7h 15mnonstop
$343Aer Lingus
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Sat, Feb 21 - Thu, Feb 26
Aer Lingus Logo
7:25 pm - 6:20 amBOS-SNN
5h 55mnonstop
Aer Lingus Logo
2:45 pm - 4:50 pmSNN-BOS
7h 05mnonstop
$343Aer Lingus
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Mon, Nov 24 - Wed, Dec 3
JetBlue Logo
6:40 pm - 9:00 amBOS-DUB
9h 20m1 stop
JetBlue Logo
10:40 am - 12:52 pmDUB-BOS
7h 12mnonstop
$347JetBlue
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Sun, May 3 - Wed, May 13
Delta Logo
10:20 pm - 9:20 amBOS-DUB
6h 00mnonstop
Delta Logo
11:30 am - 1:40 pmDUB-BOS
7h 10mnonstop
$349Delta
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Sun, Nov 23 - Fri, Nov 28
Delta Logo
11:40 pm - 10:45 amBOS-DUB
6h 05mnonstop
Delta Logo
12:00 pm - 2:20 pmDUB-BOS
7h 20mnonstop
$353Delta
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Wed, Apr 1 - Fri, Apr 24
JetBlue Logo
9:05 pm - 8:20 amBOS-DUB
6h 15mnonstop
JetBlue Logo
10:40 am - 12:52 pmDUB-BOS
7h 12mnonstop
$356JetBlue
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Sat, May 2 - Sat, May 9
Air Canada Logo
5:30 am - 8:15 amBOS-DUB
21h 45m2 stops
Air Canada Logo
9:50 am - 5:57 pmDUB-BOS
13h 07m2 stops
$360Air Canada
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Thu, Apr 2 - Wed, Apr 15
Air Canada Logo
1:00 pm - 6:10 amBOS-DUB
13h 10m1 stop
Air Canada Logo
9:50 am - 9:27 pmDUB-BOS
16h 37m2 stops
$361Air Canada
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Fri, Mar 27 - Wed, Apr 1

United Airlines flights from New Hampshire to Ireland

Our best United Airlines deals on New Hampshire to Ireland flight tickets
United Airlines
Feb 25
BOS5:35 amBoston Logan Intl
23h 45m
1 stop
DUB10:20 amDublin
Mar 1
DUB9:00 amDublin
29h 57m
1 stop
BOS9:57 amBoston Logan Intl
$338
Find similar
United Airlines
Nov 9
BOS11:59 amBoston Logan Intl
14h 31m
1 stop
DUB7:30 amDublin
Nov 17
DUB9:00 amDublin
29h 57m
1 stop
BOS9:57 amBoston Logan Intl
$343
Find similar
United Airlines
Dec 1
BOS4:29 pmBoston Logan Intl
10h 01m
1 stop
DUB7:30 amDublin
Dec 5
DUB9:00 amDublin
11h 57m
1 stop
BOS3:57 pmBoston Logan Intl
$348
Find similar

JetBlue flights from New Hampshire to Ireland

Our best JetBlue deals on New Hampshire to Ireland flight tickets
JetBlue
May 3
BOS6:40 pmBoston Logan Intl
9h 20m
1 stop
DUB9:00 amDublin
May 13
DUB10:40 amDublin
7h 12m
BOS12:52 pmBoston Logan Intl
$347
Find similar
JetBlue
May 2
BOS9:05 pmBoston Logan Intl
6h 15m
DUB8:20 amDublin
May 9
DUB10:40 amDublin
7h 12m
BOS12:52 pmBoston Logan Intl
$356
Find similar
JetBlue
Nov 14
BOS7:25 pmBoston Logan Intl
5h 55m
SNN6:20 amShannon
Nov 19
SNN2:45 pmShannon
7h 05m
BOS4:50 pmBoston Logan Intl
$990
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New Hampshire to Ireland 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 832,500 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from New Hampshire to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 2/25

5:35 am-10:20 am

1 stop23h 45m

Dublin

Sun 3/1

9:00 am-9:57 am

1 stop29h 57m

$338

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 11/28

10:15 am-7:10 am

2 stops15h 55m

Dublin

Wed 12/3

10:50 am-9:27 pm

2 stops15h 37m

$339

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 2/21

5:10 pm-4:15 am

Nonstop6h 05m

Dublin

Thu 2/26

11:40 am-1:55 pm

Nonstop7h 15m

$343

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Mon 11/24

7:25 pm-6:20 am

Nonstop5h 55m

Shannon

Wed 12/3

2:45 pm-4:50 pm

Nonstop7h 05m

$343

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 5/3

6:40 pm-9:00 am

1 stop9h 20m

Dublin

Wed 5/13

10:40 am-12:52 pm

Nonstop7h 12m

$347

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 11/23

10:20 pm-9:20 am

Nonstop6h 00m

Dublin

Fri 11/28

11:30 am-1:40 pm

Nonstop7h 10m

$349

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 4/1

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Fri 4/24

12:00 pm-2:20 pm

Nonstop7h 20m

$353

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sat 5/2

9:05 pm-8:20 am

Nonstop6h 15m

Dublin

Sat 5/9

10:40 am-12:52 pm

Nonstop7h 12m

$356

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Thu 4/2

5:30 am-8:15 am

2 stops21h 45m

Dublin

Wed 4/15

9:50 am-5:57 pm

2 stops13h 07m

$360

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Fri 3/27

1:00 pm-6:10 am

1 stop13h 10m

Dublin

Wed 4/1

9:50 am-9:27 pm

2 stops16h 37m

$361

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ireland from

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

What is the cheapest month to fly to Ireland?

In general, February 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 $470. If you aren’t able to travel to Ireland during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $488.

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 Tuesday when prices can be found for as low as $815. This is often the case because there is less demand to fly during this day of the week. Flights from New Hampshire to Ireland on a Sunday will generally be more expensive and average around $1,416. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 $562 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 $510 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 50m

Direct flights

Every day

Airports in Ireland

2 airports
The fastest flight from New Hampshire to Ireland takes 5h 50m
Direct flights go from New Hampshire to Ireland every day.
There are 2 airports near Ireland: Dublin (DUB), Shannon (SNN)
Search flight deals

  • 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?

  • 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 AirlinesPriceFrom $483Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights
American AirlinesPriceFrom $537Free CancellationRating
7.2
11,042 reviews
Search American 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.
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Find better results for your trip to Ireland

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