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Cheap flights from New Hampshire to Ireland from $159

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 9/9. 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

Aer Lingus Logo
9:25 pm - 8:25 amBOS-DUB
6h 00mnonstop
Aer Lingus Logo
4:45 pm - 6:45 pmDUB-BOS
7h 00mnonstop
$351Aer Lingus
Find Deal
dom., sep. 7 - mar., sep. 16
Logo
3:19 pm - 7:55 amBOS-DUB
11h 36m1 stop
Logo
3:00 pm - 5:10 pmDUB-BOS
7h 10mnonstop
$352
Find Deal
mar., sep. 2 - mar., sep. 9
United Airlines Logo
5:30 am - 10:20 amBOS-DUB
23h 50m1 stop
United Airlines Logo
9:20 am - 9:30 amDUB-BOS
29h 10m1 stop
$353United Airlines
Find Deal
mar., sep. 9 - mar., sep. 16
American Airlines Logo
6:44 pm - 8:40 amBOS-DUB
8h 56m1 stop
American Airlines Logo
1:05 pm - 7:45 pmDUB-BOS
11h 40m1 stop
$354American Airlines
Find Deal
dom., dic. 7 - vie., dic. 19
United Airlines Logo
3:17 pm - 9:45 amBOS-DUB
13h 28m1 stop
United Airlines Logo
8:00 am - 6:02 pmDUB-BOS
14h 02m1 stop
$355United Airlines
Find Deal
vie., oct. 24 - sáb., nov. 1
Delta Logo
11:40 pm - 10:45 amBOS-DUB
6h 05mnonstop
Delta Logo
9:45 am - 11:40 pmDUB-BOS
17h 55m1 stop
$359Delta
Find Deal
vie., oct. 24 - sáb., nov. 1
Delta Logo
11:35 pm - 10:45 amBOS-DUB
6h 10mnonstop
Delta Logo
12:00 pm - 2:10 pmDUB-BOS
7h 10mnonstop
$363Delta
Find Deal
mié., sep. 3 - dom., sep. 14
Iberia Logo
4:30 pm - 5:40 pmBOS-DUB
20h 10m1 stop
Iberia Logo
9:50 am - 9:15 pmDUB-BOS
16h 25m1 stop
$365Iberia
Find Deal
mié., oct. 8 - mié., oct. 15
American Airlines Logo
6:55 pm - 9:00 pmBOS-ORK
21h 05m1 stop
American Airlines Logo
7:40 am - 2:20 pmORK-BOS
11h 40m1 stop
$367American Airlines
Find Deal
mar., nov. 11 - mar., nov. 18
Iberia Logo
4:30 pm - 8:20 amBOS-DUB
10h 50m1 stop
Iberia Logo
9:50 am - 9:15 pmDUB-BOS
16h 25m1 stop
$380Iberia
Find Deal
vie., oct. 10 - mar., oct. 14

Iberia flights from New Hampshire to Ireland

Our best Iberia deals on New Hampshire to Ireland flight tickets
Iberia
Oct 8
BOS4:30 pmBoston Logan Intl
20h 10m
1 stop
DUB5:40 pmDublin
Oct 15
DUB9:50 amDublin
16h 25m
1 stop
BOS9:15 pmBoston Logan Intl
$365
Find similar
Iberia
Oct 10
BOS4:30 pmBoston Logan Intl
10h 50m
1 stop
DUB8:20 amDublin
Oct 14
DUB9:50 amDublin
16h 25m
1 stop
BOS9:15 pmBoston Logan Intl
$380
Find similar
Iberia
Sep 4
BOS7:29 pmBoston Logan Intl
11h 11m
1 stop
DUB11:40 amDublin
Sep 12
DUB9:15 amDublin
38h 34m
2 stops
BOS6:49 pmBoston Logan Intl
$383
Find similar

Air Canada flights from New Hampshire to Ireland

Our best Air Canada deals on New Hampshire to Ireland flight tickets
Air Canada
Aug 25
BOS12:15 pmBoston Logan Intl
14h 30m
2 stops
DUB7:45 amDublin
Sep 3
DUB9:50 amDublin
17h 05m
2 stops
BOS9:55 pmBoston Logan Intl
$354
Find similar
Air Canada
Aug 25
BOS12:15 pmBoston Logan Intl
14h 30m
2 stops
DUB7:45 amDublin
Sep 3
DUB9:50 amDublin
13h 20m
1 stop
BOS6:10 pmBoston Logan Intl
$361
Find similar
Air Canada
Aug 25
BOS6:00 amBoston Logan Intl
20h 45m
2 stops
DUB7:45 amDublin
Sep 9
DUB9:20 amDublin
17h 35m
1 stop
BOS9:55 pmBoston Logan Intl
$372
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 agosto 21, 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

dom. 9/7

9:25 pm-8:25 am

Nonstop6h 00m

Dublin

mar. 9/16

4:45 pm-6:45 pm

Nonstop7h 00m

$351

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

mar. 9/2

3:19 pm-7:55 am

1 stop11h 36m

Dublin

mar. 9/9

3:00 pm-5:10 pm

Nonstop7h 10m

$352

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

mar. 9/9

5:30 am-10:20 am

1 stop23h 50m

Dublin

mar. 9/16

9:20 am-9:30 am

1 stop29h 10m

$353

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

dom. 12/7

6:44 pm-8:40 am

1 stop8h 56m

Dublin

vie. 12/19

1:05 pm-7:45 pm

1 stop11h 40m

$354

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

vie. 10/24

3:17 pm-9:45 am

1 stop13h 28m

Dublin

sáb. 11/1

8:00 am-6:02 pm

1 stop14h 02m

$355

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

vie. 10/24

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

sáb. 11/1

9:45 am-11:40 pm

1 stop17h 55m

$359

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

mié. 9/3

11:35 pm-10:45 am

Nonstop6h 10m

Dublin

dom. 9/14

12:00 pm-2:10 pm

Nonstop7h 10m

$363

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

mié. 10/8

4:30 pm-5:40 pm

1 stop20h 10m

Dublin

mié. 10/15

9:50 am-9:15 pm

1 stop16h 25m

$365

BostonCork

BOS - ORK

BOSORK

Boston Logan Intl

mar. 11/11

6:55 pm-9:00 pm

1 stop21h 05m

Cork

mar. 11/18

7:40 am-2:20 pm

1 stop11h 40m

$367

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

vie. 10/10

4:30 pm-8:20 am

1 stop10h 50m

Dublin

mar. 10/14

9:50 am-9:15 pm

1 stop16h 25m

$380

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 $479. 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 $572 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 $506 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
American AirlinesPriceFrom $752Free CancellationRating
7.2
10,000 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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