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Ireland

$153+ Cheap flights from New Hampshire to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — DUB
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from New Hampshire to Ireland

Keep the following information in mind while searching for New Hampshire to Ireland flight deals. Data was last updated August 14, 2025.

Round-trip from

$356
(Delta)

One-way from

$153
(American Airlines)

Popular in

June

Cheapest in

February

Average price

$598
From New Hampshire to Ireland
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One-way flight from New Hampshire to Ireland
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Highest demand for flights based on searches. 13% potential increase in price ($91 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from New Hampshire to Ireland

Cheapest flights from New Hampshire to Ireland
Explore the most affordable flight options available from New Hampshire to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/181:35 pmBOS - DUB
1 stop14h 10mDelta
Wed 8/271:15 pmDUB - BOS
1 stop11h 10mDelta
Deal found 8/14$356
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:40 amBOS - DUB
1 stop21h 05mDelta
Sat 1/108:45 amDUB - BOS
1 stop12h 35mDelta
Deal found 8/13$357
This Iberia deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/37:29 pmBOS - DUB
1 stop11h 11mIberia
Thu 9/119:15 amDUB - BOS
1 stop15h 35mIberia
Deal found 8/14$358
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:20 pmBOS - DUB
Nonstop6h 00mDelta
Sun 11/910:45 amDUB - BOS
1 stop25h 40mDelta
Deal found 8/12$359
This Flightnetwork deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/15:30 pmBOS - DUB
Nonstop6h 00mAer Lingus
Sun 9/74:45 pmDUB - BOS
Nonstop7h 00mAer Lingus
Deal found 8/12$360
This United deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2810:25 amBOS - DUB
2 stops17h 45mMultiple Airlines
Tue 11/412:55 pmDUB - BOS
1 stop12h 25mMultiple Airlines
Deal found 8/14$361
This KLM deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2010:30 pmBOS - ORK
1 stop11h 10mKLM
Wed 11/56:00 amORK - BOS
1 stop17h 55mKLM
Deal found 8/13$362
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/183:25 pmBOS - DUB
1 stop12h 20mDelta
Fri 8/291:15 pmDUB - BOS
1 stop11h 10mDelta
Deal found 8/14$362
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:30 amBOS - DUB
1 stop23h 50mUnited Airlines
Sun 9/149:50 amDUB - BOS
1 stop30h 39mUnited Airlines
Deal found 8/14$363
This Iberia deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/25:40 pmBOS - DUB
1 stop13h 00mIberia
Tue 9/309:35 pmDUB - BOS
1 stop28h 40mIberia
Deal found 8/12$364
This Iberia deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/186:45 pmBOS - DUB
1 stop29h 45mIberia
Sun 11/29:40 amDUB - BOS
1 stop34h 35mIberia
Deal found 8/14$365
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:30 amBOS - DUB
1 stop23h 50mUnited Airlines
Thu 9/119:20 amDUB - BOS
1 stop29h 10mUnited Airlines
Deal found 8/14$366

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from New Hampshire to Ireland that are best for you.

Fly from

New Hampshire

Fly to

Ireland

Route

Depart

Return

Price

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Mon 10/20

3:00 pm-9:15 am

1 stop13h 15m

Dublin

Sun 11/2

8:45 am-4:20 pm

1 stop12h 35m

$357

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 10/19

1:00 pm-9:15 am

1 stop15h 15m

Dublin

Sun 11/2

5:00 am-4:20 pm

1 stop15h 20m

$357

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 12/31

2:00 pm-7:45 am

1 stop12h 45m

Dublin

Sat 1/10

8:45 am-4:20 pm

1 stop12h 35m

$357

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 10/21

1:00 pm-9:15 am

1 stop15h 15m

Dublin

Sun 11/2

8:45 am-4:20 pm

1 stop12h 35m

$357

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 12/31

12:25 pm-8:45 am

1 stop15h 20m

Dublin

Thu 1/8

5:15 pm-1:20 pm

1 stop25h 05m

$358

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 8/24

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Wed 9/3

1:15 pm-7:26 pm

1 stop11h 11m

$358

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 8/24

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Tue 9/2

12:00 pm-12:19 am

1 stop17h 19m

$358

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Wed 10/15

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Wed 10/22

10:00 am-10:04 pm

1 stop17h 04m

$358

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Sun 9/7

11:35 pm-10:45 am

Nonstop6h 10m

Dublin

Tue 9/16

10:00 am-7:42 pm

1 stop14h 42m

$358

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

Tue 8/26

11:40 pm-10:45 am

Nonstop6h 05m

Dublin

Wed 9/3

1:15 pm-11:00 pm

1 stop14h 45m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 60 results
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Best time to book a flight from New Hampshire to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from New Hampshire with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New Hampshire to Ireland

What is the cheapest time of day to fly from NH to IE?

Find hourly flight availability from New Hampshire to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New Hampshire to Ireland as you normally would.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from New Hampshire to Ireland one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $153. United Airlines flights start at $234 while deals on PLAY start at $271 one-way.

  • Can I find deals for flights from New Hampshire to Ireland that include hotel bookings?

    Yes. In addition to deals on New Hampshire to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New Hampshire to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Hampshire to Ireland.

  • Can I find deals for business class flights from New Hampshire to Ireland?

    Yes. Cheapflights offers flight deals from New Hampshire to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from New Hampshire to Ireland?

    Currently, November is the cheapest month in which you can book a flight from New Hampshire to Ireland (average of $509). Flying from New Hampshire to Ireland in June is currently the most expensive (average of $925). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for New Hampshire to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from New Hampshire to Ireland

Discover the top airline that operate flights from New Hampshire to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$752Average$1,217FlexibilityNo cancel feeOn-time71%

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