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

Currently, January is the cheapest month in which you can book a flight from Ireland to New Hampshire (average of $334). Flying from Ireland to New Hampshire in April is currently the most expensive (average of $395). 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.

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

Find a great deal and save up to 36% by booking at least 60 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ireland to New Hampshire within the next two weeks, with the cheapest ticket starting at $458.

What is the cheapest month to fly from Ireland to New Hampshire?

February can be a great time to fly to New Hampshire from Ireland with a flight ticket averaging about $521. Cheapflights users have found deals in the month of February for as cheap as $290. The most expensive prices can be found in the month of July.

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

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

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

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

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

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

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

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

$322+ Cheap Flights from Ireland to New Hampshire

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Cheap flight deals from Ireland to New Hampshire

Round-trip from	$449 (Air France)
One-way from	$322 (Kiwi.com)
Popular in	July
Cheapest in	February
Average price	$629

From Ireland to New Hampshire

Search Deals

One-way flight from Ireland to New Hampshire

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($135 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($20 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 Ireland to New Hampshire

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

dom. 9/76:00 amORK - BOS

1 stop15h 30mMultiple Airlines

lun. 9/1510:20 pmBOS - ORK

1 stop11h 20mMultiple Airlines

Deal found 8/13

$449

mié. 9/312:30 pmSNN - BOS

1 stop9h 48mMultiple Airlines

mar. 9/168:02 pmBOS - SNN

1 stop9h 13mMultiple Airlines

Deal found 8/11

$450

jue. 9/43:00 pmDUB - BOS

Nonstop7h 10mDelta

sáb. 9/1311:35 pmBOS - DUB

Nonstop6h 10mDelta

Deal found 8/12

$451

vie. 12/191:35 pmDUB - BOS

2 stops15h 19mUnited Airlines

lun. 12/292:15 pmBOS - DUB

2 stops12h 15mUnited Airlines

Deal found 8/12

$452

jue. 9/46:40 pmDUB - BOS

1 stop25h 45mSWISS

jue. 9/115:05 pmBOS - DUB

1 stop14h 05mSWISS

Deal found 8/12

$453

vie. 10/2412:20 pmDUB - BOS

2 stops32h 15mScandinavian Airlines

mar. 10/286:35 pmBOS - DUB

1 stop19h 45mScandinavian Airlines

Deal found 8/14

$454

sáb. 8/302:15 pmDUB - BOS

1 stop9h 35mIcelandair

sáb. 10/48:50 pmBOS - DUB

1 stop9h 15mIcelandair

Deal found 8/12

$455

mar. 10/76:00 amORK - BOS

2 stops15h 01mMultiple Airlines

vie. 10/175:20 pmBOS - ORK

1 stop16h 20mMultiple Airlines

Deal found 8/13

$455

jue. 9/49:30 amSNN - BOS

1 stop14h 49mUnited Airlines

sáb. 9/133:20 pmBOS - SNN

1 stop11h 10mUnited Airlines

Deal found 8/12

$456

mar. 9/28:55 amDUB - BOS

1 stop12h 35mMultiple Airlines

sáb. 10/411:40 pmBOS - DUB

Nonstop6h 05mMultiple Airlines

Deal found 8/14

$456

sáb. 9/279:20 amDUB - BOS

2 stops14h 36mUnited Airlines

sáb. 10/412:40 pmBOS - DUB

2 stops13h 30mUnited Airlines

Deal found 8/13

$457

jue. 9/48:55 amDUB - BOS

1 stop12h 35mMultiple Airlines

mié. 9/1011:35 pmBOS - DUB

Nonstop6h 10mMultiple Airlines

Deal found 8/14

$458

Best flights from Ireland to New Hampshire
Discover carefully curated flight deals from Ireland to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated agosto 14, 2025.

mar. 10/76:00 amORK - BOS

1 stop15h 30mMultiple Airlines

vie. 10/1710:20 pmBOS - ORK

1 stop11h 20mMultiple Airlines

Deal found 8/13

$449

dom. 9/285:10 pmORK - BOS

1 stop32h 00mLufthansa

dom. 10/55:50 pmBOS - ORK

1 stop17h 35mLufthansa

Deal found 8/14

$449

sáb. 10/43:00 pmDUB - BOS

Nonstop7h 15mAir France

dom. 10/1211:40 pmBOS - DUB

Nonstop6h 05mAir France

Deal found 8/13

$451

vie. 10/2412:20 pmDUB - BOS

2 stops32h 15mScandinavian Airlines

mar. 10/286:35 pmBOS - DUB

1 stop19h 45mScandinavian Airlines

Deal found 8/14

$454

sáb. 9/68:55 amDUB - BOS

1 stop12h 35mDelta

sáb. 9/2711:35 pmBOS - DUB

Nonstop6h 10mDelta

Deal found 8/13

$455

mié. 10/112:30 pmSNN - BOS

1 stop12h 24mUnited Airlines

jue. 10/169:53 amBOS - SNN

2 stops19h 22mUnited Airlines

Deal found 8/13

$456

vie. 8/296:00 amORK - BOS

1 stop17h 25mKLM

mar. 9/28:15 pmBOS - ORK

1 stop21h 10mKLM

Deal found 8/13

$571

vie. 8/2911:30 amDUB - MHT

1 stop16h 57mJetBlue

mar. 9/27:00 amMHT - DUB

1 stop20h 20mJetBlue

Deal found 8/14

$597

dom. 9/78:30 pmORK - BOS

2 stops26h 25mAir Canada

lun. 9/156:00 amBOS - ORK

2 stops32h 50mAir Canada

Deal found 8/13

$622

dom. 9/76:00 amORK - BOS

1 stop15h 30mMultiple Airlines

lun. 9/1510:20 pmBOS - ORK

1 stop11h 20mMultiple Airlines

Deal found 8/13

$449

sáb. 9/63:00 pmDUB - BOS

Nonstop7h 10mAir France

mar. 9/911:35 pmBOS - DUB

Nonstop6h 10mAir France

Deal found 8/13

$451

vie. 10/245:55 amDUB - BOS

1 stop15h 35mDelta

mié. 10/297:30 pmBOS - DUB

1 stop16h 15mDelta

Deal found 8/14

$455

Last-minute flights from Ireland to New Hampshire
Discover last-minute flight deals from Ireland to New Hampshire. Data last updated agosto 14, 2025 and is based on user searches.

mié. 8/2011:35 amDUB - BOS

1 stop11h 15mPLAY

mié. 9/37:15 pmBOS - DUB

1 stop9h 55mPLAY

Deal found 8/14

$460

mié. 8/209:30 amDUB - BOS

1 stop31h 41mMultiple Airlines

jue. 9/48:05 pmBOS - DUB

1 stop30h 35mMultiple Airlines

Deal found 8/12

$514

jue. 8/219:30 amDUB - BOS

1 stop15h 58mAmerican Airlines

lun. 9/18:10 pmBOS - DUB

1 stop10h 40mAmerican Airlines

Deal found 8/14

$510

jue. 8/219:30 amDUB - BOS

1 stop10h 37mAmerican Airlines

mié. 9/32:56 pmBOS - DUB

1 stop10h 34mAmerican Airlines

Deal found 8/14

$529

jue. 8/219:30 amDUB - BOS

1 stop10h 37mIberia

mié. 9/37:29 pmBOS - DUB

1 stop11h 11mIberia

Deal found 8/14

$530

jue. 8/212:15 pmDUB - BOS

1 stop26h 20mIcelandair

lun. 8/2512:35 pmBOS - DUB

1 stop19h 40mIcelandair

Deal found 8/12

$589

jue. 8/217:10 amSNN - BOS

2 stops33h 15mMultiple Airlines

dom. 8/248:10 pmBOS - SNN

1 stop19h 25mMultiple Airlines

Deal found 8/14

$844

jue. 8/219:30 amSNN - BOS

1 stop20h 15mUnited Airlines

dom. 8/248:02 pmBOS - SNN

1 stop9h 13mUnited Airlines

Deal found 8/14

$860

vie. 8/229:30 amDUB - BOS

1 stop12h 49mMultiple Airlines

sáb. 9/65:43 pmBOS - DUB

1 stop30h 47mMultiple Airlines

Deal found 8/12

$515

vie. 8/2212:15 pmDUB - BOS

1 stop28h 20mIcelandair

vie. 8/2912:35 pmBOS - DUB

1 stop19h 40mIcelandair

Deal found 8/12

$581

sáb. 8/2311:45 amDUB - BOS

2 stops16h 58mAmerican Airlines

mar. 9/28:10 pmBOS - DUB

1 stop10h 45mAmerican Airlines

Deal found 8/14

$517

sáb. 8/235:55 amDUB - BOS

1 stop14h 45mLufthansa

dom. 9/78:05 pmBOS - DUB

1 stop15h 50mLufthansa

Deal found 8/13

$592

One-way flights from Ireland to New Hampshire
Search for one-way flight options from Ireland to New Hampshire. Find affordable one-way fares based on user searches. Data last updated agosto 14, 2025.

mié. 9/102:20 pmSNN - BOS

2 stops32h 30mMultiple Airlines

Deal found 8/14

$322

lun. 12/158:55 amORK - BOS

3 stops42h 13mMultiple Airlines

Deal found 8/14

$341

jue. 9/116:40 amSNN - BOS

2 stops16h 10mMultiple Airlines

Deal found 8/14

$344

mar. 9/99:10 pmSNN - BOS

2 stops25h 40mMultiple Airlines

Deal found 8/14

$352

lun. 9/85:40 pmSNN - BOS

2 stops31h 25mMultiple Airlines

Deal found 8/14

$362

lun. 9/225:40 pmSNN - BOS

2 stops31h 25mMultiple Airlines

Deal found 8/13

$366

jue. 10/239:50 amDUB - BOS

1 stop16h 25mIberia

Deal found 8/12

$372

mar. 9/236:25 amDUB - BOS

2 stops18h 40mMultiple Airlines

Deal found 8/13

$373

sáb. 9/209:45 amDUB - BOS

3 stops37h 13mMultiple Airlines

Deal found 8/13

$374

jue. 8/289:50 pmSNN - BOS

2 stops25h 00mMultiple Airlines

Deal found 8/14

$375

lun. 11/104:40 pmDUB - BOS

2 stops50h 55mMultiple Airlines

Deal found 8/12

$375

lun. 11/31:20 pmDUB - BOS

2 stops30h 15mMultiple Airlines

Deal found 8/12

$376

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

CorkBoston

ORK - BOS

ORKBOS

Cork

mar. 10/7

6:00 am-4:30 pm

1 stop15h 30m

Boston Logan Intl

vie. 10/17

10:20 pm-2:40 pm

1 stop11h 20m

$449

CorkBoston

ORK - BOS

ORKBOS

Cork

dom. 9/28

5:10 pm-8:10 pm

1 stop32h 00m

Boston Logan Intl

dom. 10/5

5:50 pm-4:25 pm

1 stop17h 35m

$449

CorkBoston

ORK - BOS

ORKBOS

Cork

dom. 9/7

6:00 am-4:30 pm

1 stop15h 30m

Boston Logan Intl

lun. 9/15

10:20 pm-2:40 pm

1 stop11h 20m

$449

DublinBoston

DUB - BOS

DUBBOS

Dublin

sáb. 10/4

3:00 pm-5:15 pm

Nonstop7h 15m

Boston Logan Intl

dom. 10/12

11:40 pm-10:45 am

Nonstop6h 05m

$451

DublinBoston

DUB - BOS

DUBBOS

Dublin

sáb. 9/6

3:00 pm-5:10 pm

Nonstop7h 10m

Boston Logan Intl

mar. 9/9

11:35 pm-10:45 am

Nonstop6h 10m

$451

DublinBoston

DUB - BOS

DUBBOS

Dublin

vie. 10/24

12:20 pm-3:35 pm

2 stops32h 15m

Boston Logan Intl

mar. 10/28

6:35 pm-6:20 pm

1 stop19h 45m

$454

DublinBoston

DUB - BOS

DUBBOS

Dublin

jue. 11/20

5:55 am-1:20 pm

1 stop12h 25m

Boston Logan Intl

dom. 11/23

10:20 pm-9:20 am

Nonstop6h 00m

$454

DublinBoston

DUB - BOS

DUBBOS

Dublin

sáb. 9/6

8:55 am-4:30 pm

1 stop12h 35m

Boston Logan Intl

sáb. 9/27

11:35 pm-10:45 am

Nonstop6h 10m

$455

DublinBoston

DUB - BOS

DUBBOS

Dublin

vie. 10/24

5:55 am-4:30 pm

1 stop15h 35m

Boston Logan Intl

mié. 10/29

7:30 pm-3:45 pm

1 stop16h 15m

$455

DublinBoston

DUB - BOS

DUBBOS

Dublin

sáb. 9/6

8:55 am-4:30 pm

1 stop12h 35m

Boston Logan Intl

sáb. 9/27

11:35 pm-10:45 am

Nonstop6h 10m

$455

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 60 results

...

Best time to book a flight from Ireland to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Ireland 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 Ireland to New Hampshire

No data available for this route at this time. Please check back soon.

Related info for your journey

Can I find deals for flights from Ireland to New Hampshire that include hotel bookings?
Yes. In addition to deals on Ireland to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ireland to New Hampshire?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to New Hampshire.
Can I find deals for business class flights from Ireland to New Hampshire?
Yes. Cheapflights offers flight deals from Ireland to New Hampshire 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 Ireland to New Hampshire?
Currently, January is the cheapest month in which you can book a flight from Ireland to New Hampshire (average of $334). Flying from Ireland to New Hampshire in April is currently the most expensive (average of $395). 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

Browse thousands of different options on Cheapflights for your next trip

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$322+ Cheap flights from Ireland to New Hampshire

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ireland to New Hampshire with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ireland to New Hampshire

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to New Hampshire

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

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

Cheapflights Fare Finder

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

Best time to book a flight from Ireland to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Ireland with our price prediction graph.

Cheapflights Insights

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

Related info for your journey

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.

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Book with Flexibility

Travel Smart

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