How long is the flight from Northern Ireland to New Hampshire?

There are many flights that can get you from Northern Ireland to New Hampshire in 17h 45m. Fly via British Airways to get the fastest option. Airlines will cover a distance of 2981 mi.

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

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

How can I find direct flights from Northern 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 Northern Ireland to New Hampshire.

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

Yes. Cheapflights offers flight deals from Northern 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.

£328+ Cheap Flights from Northern Ireland to New Hampshire

Cheap flight deals from Northern Ireland to New Hampshire

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Northern Ireland to New Hampshire
Explore the most affordable flight options available from Northern Ireland to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Mon 2/1110:45 -

2 stops34h 00m

Mon 9/1117:35 -

2 stops23h 45m

Deal found 18/9£423

Thu 29/1006:30 -

2 stops16h 20m

Thu 5/1119:50 -

2 stops19h 40m

Deal found 14/9£537

Thu 24/916:35 -

1 stop25h 00m

Mon 28/920:05 -

1 stop11h 50m

Deal found 15/9£581

Sun 1/1120:55 -

2 stops28h 25m

Sun 8/1121:50 -

2 stops18h 35m

Deal found 17/9£591

Sat 10/1007:05 -

2 stops17h 45m

Tue 13/1021:50 -

1 stop12h 30m

Deal found 17/9£606

Sat 10/1007:05 -

2 stops17h 45m

Wed 14/1006:01 -

2 stops21h 49m

Deal found 16/9£609

Thu 24/906:30 -

2 stops15h 25m

Mon 28/921:50 -

1 stop10h 05m

Deal found 15/9£615

Fri 30/1021:00 -

2 stops24h 05m

Fri 6/1118:20 -

2 stops23h 15m

Deal found 15/9£623

Thu 24/910:15 -

1 stop15h 50m

Mon 28/923:00 -

2 stops19h 05m

Deal found 15/9£675

Tue 13/1007:00 -

2 stops17h 01m

Fri 16/1014:50 -

2 stops19h 10m

Deal found 16/9£1,883

Tue 3/1110:00 -

2 stops17h 49m

Thu 5/1118:39 -

2 stops35h 16m

Deal found 18/9£2,062

Tue 3/1110:00 -

3 stops17h 49m

Thu 5/1111:10 -

2 stops21h 55m

Deal found 18/9£4,735

Find flight deals from Northern Ireland to New Hampshire

Round-trip from	£423
One-way from	£328

2/11-9/11
4 total stops
57h 45m total
Northern Ireland to New Hampshire

Search Deals

15/12-31/12
3 total stops
34h 55m total
Northern Ireland to New Hampshire

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBoston

BFS Belfast Intl - BOS Boston Logan Intl

BFSBOS

Belfast Intl

Tue 15/12

08:25-14:05

2 stops34h 40m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£340

BelfastBoston

BFS Belfast Intl - BOS Boston Logan Intl

BFSBOS

Belfast Intl

Fri 30/10

06:15-21:20

2 stops19h 05m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£351

BelfastBoston

BHD Belfast City - BOS Boston Logan Intl

BHDBOS

Belfast City

Fri 30/10

07:20-18:50

3 stops39h 30m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£365

BelfastBoston

BFS Belfast Intl - BOS Boston Logan Intl

BFSBOS

Belfast Intl

Thu 29/10

06:30-18:50

2 stops16h 20m

Boston Logan Intl

Thu 5/11

19:50-20:30

2 stops19h 40m

£537

BelfastBoston

BFS Belfast Intl - BOS Boston Logan Intl

BFSBOS

Belfast Intl

Sun 1/11

20:55-20:20

2 stops28h 25m

Boston Logan Intl

Sun 8/11

21:50-21:25

2 stops18h 35m

£591

BelfastBoston

BHD Belfast City - BOS Boston Logan Intl

BHDBOS

Belfast City

Sat 10/10

07:05-19:50

2 stops17h 45m

Boston Logan Intl

Wed 14/10

06:01-08:50

2 stops21h 49m

£606

BelfastBoston

BHD Belfast City - BOS Boston Logan Intl

BHDBOS

Belfast City

Sat 10/10

07:05-19:50

2 stops17h 45m

Boston Logan Intl

Tue 13/10

21:50-15:20

1 stop12h 30m

£606

BelfastBoston

BFS Belfast Intl - BOS Boston Logan Intl

BFSBOS

Belfast Intl

Mon 2/11

08:30-21:28

3 stops17h 58m

Boston Logan Intl

Mon 9/11

19:50-16:45

2 stops15h 55m

£661

BelfastBoston

BFS Belfast Intl - BOS Boston Logan Intl

BFSBOS

Belfast Intl

Fri 30/10

21:00-14:45

2 stops21h 45m

Boston Logan Intl

Fri 6/11

21:20-22:10

3 stops19h 50m

£712

Fastest return journey

BelfastManchester

BHD Belfast City - MHT Manchester

BHDMHT

Belfast City

Fri 30/10

08:35-21:42

2 stops17h 07m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£752

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Northern Ireland to New Hampshire

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

BFS-BOS

BHD-BOS

BHD-MHT

Estimated return 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 Northern Ireland to New Hampshire

GBNIR-USNH

BFS-BOS

BHD-BOS

BHD-MHT

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

Related info for your journey

How long is the flight from Northern Ireland to New Hampshire?
There are many flights that can get you from Northern Ireland to New Hampshire in 17h 45m. Fly via British Airways to get the fastest option. Airlines will cover a distance of 2981 mi.
Can I find deals for flights from Northern Ireland to New Hampshire that include hotel bookings?
Yes. In addition to deals on Northern Ireland to New Hampshire flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern 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 Northern Ireland to New Hampshire.
Can I find deals for business class flights from Northern Ireland to New Hampshire?
Yes. Cheapflights offers flight deals from Northern 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Return Flight Options

Top destinations

Alternative routes for Northern Ireland to New Hampshire

Heathrow to Newark flights

Heathrow to John F Kennedy Intl flights

Gatwick to John F Kennedy Intl flights

Heathrow to LaGuardia flights

Stansted to John F Kennedy Intl flights

Gatwick to Newark flights

London City to John F Kennedy Intl flights

Luton to John F Kennedy Intl flights

Gatwick to LaGuardia flights

London City to Newark flights

Stansted to Newark flights

Luton to Newark flights

Heathrow to Miami flights

Heathrow to Los Angeles flights

Heathrow to Orlando flights

Heathrow to San Francisco flights

Manchester to John F Kennedy Intl flights

Heathrow to Dallas/Fort Worth flights

Heathrow to Las Vegas flights

Heathrow to O'Hare Intl flights

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Manchester to Orlando flights

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Heathrow to Dulles Intl flights

Stansted to Los Angeles flights

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London City to Miami flights

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Heathrow to Seattle flights

Manchester to LaGuardia flights

London City to Los Angeles flights

Heathrow to Baltimore flights

Stansted to Orlando flights

Gatwick to San Francisco flights

London City to Orlando flights

Heathrow to Hobby flights

Heathrow to Atlanta flights

London City to San Francisco flights

Stansted to San Francisco flights

Heathrow to Ontario flights

Luton to Miami flights

Heathrow to George Bush Intcntl flights

Luton to Los Angeles flights

Heathrow to Fort Lauderdale flights

Gatwick to Las Vegas flights

Gatwick to Boston flights

Edinburgh to Newark flights

Gatwick to Fort Lauderdale flights

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How does Cheapflights help users find flights from Northern Ireland to New Hampshire?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to New Hampshire from Northern Ireland today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to New Hampshire?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to New Hampshire from Northern Ireland.

Can Cheapflights find flights from Northern Ireland to New Hampshire with no change fees?

Yes, we can. To see specific flights from Northern Ireland to New Hampshire with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Northern Ireland to New Hampshire become cheaper?

Of course! You can now track prices for flights from Northern Ireland to New Hampshire and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Northern Ireland to New Hampshire from £328

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to New Hampshire

Cheapest flights from Northern Ireland to New HampshireExplore the most affordable flight options available from Northern Ireland to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Explore the most affordable flight options available from Northern Ireland to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Northern Ireland to New HampshireDiscover carefully curated flight deals from Northern Ireland to New Hampshire that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from Northern Ireland to New Hampshire that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Northern Ireland to New HampshireDiscover last-minute flight deals from Northern Ireland to New Hampshire. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to New Hampshire. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Northern Ireland to New HampshireSearch for one-way flight options from Northern Ireland to New Hampshire. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from Northern Ireland to New Hampshire. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Find flight deals from Northern Ireland to New Hampshire

Round-trip from

One-way from

Cheapflights Fare Finder

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

Best time to book a flight from Northern Ireland to New Hampshire

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

Cheapflights Insights

Related info for your journey

How long is the flight from Northern Ireland to New Hampshire?

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

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

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

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

Complete your trip

Complete your trip to New Hampshire by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Northern Ireland to New Hampshire by cabin class

Find flights from Northern Ireland to New Hampshire, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Northern Ireland and New Hampshire flights

Browse other Northern Ireland and New Hampshire flight options. Last updated on 18 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Find a return flight route from New Hampshire

Find the right flight back to Northern Ireland after your stay in New Hampshire

Northern Ireland to New Hampshire flights

Consider these flights travelling from Northern Ireland to New Hampshire.

Fly with Cheapflights

How does Cheapflights help users find flights from Northern Ireland to New Hampshire?

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to New Hampshire?

Can Cheapflights find flights from Northern Ireland to New Hampshire with no change fees?

Can Cheapflights notify me if prices for flights from Northern Ireland to New Hampshire become cheaper?

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Travel Smart

Cheapest flights from Northern Ireland to New Hampshire
Explore the most affordable flight options available from Northern Ireland to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Northern Ireland to New Hampshire
Discover carefully curated flight deals from Northern Ireland to New Hampshire that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Last-minute flights from Northern Ireland to New Hampshire
Discover last-minute flight deals from Northern Ireland to New Hampshire. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Northern Ireland to New Hampshire
Search for one-way flight options from Northern Ireland to New Hampshire. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.