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Cheap flights from Northern Ireland to New Hampshire from £282

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — MHT
5 May — 12 May1
1 adult

Cheap flight deals from Northern Ireland to New Hampshire

Keep the following information in mind while searching for Northern Ireland to New Hampshire flight deals. Data was last updated 30 April 2025.

Round-trip from

£559

One-way from

£282

Popular in

November

Cheapest in

January

Average price

£646
18/6-25/6
  • 18/6-25/6
  • 4 total stops
  • 30h 40m total
  • Northern Ireland to New Hampshire
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15/9
  • 15/9
  • 2 total stops
  • 16h 05m total
  • Northern Ireland to New Hampshire
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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Find flight deals from Northern Ireland to New Hampshire

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 30 April 2025.

Wed 18/607:25BFS - BOS
2 stops15h 25mMultiple Airlines
Wed 25/619:15BOS - BFS
2 stops15h 15mMultiple Airlines
Deal found 29/4£559
Wed 25/609:50BHD - BOS
2 stops13h 55mAer Lingus
Wed 25/621:25BOS - BHD
2 stops12h 10mAer Lingus
Deal found 29/4£760
Mon 5/506:40BHD - BOS
1 stop18h 30mAmerican Airlines
Wed 14/519:40BOS - BHD
1 stop11h 15mAmerican Airlines
Deal found 29/4£998
Mon 5/519:30BHD - BOS
1 stop20h 40mFinnair
Wed 14/519:40BOS - BHD
1 stop11h 15mFinnair
Deal found 29/4£1,002
Wed 25/606:45BHD - BOS
1 stop15h 25mMultiple Airlines
Wed 25/621:40BOS - BHD
2 stops16h 00mMultiple Airlines
Deal found 29/4£1,232

Cheapflights Fare Finder

Customise your flight search to find flights from Northern Ireland to New Hampshire 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 858,174 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from Northern Ireland to New Hampshire that are best for you.

Fly from

Northern Ireland

Fly to

New Hampshire

Route

Depart

Return

Price

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 18/6

07:25-17:50

2 stops15h 25m

Boston Logan Intl

Wed 25/6

19:15-15:30

2 stops15h 15m

£559

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 25/6

09:50-18:45

2 stops13h 55m

Boston Logan Intl

Wed 25/6

21:25-14:35

2 stops12h 10m

£760

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 25/6

06:45-17:10

1 stop15h 25m

Boston Logan Intl

Wed 25/6

21:40-18:40

2 stops16h 00m

£1,232

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 15/9

06:45-17:50

2 stops16h 05m

£282

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 25/6

18:00-14:20

3 stops25h 20m

£377

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 15/9

09:50-18:45

2 stops13h 55m

£435

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 15/9

06:40-17:10

1 stop15h 30m

£483

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Hampshire. Reviews last updated 30 April 2025.
Aer Lingus
7.0
Good
1,076 reviews
Check prices

Crew

7.9

Boarding

7.2

Food

6.4

Overall

7.0

Comfort

7.0

Entertainment

6.7

Reviews

1 / 20
2.0
Mediocre

Thomas,Jan 2025

DUB - JFK

Don’t check bags which for an international flight means don’t take this air line. Lost our luggage and once found refused to deliver it to our home. Had to pick back up from the airport. No compensation not even an apology… Don’t fly aer lingus.
Aer Lingus
7.0
Good
1,076 reviews
Aer Lingus
7.0
Good
1,076 reviews
Check prices

Crew

7.9

Boarding

7.2

Food

6.4

Overall

7.0

Comfort

7.0

Entertainment

6.7

Reviews

1 / 20
2.0
Mediocre

Thomas,Jan 2025

DUB - JFK

Don’t check bags which for an international flight means don’t take this air line. Lost our luggage and once found refused to deliver it to our home. Had to pick back up from the airport. No compensation not even an apology… Don’t fly aer lingus.
British Airways
6.6
Okay
6,837 reviews
Aer Lingus
7.0
Good
1,076 reviews
Check prices

Crew

7.9

Boarding

7.2

Food

6.4

Overall

7.0

Comfort

7.0

Entertainment

6.7

Reviews

1 / 20
2.0
Mediocre

Thomas,Jan 2025

DUB - JFK

Don’t check bags which for an international flight means don’t take this air line. Lost our luggage and once found refused to deliver it to our home. Had to pick back up from the airport. No compensation not even an apology… Don’t fly aer lingus.

Related info for your journey

Find useful and relevant information for your journey from Northern 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 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.

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Northern Ireland to New Hampshire

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

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