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Cheap flights from Belfast to New Hampshire from £257

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — MHT
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Belfast to New Hampshire

Keep the following information in mind while searching for Belfast to New Hampshire flight deals. Data was last updated 15 September 2025.

Round-trip from

£402

One-way from

£257

Popular in

December

Cheapest in

February

Average price

£489
3/11-10/11
  • 3/11-10/11
  • 2 total stops
  • 31h 00m total
  • Belfast to New Hampshire
Search Deals
1/11
  • 1/11
  • 2 total stops
  • 27h 35m total
  • Belfast to New Hampshire
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£38 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Belfast to New Hampshire

Cheapest flights from Belfast to New Hampshire
Explore the most affordable flight options available from Belfast to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Mon 3/1106:00BFS - BOS
1 stop15h 00mMultiple Airlines
Mon 10/1120:00BOS - BFS
1 stop16h 00mMultiple Airlines
Deal found 15/9£402
Mon 22/915:25BHD - BOS
1 stop24h 50mAmerican Airlines
Tue 30/920:10BOS - BHD
1 stop11h 50mAmerican Airlines
Deal found 13/9£414
Mon 22/906:30BHD - BOS
2 stops21h 00mVirgin Atlantic
Tue 30/920:15BOS - BHD
1 stop20h 00mVirgin Atlantic
Deal found 14/9£422
Wed 15/1006:30BHD - BOS
1 stop16h 50mKLM
Wed 22/1020:15BOS - BHD
1 stop20h 00mKLM
Deal found 15/9£423
Wed 15/1006:30BHD - BOS
1 stop16h 50mDelta
Wed 22/1013:05BOS - BHD
2 stops22h 50mDelta
Deal found 15/9£428
Mon 22/906:30BHD - BOS
2 stops13h 35mMultiple Airlines
Tue 30/922:20BOS - BHD
2 stops13h 35mMultiple Airlines
Deal found 13/9£466
Mon 22/908:20BFS - BOS
1 stop10h 10mMultiple Airlines
Tue 30/915:00BOS - BFS
2 stops18h 35mMultiple Airlines
Deal found 13/9£476
Thu 30/1021:20BFS - BOS
3 stops46h 15mMultiple Airlines
Thu 6/1111:35BOS - BFS
2 stops30h 00mMultiple Airlines
Deal found 15/9£479
Fri 10/1017:25BHD - BOS
1 stop28h 05mKLM
Sun 12/1016:50BOS - BHD
1 stop23h 25mKLM
Deal found 15/9£484
Wed 15/1009:35BFS - BOS
1 stop16h 40mMultiple Airlines
Wed 22/1021:25BOS - BFS
2 stops20h 30mMultiple Airlines
Deal found 15/9£510
Tue 28/1021:35BFS - BOS
3 stops46h 00mMultiple Airlines
Tue 4/1121:20BOS - BFS
2 stops14h 10mMultiple Airlines
Deal found 13/9£525
Fri 10/1006:05BFS - BOS
3 stops18h 45mMultiple Airlines
Sun 12/1018:10BOS - BFS
2 stops22h 20mMultiple Airlines
Deal found 15/9£554

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast 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 15 September 2025.
Use the filters below to find and compare flights from Belfast to New Hampshire that are best for you.

Fly from

Belfast

Fly to

New Hampshire

Route

Depart

Return

Price

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 3/11

06:00-16:00

1 stop15h 00m

Boston Logan Intl

Mon 10/11

20:00-17:00

1 stop16h 00m

£402

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 15/10

06:30-18:20

1 stop16h 50m

Boston Logan Intl

Wed 22/10

20:15-21:15

1 stop20h 00m

£423

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 15/10

06:30-18:20

1 stop16h 50m

Boston Logan Intl

Wed 22/10

13:05-16:55

2 stops22h 50m

£428

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 30/10

21:20-15:35

3 stops46h 15m

Boston Logan Intl

Thu 6/11

11:35-22:35

2 stops30h 00m

£479

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 10/10

17:25-16:30

1 stop28h 05m

Boston Logan Intl

Sun 12/10

16:50-21:15

1 stop23h 25m

£484

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 15/10

09:35-21:15

1 stop16h 40m

Boston Logan Intl

Wed 22/10

21:25-22:55

2 stops20h 30m

£510

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 28/10

21:35-15:35

3 stops46h 00m

Boston Logan Intl

Tue 4/11

21:20-16:30

2 stops14h 10m

£525

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 10/10

06:05-19:50

3 stops18h 45m

Boston Logan Intl

Sun 12/10

18:10-21:30

2 stops22h 20m

£554

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Fri 10/10

06:30-21:27

2 stops19h 57m

Boston Logan Intl

Sun 12/10

18:30-16:55

2 stops41h 25m

£630

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Tue 10/3

06:35-16:55

1 stop14h 20m

Boston Logan Intl

Wed 11/3

19:55-09:10

1 stop9h 15m

£2,365

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 13 results
1
2

Best time to book a flight from Belfast to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Belfast 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 Belfast to New Hampshire
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • How long is the flight from Belfast to New Hampshire?

    KLM and Delta can get you from Belfast to New Hampshire in just under 16h 50m. Your travel time can differ by up to . The distance between Belfast and New Hampshire is about 2981 mi.

  • What are the most popular routes from Belfast to New Hampshire?

    While some choose either Belfast City - Boston Logan Intl or Belfast City - Manchester, Belfast Intl - Boston Logan Intl is the most popular route from Belfast to New Hampshire.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast 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

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Fly with Cheapflights

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

Deals for Belfast to New Hampshire flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast to New Hampshire for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Belfast 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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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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