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Cheap flights from Belfast to New Hampshire from £505

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — MHT
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

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 14 November 2025.

Round-trip from

£505

Popular in

December

Cheapest in

February

Average price

£432
9/12-11/12
  • 9/12-11/12
  • 5 total stops
  • 64h 40m total
  • Belfast to New Hampshire
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£1 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Belfast to New Hampshire

Enter your travel dates to find the best prices.

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 14 November 2025.

Tue 9/1219:40BFS - BOS
3 stops47h 55mMultiple Airlines
Thu 11/1219:50BOS - BFS
2 stops16h 45mMultiple Airlines
Deal found 13/11£505
Mon 8/1206:40BFS - BOS
2 stops18h 02mMultiple Airlines
Mon 15/1215:40BOS - BFS
2 stops17h 25mMultiple Airlines
Deal found 13/11£521
Mon 8/1210:15BHD - BOS
2 stops36h 35mMultiple Airlines
Mon 15/1219:50BOS - BHD
2 stops19h 40mMultiple Airlines
Deal found 13/11£543
Thu 20/1107:25BHD - BOS
2 stops15h 25mMultiple Airlines
Mon 24/1119:50BOS - BHD
2 stops19h 40mMultiple Airlines
Deal found 11/11£592
Tue 9/1210:15BHD - BOS
2 stops33h 20mMultiple Airlines
Thu 11/1222:45BOS - BHD
2 stops16h 45mMultiple Airlines
Deal found 13/11£657
Sun 28/1222:20BFS - BOS
2 stops20h 05mMultiple Airlines
Sun 4/122:45BOS - BFS
2 stops15h 10mMultiple Airlines
Deal found 13/11£804
Thu 20/1110:40BHD - BOS
1 stop16h 15mBritish Airways
Mon 24/1121:35BOS - BHD
1 stop13h 30mBritish Airways
Deal found 11/11£869
Sat 27/1206:00BFS - BOS
3 stops43h 00mMultiple Airlines
Sat 3/116:20BOS - BFS
2 stops21h 30mMultiple Airlines
Deal found 12/11£893
Thu 13/1115:05BHD - MHT
2 stops53h 31mAmerican Airlines
Mon 17/1106:00MHT - BHD
2 stops23h 40mAmerican Airlines
Deal found 12/11£1,068

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 14 November 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

Tue 9/12

19:40-14:35

3 stops47h 55m

Boston Logan Intl

Thu 11/12

19:50-17:35

2 stops16h 45m

£505

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 8/12

06:40-19:42

2 stops18h 02m

Boston Logan Intl

Mon 15/12

15:40-14:05

2 stops17h 25m

£521

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Mon 8/12

10:15-17:50

2 stops36h 35m

Boston Logan Intl

Mon 15/12

19:50-20:30

2 stops19h 40m

£543

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 7/1

20:50-17:50

2 stops26h 00m

Boston Logan Intl

Fri 9/1

19:50-22:45

2 stops21h 55m

£628

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Tue 9/12

10:15-14:35

2 stops33h 20m

Boston Logan Intl

Thu 11/12

22:45-20:30

2 stops16h 45m

£657

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 7/1

17:55-13:25

2 stops24h 30m

Boston Logan Intl

Fri 9/1

10:15-13:35

2 stops22h 20m

£705

BelfastManchester

BHD - MHT

BHDMHT

Belfast City

Thu 7/5

09:35-12:00

2 stops31h 25m

Manchester

Mon 11/5

16:25-12:55

2 stops15h 30m

£726

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 28/12

22:20-13:25

2 stops20h 05m

Boston Logan Intl

Sun 4/1

22:45-18:55

2 stops15h 10m

£804

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sat 27/12

06:00-20:00

3 stops43h 00m

Boston Logan Intl

Sat 3/1

16:20-18:50

2 stops21h 30m

£893

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 7/1

12:25-21:55

1 stop14h 30m

Boston Logan Intl

Fri 9/1

18:55-10:30

1 stop10h 35m

£908

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 12 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?

    American Airlines can get you from Belfast to New Hampshire in just under 31h 25m. Your travel time can differ by up to . The distance between Belfast and New Hampshire is about 2973 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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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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