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Cheap flights from Belfast to New Hampshire from £280

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — MHT
12 Apr — 19 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap 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 13 March 2026.

Wed 22/409:35
BFS
-
BOS
1 stop16h 30m
Multiple Airlines
Wed 29/420:50
BOS
-
BFS
2 stops13h 45m
Multiple Airlines
Deal found 8/3£571
Mon 13/406:10
BFS
-
BOS
2 stops20h 35m
Multiple Airlines
Tue 21/420:50
BOS
-
BFS
2 stops19h 05m
Multiple Airlines
Deal found 11/3£575
Wed 29/411:35
BHD
-
BOS
1 stop13h 30m
British Airways
Sun 3/506:00
BOS
-
BHD
2 stops21h 40m
British Airways
Deal found 8/3£583
Fri 24/406:20
BFS
-
BOS
3 stops32h 29m
Multiple Airlines
Fri 1/520:50
BOS
-
BFS
3 stops21h 30m
Multiple Airlines
Deal found 10/3£719
Sat 25/406:20
BFS
-
BOS
2 stops32h 09m
Multiple Airlines
Sat 2/522:50
BOS
-
BFS
1 stop28h 50m
Multiple Airlines
Deal found 11/3£827
Fri 10/406:30
BHD
-
MHT
2 stops21h 21m
American Airlines
Fri 17/413:58
MHT
-
BHD
2 stops20h 32m
American Airlines
Deal found 12/3£974

Find 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 13 March 2026.

Round-trip from

£571

One-way from

£280

Popular in

December

Cheapest in

February

Average price

£461
22/4-29/4
  • 22/4-29/4
  • 3 total stops
  • 30h 15m total
  • Belfast to New Hampshire
Search Deals
7/5
  • 7/5
  • 2 total stops
  • 52h 40m total
  • Belfast to New Hampshire
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£33 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 March 2026
Search Deals

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 13 March 2026.
Use the filters below to find and compare flights from Belfast to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 22/4

09:35-21:05

1 stop16h 30m

Boston Logan Intl

Wed 29/4

20:50-15:35

2 stops13h 45m

£571

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 13/4

06:10-21:45

2 stops20h 35m

Boston Logan Intl

Tue 21/4

20:50-20:55

2 stops19h 05m

£575

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 29/4

10:05-23:52

2 stops18h 47m

Boston Logan Intl

Sun 3/5

06:00-08:40

2 stops21h 40m

£587

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Sat 2/5

07:05-23:52

2 stops21h 47m

Boston Logan Intl

Tue 5/5

15:05-10:45

2 stops14h 40m

£619

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 24/4

06:20-09:49

3 stops32h 29m

Boston Logan Intl

Fri 1/5

20:50-23:20

3 stops21h 30m

£719

BelfastManchester

BHD - MHT

BHDMHT

Belfast City

Fri 10/4

06:30-22:51

2 stops21h 21m

Manchester

Fri 17/4

13:58-15:30

2 stops20h 32m

£974
Cheapest one-way

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 7/5

21:25-21:05

2 stops52h 40m

£280

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sat 20/6

07:20-17:35

2 stops15h 15m

£371

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 10/8

18:50-22:00

3 stops32h 10m

£389

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 7/5

06:30-13:30

1 stop12h 00m

£414

Flights are sorted by cheapest return flights first.

Deals found on 8/3

Showing 1-10 of 18 resultsSorted by cheapest first
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?

    British Airways and American Airlines can get you from Belfast to New Hampshire in just under 18h 47m. Your travel time can differ by up to 2h 34m. The distance between Belfast and New Hampshire is about 2981 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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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Alternative routes for Belfast to New Hampshire

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