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Cheap flights from Belfast Intl Airport to New Hampshire from £255

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 16/1. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — MHT
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Belfast Intl to New Hampshire

Enter your travel dates to find the best prices.

Cheapest flights from Belfast Intl to New Hampshire
Explore the most affordable flight options available from Belfast Intl to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2025.

Sat 22/1105:45BFS - BOS
3 stops19h 10mMultiple Airlines
Mon 24/1119:50BOS - BFS
2 stops19h 20mMultiple Airlines
Deal found 19/11£651
Wed 17/1208:50BFS - BOS
2 stops15h 05mMultiple Airlines
Wed 24/1223:55BOS - BFS
1 stop27h 25mMultiple Airlines
Deal found 19/11£998

Cheap flight deals from Belfast Intl to New Hampshire

Keep the following information in mind while searching for Belfast Intl to New Hampshire flight deals. Data was last updated 21 November 2025.

Round-trip from

£469

One-way from

£255

Popular in

December

Cheapest in

February

Average price

£435
14/1-18/1
  • 14/1-18/1
  • 4 total stops
  • 48h 35m total
  • Belfast to New Hampshire
Search Deals
16/1
  • 16/1
  • 2 total stops
  • 42h 05m 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 (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl 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 21 November 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to New Hampshire that are best for you.

Fly from

Belfast Intl

Fly to

New Hampshire

Route

Depart

Return

Price

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 14/1

16:35-15:50

2 stops28h 15m

Boston Logan Intl

Sun 18/1

17:35-18:55

2 stops20h 20m

£469

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 14/1

06:30-18:59

2 stops17h 29m

Boston Logan Intl

Fri 30/1

19:50-15:10

2 stops14h 20m

£549

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 17/12

08:50-18:55

2 stops15h 05m

Boston Logan Intl

Wed 24/12

23:55-08:20

1 stop27h 25m

£998

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sat 3/1

05:55-20:10

2 stops19h 15m

Boston Logan Intl

Sat 10/1

19:50-22:40

2 stops21h 50m

£1,021

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 16/1

07:50-20:55

2 stops42h 05m

£255

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Best time to book a flight from Belfast Intl to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Belfast Intl 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 Intl Airport to New Hampshire
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Related info for your journey

Find useful and relevant information for your journey from Belfast Intl 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 Belfast Intl to New Hampshire that include hotel bookings?

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

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl 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.

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