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Cheap flights from Belfast to New Hampshire from £300

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — MHT
26 Apr — 3 May1
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 27 March 2026.

Thu 7/519:40
BFS
-
BOS
3 stops40h 10m
Multiple Airlines
Thu 14/523:00
BOS
-
BFS
2 stops19h 05m
Multiple Airlines
Deal found 23/3£587
Thu 1/1014:20
BHD
-
BOS
1 stop13h 15m
British Airways
Mon 5/1019:35
BOS
-
BHD
1 stop12h 20m
British Airways
Deal found 26/3£597
Wed 6/511:35
BHD
-
BOS
1 stop10h 20m
British Airways
Sun 10/515:17
BOS
-
BHD
2 stops21h 23m
British Airways
Deal found 23/3£612
Sat 24/1007:05
BHD
-
BOS
1 stop18h 00m
British Airways
Sat 31/1022:35
BOS
-
BHD
1 stop11h 40m
British Airways
Deal found 23/3£613
Thu 18/620:35
BHD
-
BOS
1 stop21h 00m
British Airways
Fri 24/707:25
BOS
-
BHD
1 stop20h 25m
British Airways
Deal found 24/3£615
Fri 12/621:30
BFS
-
BOS
2 stops27h 20m
Multiple Airlines
Sun 14/621:45
BOS
-
BFS
2 stops20h 25m
Multiple Airlines
Deal found 23/3£619
Sun 5/409:55
BFS
-
BOS
2 stops16h 50m
Multiple Airlines
Tue 21/420:50
BOS
-
BFS
2 stops19h 05m
Multiple Airlines
Deal found 23/3£647
Sun 10/521:05
BFS
-
BOS
2 stops27h 50m
Multiple Airlines
Sun 17/505:50
BOS
-
BFS
3 stops32h 00m
Multiple Airlines
Deal found 26/3£703
Thu 23/414:50
BFS
-
BOS
2 stops47h 45m
Multiple Airlines
Thu 30/423:10
BOS
-
BFS
1 stop18h 50m
Multiple Airlines
Deal found 26/3£762

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 27 March 2026.

Round-trip from

£587

One-way from

£300

Popular in

December

Cheapest in

February

Average price

£461
7/5-14/5
  • 7/5-14/5
  • 5 total stops
  • 59h 15m total
  • Belfast to New Hampshire
Search Deals
28/4
  • 28/4
  • 3 total stops
  • 47h 53m 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 27 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

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 7/5

19:40-06:50

3 stops40h 10m

Boston Logan Intl

Thu 14/5

23:00-23:05

2 stops19h 05m

£587
Fastest return journey

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Wed 6/5

10:05-20:05

1 stop15h 00m

Boston Logan Intl

Sun 10/5

20:10-17:40

1 stop16h 30m

£612

BelfastBoston

BHD - BOS

BHDBOS

Belfast City

Thu 18/6

20:35-12:35

1 stop21h 00m

Boston Logan Intl

Fri 24/7

07:25-08:50

1 stop20h 25m

£615

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 12/6

21:30-19:50

2 stops27h 20m

Boston Logan Intl

Sun 14/6

21:45-23:10

2 stops20h 25m

£619

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 10/5

21:05-19:55

2 stops27h 50m

Boston Logan Intl

Sun 17/5

05:50-18:50

3 stops32h 00m

£703

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 23/4

06:10-19:35

2 stops18h 25m

Boston Logan Intl

Thu 30/4

17:10-15:30

2 stops17h 20m

£772
Cheapest one-way

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 28/4

16:40-11:33

3 stops47h 53m

£300

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 12/6

17:05-09:05

3 stops45h 00m

£337

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Fri 19/6

11:25-10:31

3 stops52h 06m

£349

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 5/7

07:10-17:35

3 stops39h 25m

£364

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 17 resultsSorted by cheapest first
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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 can get you from Belfast to New Hampshire in just under 15h. 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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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.

Can Cheapflights notify me if prices for flights from Belfast to New Hampshire become cheaper?

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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