Find flights
When to book

Cheap flights from Belfast Intl Airport to New Hampshire from £240

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — MHT
30 Jul — 6 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap 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 30 June 2026.

Thu 17/910:15
BFS
-
BOS
1 stop15h 50m
Multiple Airlines
Sun 27/923:35
BOS
-
BFS
2 stops27h 40m
Multiple Airlines
Deal found 28/6£388
Tue 29/1207:00
BFS
-
BOS
2 stops15h 50m
Multiple Airlines
Sat 2/119:50
BOS
-
BFS
2 stops15h 15m
Multiple Airlines
Deal found 27/6£586
Sun 26/706:45
BFS
-
BOS
3 stops44h 53m
Multiple Airlines
Mon 3/823:00
BOS
-
BFS
2 stops19h 20m
Multiple Airlines
Deal found 28/6£588
Wed 19/822:45
BFS
-
BOS
2 stops24h 37m
Multiple Airlines
Wed 26/820:50
BOS
-
BFS
3 stops18h 25m
Multiple Airlines
Deal found 29/6£589
Thu 20/819:40
BFS
-
BOS
2 stops27h 55m
Multiple Airlines
Mon 24/819:10
BOS
-
BFS
1 stop12h 05m
Multiple Airlines
Deal found 26/6£595
Mon 27/720:35
BFS
-
BOS
3 stops27h 00m
Multiple Airlines
Mon 3/823:00
BOS
-
BFS
3 stops19h 05m
Multiple Airlines
Deal found 27/6£598
Mon 17/806:30
BFS
-
BOS
2 stops16h 52m
Multiple Airlines
Tue 25/810:50
BOS
-
BFS
2 stops28h 00m
Multiple Airlines
Deal found 28/6£605

Find 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 30 June 2026.

Round-trip from

£388

One-way from

£240
17/9-27/9
  • 17/9-27/9
  • 3 total stops
  • 43h 30m total
  • Belfast to New Hampshire
Search Deals
22/9
  • 22/9
  • 2 total stops
  • 41h 15m total
  • Belfast to New Hampshire
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 30 June 2026.
Use the filters below to find and compare flights from Belfast Intl Airport 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

Thu 17/9

10:15-21:05

1 stop15h 50m

Boston Logan Intl

Sun 27/9

23:35-08:15

2 stops27h 40m

£388

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Wed 19/8

22:45-20:55

3 stops27h 10m

Boston Logan Intl

Wed 26/8

20:50-20:15

3 stops18h 25m

£597

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Mon 17/8

06:30-21:27

3 stops19h 57m

Boston Logan Intl

Tue 25/8

10:05-19:50

2 stops28h 45m

£609

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Thu 13/8

06:40-18:35

2 stops16h 55m

Boston Logan Intl

Thu 27/8

06:00-18:55

3 stops31h 55m

£612

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Sun 9/8

21:25-22:38

2 stops30h 13m

Boston Logan Intl

Sun 16/8

17:25-18:25

2 stops20h 00m

£685
Cheapest one-way

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 11/8

22:45-18:35

3 stops48h 50m

£294
Fastest single journey

BelfastBoston

BFS - BOS

BFSBOS

Belfast Intl

Tue 14/7

23:30-18:50

2 stops24h 20m

£449

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Sorted by cheapest first

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
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 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.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belfast Intl to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to John F Kennedy Intl flights
Belfast Intl to Newark flights
Belfast Intl to Seattle flights
Belfast Intl to Orlando flights
Belfast Intl to San Francisco flights
Belfast City to John F Kennedy Intl flights
Belfast City to Newark flights
Belfast City to LaGuardia flights
Belfast City to Orlando flights
Belfast City to Seattle flights
Belfast Intl to Hobby flights
Belfast Intl to Dallas/Fort Worth flights
Belfast City to Dallas/Fort Worth flights
Belfast Intl to Denver flights
Belfast City to Boston flights
Belfast City to San Francisco flights
Belfast City to George Bush Intcntl flights
Belfast Intl to Boston flights
Belfast City to Atlanta flights
Belfast Intl to Atlanta flights
Belfast Intl to Los Angeles flights
Belfast Intl to Miami flights
Belfast City to Denver flights
Belfast Intl to Ontario flights
Belfast Intl to Jacksonville flights
Belfast City to Dulles Intl flights
Belfast City to Baltimore flights
Belfast City to Miami flights
Belfast Intl to Baltimore flights
Belfast City to Omaha flights
Belfast City to Pittsburgh flights
Belfast City to Santa Ana flights
Belfast City to Charlotte flights
Belfast City to Fort Lauderdale flights
Belfast Intl to Fort Lauderdale flights
Belfast Intl to Santa Ana flights
Belfast Intl to West Palm Beach flights
Belfast Intl to Pittsburgh flights
Belfast Intl to Las Vegas flights
Belfast Intl to Stewart flights
Belfast City to Hartford flights
Belfast City to Baton Rouge flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Belfast Intl to New Hampshire. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to New Hampshire from Belfast Intl.

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

Need flexible booking options for your flight to New Hampshire from Belfast Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Belfast Intl to New Hampshire on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.