Cheap flights from Northern Ireland to New Hampshire from £256
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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Northern Ireland to New Hampshire
Keep the following information in mind while searching for Northern Ireland to New Hampshire flight deals. Data was last updated 16 September 2025.
Round-trip from | £401 |
---|---|
One-way from | £256 |
Popular in | December |
Cheapest in | February |
Average price | £488 |
Find flight deals from Northern Ireland to New Hampshire
Cheapest flights from Northern Ireland to New HampshireExplore the most affordable flight options available from Northern Ireland to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.
Explore the most affordable flight options available from Northern Ireland to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Northern Ireland to New Hampshire that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BelfastBoston
BFS - BOS
BFSBOS
Belfast Intl
Mon 3/11
06:00-16:00
1 stop15h 00m
Boston Logan Intl
Mon 10/11
20:00-17:00
1 stop16h 00m
BelfastBoston
BHD - BOS
BHDBOS
Belfast City
Mon 3/11
09:15-16:10
1 stop11h 55m
Boston Logan Intl
Mon 10/11
19:25-14:15
1 stop13h 50m
BelfastBoston
BHD - BOS
BHDBOS
Belfast City
Wed 15/10
06:30-18:20
1 stop16h 50m
Boston Logan Intl
Wed 22/10
20:15-21:15
1 stop20h 00m
BelfastBoston
BHD - BOS
BHDBOS
Belfast City
Mon 3/11
06:30-22:03
2 stops20h 33m
Boston Logan Intl
Mon 10/11
16:42-16:50
2 stops19h 08m
BelfastBoston
BHD - BOS
BHDBOS
Belfast City
Wed 15/10
06:30-18:20
1 stop16h 50m
Boston Logan Intl
Wed 22/10
13:05-16:55
2 stops22h 50m
BelfastBoston
BFS - BOS
BFSBOS
Belfast Intl
Thu 30/10
21:20-15:35
3 stops46h 15m
Boston Logan Intl
Thu 6/11
11:35-22:35
2 stops30h 00m
BelfastBoston
BHD - BOS
BHDBOS
Belfast City
Fri 10/10
17:25-16:30
1 stop28h 05m
Boston Logan Intl
Sun 12/10
16:50-21:15
1 stop23h 25m
BelfastBoston
BFS - BOS
BFSBOS
Belfast Intl
Wed 15/10
09:35-21:15
1 stop16h 40m
Boston Logan Intl
Wed 22/10
21:25-22:55
2 stops20h 30m
BelfastBoston
BFS - BOS
BFSBOS
Belfast Intl
Tue 28/10
21:35-15:35
3 stops46h 00m
Boston Logan Intl
Tue 4/11
21:20-16:30
2 stops14h 10m
BelfastBoston
BFS - BOS
BFSBOS
Belfast Intl
Fri 10/10
06:05-19:50
3 stops18h 45m
Boston Logan Intl
Sun 12/10
18:10-21:30
2 stops22h 20m
Best time to book a flight from Northern Ireland to New Hampshire
Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Northern Ireland with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Northern Ireland to New Hampshire
Related info for your journey
Find useful and relevant information for your journey from Northern Ireland to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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 Northern Ireland to New Hampshire
See prices for flight routes from nearby airports that may be better suited for you.
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 Northern Ireland to New Hampshire?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to New Hampshire from Northern Ireland today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Northern Ireland 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 Northern Ireland.
Can Cheapflights find flights from Northern Ireland to New Hampshire with no change fees?
Yes, we can. To see specific flights from Northern Ireland 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 Northern Ireland to New Hampshire become cheaper?
Of course! You can now track prices for flights from Northern Ireland to New Hampshire and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.