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Cheap flights from the United Kingdom to New Hampshire from £254

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MHT
4 Sep — 11 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to New Hampshire

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to New Hampshire
Explore the most affordable flight options available from United Kingdom to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 August 2026.

Wed 23/909:55 -
1 stop16h 10m
Wed 30/922:55 -
1 stop29h 15m
Deal found 31/7£426
Thu 17/908:00 -
2 stops35h 45m
Mon 21/918:05 -
2 stops15h 00m
Deal found 1/8£426
Wed 2/912:10 -
1 stop13h 55m
Wed 9/922:55 -
1 stop31h 35m
Deal found 5/8£426
Tue 1/913:00 -
1 stop10h 50m
Wed 30/920:50 -
1 stop12h 50m
Deal found 2/8£426
Wed 9/920:50 -
1 stop29h 15m
Wed 16/922:55 -
1 stop29h 15m
Deal found 31/7£427
Wed 14/1015:40 -
1 stop11h 05m
Wed 28/1020:50 -
1 stop10h 05m
Deal found 2/8£427
Wed 23/916:30 -
1 stop33h 35m
Wed 30/922:55 -
1 stop32h 20m
Deal found 31/7£428
Wed 23/909:55 -
1 stop16h 10m
Sun 27/923:35 -
1 stop28h 35m
Deal found 31/7£429
Wed 23/910:55 -
1 stop15h 10m
Sun 27/923:35 -
1 stop28h 55m
Deal found 31/7£429
Tue 13/1020:50 -
1 stop29h 15m
Thu 22/1022:55 -
1 stop29h 15m
Deal found 31/7£429
Wed 16/918:10 -
2 stops25h 35m
Mon 21/918:05 -
2 stops15h 00m
Deal found 31/7£429
Thu 24/913:35 -
1 stop12h 30m
Sun 27/923:35 -
1 stop31h 40m
Deal found 5/8£429

Find flight deals from United Kingdom to New Hampshire

Keep the following information in mind while searching for United Kingdom to New Hampshire flight deals. Data was last updated 5 August 2026.

Round-trip from

£426

One-way from

£254

Popular in

June

Cheapest in

February

Average price

£508
17/9-21/9
  • 17/9-21/9
  • 4 total stops
  • 50h 45m total
  • United Kingdom to New Hampshire
Search Deals
Icelandair
  • Icelandair
  • 14/10
  • 1 total stop
  • 12h 25m total
  • United Kingdom to New Hampshire
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£48 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 5 August 2026.
Use the filters below to find and compare flights from the United Kingdom to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Tue 13/10

20:50-21:05

1 stop29h 15m

Boston Logan Intl

Thu 22/10

22:55-09:10

1 stop29h 15m

£429

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Wed 23/9

09:55-21:05

1 stop16h 10m

Boston Logan Intl

Sun 27/9

23:35-09:10

1 stop28h 35m

£430

BirminghamBoston

BHX Birmingham - BOS Boston Logan Intl

BHXBOS

Birmingham

Wed 2/9

12:10-21:05

1 stop13h 55m

Boston Logan Intl

Sun 6/9

23:35-11:30

1 stop30h 55m

£432

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Wed 26/8

20:50-21:45

1 stop29h 55m

Boston Logan Intl

Wed 2/9

22:55-09:10

1 stop29h 15m

£445

LondonBoston

LGW London Gatwick - BOS Boston Logan Intl

LGWBOS

London Gatwick

Thu 3/12

16:00-14:40

1 stop27h 40m

Boston Logan Intl

Tue 8/12

22:45-09:25

1 stop29h 40m

£461

LondonBoston

LGW London Gatwick - BOS Boston Logan Intl

LGWBOS

London Gatwick

Wed 30/9

15:40-21:45

1 stop11h 05m

Boston Logan Intl

Wed 14/10

20:50-14:40

1 stop12h 50m

£466

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Thu 3/12

12:25-19:55

1 stop12h 30m

Boston Logan Intl

Tue 8/12

22:45-22:40

2 stops18h 55m

£475

LondonBoston

LTN London Luton - BOS Boston Logan Intl

LTNBOS

London Luton

Tue 13/10

07:20-19:50

2 stops17h 30m

Boston Logan Intl

Thu 22/10

22:55-11:00

1 stop31h 05m

£477

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Thu 10/12

08:15-19:55

1 stop16h 40m

Boston Logan Intl

Sun 13/12

22:45-17:30

2 stops13h 45m

£478

LondonBoston

LGW London Gatwick - BOS Boston Logan Intl

LGWBOS

London Gatwick

Tue 10/11

16:35-14:40

1 stop27h 05m

Boston Logan Intl

Tue 17/11

22:45-09:25

1 stop29h 40m

£481

Flights are sorted by cheapest return flights first.

Deals found on 2/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from United Kingdom to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from United Kingdom 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 the United Kingdom 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 United Kingdom 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 United Kingdom to New Hampshire?

    A quick flight from United Kingdom to New Hampshire can take about 11h 05m. LEVEL provides one of the quickest options available for as low as £466. The distance between United Kingdom and New Hampshire is about 3272 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from United Kingdom to New Hampshire that include hotel bookings?

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

  • How can I find direct flights from United Kingdom to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to New Hampshire.

  • Can I find deals for business class flights from United Kingdom to New Hampshire?

    Yes. Cheapflights offers flight deals from United Kingdom 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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Why should you use Cheapflights to find cheap flight tickets from United Kingdom to New Hampshire?

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Can Cheapflights find flights from United Kingdom to New Hampshire with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from United Kingdom to New Hampshire flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from United Kingdom 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.

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