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Cheap flights from the United Kingdom to New Hampshire from £264

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MHT
5 May — 12 May1
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 April 2026.

Wed 25/1111:55
LGW
-
BOS
1 stop10h 55m
Icelandair
Sun 29/1119:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 2/4£402
Wed 12/820:10
LHR
-
BOS
Nonstop7h 25m
British Airways
Wed 26/821:50
BOS
-
LHR
Nonstop6h 45m
British Airways
Deal found 3/4£407
Sun 19/413:05
LHR
-
BOS
1 stop10h 45m
Icelandair
Sun 26/420:50
BOS
-
LHR
1 stop10h 05m
Icelandair
Deal found 3/4£409
Mon 2/1111:55
LGW
-
BOS
1 stop10h 55m
Icelandair
Fri 6/1119:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 2/4£409
Mon 20/408:15
STN
-
BOS
2 stops18h 30m
Multiple Airlines
Mon 27/420:50
BOS
-
STN
2 stops17h 00m
Multiple Airlines
Deal found 31/3£410
Thu 16/408:15
STN
-
BOS
2 stops18h 30m
Multiple Airlines
Mon 20/420:50
BOS
-
STN
2 stops20h 35m
Multiple Airlines
Deal found 31/3£412
Thu 30/407:20
STN
-
BOS
2 stops16h 30m
Multiple Airlines
Thu 7/520:50
BOS
-
STN
2 stops22h 40m
Multiple Airlines
Deal found 31/3£416
Fri 22/514:30
LHR
-
BOS
Nonstop7h 25m
British Airways
Wed 27/507:25
BOS
-
LHR
Nonstop6h 30m
British Airways
Deal found 2/4£416
Tue 17/1111:55
LGW
-
BOS
1 stop10h 55m
Icelandair
Tue 24/1119:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 31/3£416
Tue 10/1111:55
LGW
-
BOS
1 stop10h 55m
Icelandair
Tue 17/1119:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 3/4£416
Mon 16/1111:55
LGW
-
BOS
1 stop10h 55m
Icelandair
Mon 23/1119:50
BOS
-
LGW
1 stop10h 05m
Icelandair
Deal found 30/3£417
Mon 20/421:25
LHR
-
BOS
1 stop26h 25m
Icelandair
Mon 27/423:00
BOS
-
LHR
1 stop16h 20m
Icelandair
Deal found 31/3£422

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 April 2026.

Round-trip from

£407

One-way from

£264

Popular in

July

Cheapest in

September

Average price

£483
British Airways
  • British Airways
  • 12/8-26/8
  • Nonstop
  • 14h 10m total
  • United Kingdom to New Hampshire
Search Deals
29/4
  • 29/4
  • 3 total stops
  • 43h 11m total
  • United Kingdom to New Hampshire
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 April 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 - BOS

LHRBOS

London Heathrow

Sun 19/4

21:25-18:50

1 stop26h 25m

Boston Logan Intl

Mon 27/4

23:00-20:20

1 stop16h 20m

£461

LondonBoston

LTN - BOS

LTNBOS

London Luton

Mon 20/4

05:40-07:10

2 stops30h 30m

Boston Logan Intl

Mon 27/4

20:50-01:10

3 stops23h 20m

£469

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Sat 2/5

13:00-21:05

1 stop13h 05m

Boston Logan Intl

Sat 23/5

22:50-19:40

1 stop15h 50m

£480

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 20/4

21:25-18:50

1 stop26h 25m

Boston Logan Intl

Fri 1/5

23:00-20:20

1 stop16h 20m

£492

LondonBoston

LTN - BOS

LTNBOS

London Luton

Thu 30/4

15:50-22:00

1 stop11h 10m

Boston Logan Intl

Sun 3/5

23:30-21:40

1 stop17h 10m

£497

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Thu 1/10

13:00-21:15

1 stop13h 15m

Boston Logan Intl

Mon 5/10

23:00-12:15

1 stop32h 15m

£498

LondonBoston

LTN - BOS

LTNBOS

London Luton

Tue 21/4

08:00-13:17

3 stops34h 17m

Boston Logan Intl

Tue 28/4

20:50-23:45

3 stops21h 55m

£501

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 6/6

09:55-21:05

1 stop16h 10m

Boston Logan Intl

Tue 16/6

22:50-20:05

1 stop16h 15m

£503

LondonBoston

LTN - BOS

LTNBOS

London Luton

Thu 14/5

21:40-20:55

3 stops28h 15m

Boston Logan Intl

Mon 18/5

20:50-22:50

2 stops21h 00m

£514

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 1/10

06:30-13:15

1 stop11h 45m

Boston Logan Intl

Tue 6/10

17:00-10:20

1 stop12h 20m

£519

Flights are sorted by cheapest return flights first.

Deals found on 30/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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.

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Hampshire. Reviews last updated 5 April 2026.
Read reviews from past customers who have flown with Icelandair from the United Kingdom to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
630 reviews
Check prices

Entertainment

6.9

Comfort

6.9

Crew

8.0

Food

6.1

Boarding

7.2

Overall

7.0

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.
Icelandair
7.0
Good
630 reviews
Icelandair
7.0
Good
630 reviews
Check prices

Entertainment

6.9

Comfort

6.9

Crew

8.0

Food

6.1

Boarding

7.2

Overall

7.0

Reviews

1 / 20
10.0
Excellent

Ásmundur,Apr 2026

CDG - KEF

The flight was uneventfull and ahead of schedule. The crew was attentive and the service good.

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 45m. Icelandair provides one of the quickest options available for as low as £519. The distance between United Kingdom and New Hampshire is about 3254 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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London City to Boston flights
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Heathrow to Tampa flights
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London City to Orlando flights
Gatwick to San Francisco flights
Stansted to LaGuardia flights
Luton to Los Angeles flights
Manchester to LaGuardia flights
Heathrow to Nashville flights
Heathrow to Ontario flights

Top airline flying from United Kingdom to New Hampshire

Discover the top airline that operate flights from United Kingdom to New Hampshire. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 5 April 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£972Average£1,226FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

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How does Cheapflights help users find flights 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.

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