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Cheap flights from the United Kingdom to New Hampshire from £187

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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MHT
3 Sep — 10 Sep1
1 adult

Cheap 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 29 August 2025.

Round-trip from

£358

One-way from

£187

Popular in

December

Cheapest in

September

Average price

£536
United Airlines
  • United Airlines
  • 24/10-30/10
  • 2 total stops
  • 21h 30m total
  • United Kingdom to New Hampshire
Search Deals
11/9
  • 11/9
  • 1 total stop
  • 16h 25m total
  • United Kingdom to New Hampshire
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from United Kingdom to New Hampshire

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 29 August 2025.

Fri 24/1012:40LHR - BOS
1 stop9h 58mUnited Airlines
Thu 30/1010:25BOS - LHR
2 stops16h 15mUnited Airlines
Deal found 28/8£358
Mon 6/1020:10LGW - BOS
1 stop30h 05mLEVEL
Wed 15/1023:00BOS - LGW
1 stop28h 30mLEVEL
Deal found 28/8£358
Thu 25/909:25LCY - BOS
1 stop15h 30mSWISS
Thu 2/1021:40BOS - LCY
1 stop14h 35mSWISS
Deal found 28/8£358
Mon 22/909:30LHR - BOS
1 stop11h 25mUnited Airlines
Sun 5/1022:00BOS - LHR
1 stop12h 40mUnited Airlines
Deal found 27/8£358
Wed 17/921:05LGW - BOS
1 stop29h 10mLEVEL
Wed 22/1023:00BOS - LGW
1 stop13h 55mLEVEL
Deal found 27/8£358
Wed 3/911:40STN - BOS
1 stop11h 10mMultiple Airlines
Mon 8/919:15BOS - STN
2 stops30h 50mMultiple Airlines
Deal found 28/8£359
Wed 8/1012:00LHR - BOS
1 stop12h 54mUnited Airlines
Mon 20/1018:55BOS - LHR
1 stop11h 30mUnited Airlines
Deal found 28/8£359
Wed 3/921:05LGW - BOS
1 stop29h 10mLEVEL
Wed 10/923:00BOS - LGW
1 stop17h 00mLEVEL
Deal found 26/8£359
Sat 6/909:30LHR - BOS
1 stop11h 25mUnited Airlines
Thu 11/914:40BOS - LHR
1 stop11h 15mUnited Airlines
Deal found 27/8£360
Sun 19/1012:05LGW - BOS
1 stop13h 20mTAP AIR PORTUGAL
Mon 27/1019:05BOS - LGW
1 stop10h 45mTAP AIR PORTUGAL
Deal found 27/8£360
Tue 16/919:20LCY - BOS
1 stop25h 05mSWISS
Tue 23/921:40BOS - LCY
1 stop9h 50mSWISS
Deal found 27/8£360
Wed 10/911:40STN - BOS
1 stop11h 10mPLAY
Sat 13/919:15BOS - STN
1 stop10h 25mPLAY
Deal found 28/8£360

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 29 August 2025.
Use the filters below to find and compare flights from the United Kingdom to New Hampshire that are best for you.

Fly from

United Kingdom

Fly to

New Hampshire

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 8/9

12:45-15:40

Nonstop7h 55m

Boston Logan Intl

Mon 15/9

20:15-08:05

Nonstop6h 50m

£358

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 8/9

08:55-11:15

Nonstop7h 20m

Boston Logan Intl

Mon 15/9

20:10-07:50

Nonstop6h 40m

£358

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Mon 6/10

20:10-21:15

1 stop30h 05m

Boston Logan Intl

Wed 15/10

23:00-08:30

1 stop28h 30m

£358

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 7/2

13:05-16:00

Nonstop7h 55m

Boston Logan Intl

Wed 11/2

20:00-07:50

Nonstop6h 50m

£358

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 4/11

06:50-14:52

2 stops13h 02m

Boston Logan Intl

Tue 11/11

15:40-07:10

1 stop10h 30m

£358

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Mon 13/10

16:25-21:15

1 stop33h 50m

Boston Logan Intl

Mon 20/10

23:00-08:30

1 stop28h 30m

£358

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Tue 14/10

07:25-21:15

1 stop18h 50m

Boston Logan Intl

Mon 20/10

23:00-12:15

1 stop32h 15m

£358

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 13/12

13:25-19:42

1 stop11h 17m

Boston Logan Intl

Mon 29/12

14:15-09:10

2 stops13h 55m

£359

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 25/12

09:00-20:20

1 stop16h 20m

Boston Logan Intl

Mon 12/1

18:30-20:35

1 stop21h 05m

£359

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 9/12

13:45-20:20

1 stop11h 35m

Boston Logan Intl

Fri 9/1

14:20-06:40

1 stop11h 20m

£359

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 60 results
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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

What is the cheapest time of day to fly from GB to NH?

Find hourly flight availability from United Kingdom to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 August 2025.

When flying from United Kingdom to New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 29 August 2025.
Read reviews from past customers who have flown with Finnair, United Airlines, andIcelandair from the United Kingdom to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Boarding

7.6

Crew

8.1

Entertainment

6.9

Food

6.7

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,321 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Boarding

7.6

Crew

8.1

Entertainment

6.9

Food

6.7

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
United Airlines
7.4
Good
8,941 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Boarding

7.6

Crew

8.1

Entertainment

6.9

Food

6.7

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Icelandair
7.0
Good
537 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Boarding

7.6

Crew

8.1

Entertainment

6.9

Food

6.7

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

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 7h 20m. Delta provides one of the quickest options available for as low as £358. The distance between United Kingdom and New Hampshire is about 3254 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from United Kingdom to New Hampshire one-way?

    One-way options have recently been found by users for as low as £215 on LEVEL. Other airlines that offer cheap prices include Iberia from £309 and Aer Lingus from £346 one-way.

  • 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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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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Top 3 airlines flying from United Kingdom to New Hampshire

Discover the top 3 airlines 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 29 August 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£561Average£813FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
FinnairCheapest£613Average£1,082FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IcelandairCheapest£756Average£1,199FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

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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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