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Cheap flights from London to New Hampshire from £350

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — MHT
7 Jul — 14 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to New Hampshire

Enter your travel dates to find the best prices.

Cheapest flights from London to New Hampshire
Explore the most affordable flight options available from London to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 June 2026.

Tue 8/920:15
LCY
-
BOS
1 stop27h 15m
Virgin Atlantic
Wed 23/920:25
BOS
-
LCY
1 stop17h 05m
Virgin Atlantic
Deal found 6/6£492
Fri 19/614:05
LHR
-
BOS
1 stop24h 45m
United Airlines
Mon 31/818:50
BOS
-
LHR
1 stop10h 10m
United Airlines
Deal found 5/6£493
Mon 3/818:35
LGW
-
BOS
1 stop25h 35m
SWISS
Mon 17/821:40
BOS
-
LGW
1 stop15h 10m
SWISS
Deal found 6/6£493
Thu 23/708:30
LHR
-
BOS
2 stops14h 10m
Lufthansa
Sun 2/817:45
BOS
-
LHR
1 stop9h 55m
Lufthansa
Deal found 6/6£494
Sun 26/720:05
LHR
-
BOS
1 stop28h 50m
SWISS
Sun 9/810:58
BOS
-
LHR
1 stop13h 57m
SWISS
Deal found 6/6£495
Fri 17/708:40
LHR
-
BOS
1 stop11h 30m
SWISS
Mon 20/710:40
BOS
-
LHR
2 stops14h 50m
SWISS
Deal found 6/6£495
Fri 26/612:40
LHR
-
BOS
2 stops14h 58m
United Airlines
Tue 30/612:30
BOS
-
LHR
1 stop13h 15m
United Airlines
Deal found 6/6£496
Wed 22/711:30
LGW
-
BOS
1 stop13h 00m
British Airways
Wed 29/717:40
BOS
-
LGW
1 stop21h 20m
British Airways
Deal found 7/6£496
Wed 2/910:05
LHR
-
BOS
Nonstop7h 35m
British Airways
Sat 5/918:26
BOS
-
LHR
1 stop20h 19m
British Airways
Deal found 7/6£498
Wed 29/711:30
LGW
-
BOS
1 stop13h 00m
Iberia
Wed 5/817:40
BOS
-
LGW
1 stop12h 10m
Iberia
Deal found 5/6£498
Thu 9/709:15
LCY
-
BOS
1 stop10h 55m
SWISS
Thu 23/721:40
BOS
-
LCY
1 stop9h 55m
SWISS
Deal found 5/6£498
Wed 22/706:55
LHR
-
BOS
2 stops13h 45m
Lufthansa
Wed 29/720:05
BOS
-
LHR
1 stop14h 35m
Lufthansa
Deal found 7/6£498

Find flight deals from London to New Hampshire

Keep the following information in mind while searching for London to New Hampshire flight deals. Data was last updated 7 June 2026.

Round-trip from

£492

One-way from

£350

Popular in

June

Cheapest in

September

Average price

£573
Virgin Atlantic
  • Virgin Atlantic
  • 8/9-23/9
  • 2 total stops
  • 44h 20m total
  • London to New Hampshire
Search Deals
British Airways
  • British Airways
  • 11/8
  • 1 total stop
  • 11h 15m total
  • London to New Hampshire
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£45 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London 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 7 June 2026.
Use the filters below to find and compare flights from London to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBoston

LTN - BOS

LTNBOS

London Luton

Mon 31/8

15:15-15:35

3 stops29h 20m

Boston Logan Intl

Mon 7/9

17:40-19:55

2 stops21h 15m

£504

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Fri 17/7

09:25-19:55

1 stop15h 30m

Boston Logan Intl

Wed 19/8

17:20-08:25

1 stop10h 05m

£506

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 6/10

08:40-16:36

1 stop12h 56m

Boston Logan Intl

Tue 20/10

19:05-06:45

Nonstop6h 40m

£507

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 11/8

08:45-15:10

1 stop11h 25m

Boston Logan Intl

Wed 19/8

19:23-10:40

1 stop10h 17m

£507

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 28/10

12:05-21:20

1 stop13h 15m

Boston Logan Intl

Wed 4/11

14:16-06:40

1 stop11h 24m

£508

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 24/6

06:50-21:53

2 stops20h 03m

Boston Logan Intl

Wed 1/7

18:50-10:00

1 stop10h 10m

£510

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Tue 11/8

10:35-19:35

1 stop14h 00m

Boston Logan Intl

Fri 21/8

17:10-09:25

1 stop11h 15m

£513

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 22/7

07:30-16:38

2 stops14h 08m

Boston Logan Intl

Fri 31/7

14:30-05:55

1 stop10h 25m

£516

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 30/8

09:15-16:10

1 stop11h 55m

Boston Logan Intl

Mon 7/9

18:26-09:10

1 stop9h 44m

£516

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 25/7

09:30-14:41

1 stop10h 11m

Boston Logan Intl

Thu 13/8

06:00-20:40

1 stop9h 40m

£518

Flights are sorted by cheapest return flights first.

Deals found on 3/6

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

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

    Departing from London to New Hampshire will take you 12h 56m. The distance from London to New Hampshire is about 3254 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from London to New Hampshire?

    The most popular flight routes from London to New Hampshire are London Heathrow - Boston Logan Intl, London Gatwick - Boston Logan Intl and London City - Boston Logan Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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 London to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Stansted to John F Kennedy Intl flights
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London City to John F Kennedy Intl flights
Heathrow to Orlando flights
Heathrow to Los Angeles flights
Gatwick to LaGuardia flights
Heathrow to Miami flights
Luton to John F Kennedy Intl flights
Heathrow to Boston flights
London City to Newark flights
Heathrow to San Francisco flights
Stansted to Newark flights
Luton to Newark flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Dulles Intl flights
Manchester to Orlando flights
Heathrow to Hobby flights
Heathrow to O'Hare Intl flights
Gatwick to Orlando flights
Heathrow to Seattle flights
Manchester to John F Kennedy Intl flights
Gatwick to Boston flights
Gatwick to Los Angeles flights
Heathrow to Las Vegas flights
Stansted to Orlando flights
London City to Los Angeles flights
Heathrow to Baltimore flights
Stansted to LaGuardia flights
Stansted to Los Angeles flights
Heathrow to George Bush Intcntl flights
Gatwick to Miami flights
Heathrow to Tampa flights
Heathrow to Atlanta flights
London City to Orlando flights
London City to Miami flights
Stansted to Miami flights
Gatwick to San Francisco flights
London City to Boston flights
London City to San Francisco flights
Heathrow to Ontario flights
Stansted to San Francisco flights
Manchester to Newark flights
Stansted to Boston flights
Heathrow to Reagan-National flights
Luton to Miami flights
London City to Dulles Intl 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 London to New Hampshire?

Cheapflights makes it easy to find London to New Hampshire flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to New Hampshire from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Yes! Start tracking prices for London to New Hampshire flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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