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Cheap flights from London to New Hampshire from £302

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to New Hampshire departing on 16/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to New Hampshire

Cheap return flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
10:40 - 20:10LGW-BOS
14h 30m1 stop
TAP AIR PORTUGAL Logo
22:45 - 15:50BOS-LGW
12h 05m1 stop
£334TAP AIR PORTUGAL
Find Deal
Thu, 4 Dec - Thu, 11 Dec
TAP AIR PORTUGAL Logo
10:40 - 20:10LGW-BOS
14h 30m1 stop
TAP AIR PORTUGAL Logo
18:05 - 09:50BOS-LGW
10h 45m1 stop
£336TAP AIR PORTUGAL
Find Deal
Fri, 5 Dec - Sun, 7 Dec
TAP AIR PORTUGAL Logo
06:00 - 20:10LHR-BOS
19h 10m1 stop
TAP AIR PORTUGAL Logo
22:45 - 21:35BOS-LHR
17h 50m1 stop
£337TAP AIR PORTUGAL
Find Deal
Thu, 4 Dec - Thu, 11 Dec
Multiple Airlines Logo
05:50 - 17:50LTN-BOS
17h 00m2 stops
Multiple Airlines Logo
19:50 - 22:00BOS-LTN
21h 10m2 stops
£348Multiple Airlines
Find Deal
Fri, 5 Dec - Sun, 7 Dec
Icelandair Logo
11:55 - 17:50LGW-BOS
10h 55m1 stop
Icelandair Logo
19:50 - 10:55BOS-LGW
10h 05m1 stop
£355Icelandair
Find Deal
Mon, 8 Dec - Mon, 15 Dec
Icelandair Logo
12:15 - 17:50LHR-BOS
10h 35m1 stop
Icelandair Logo
19:50 - 19:30BOS-LHR
18h 40m1 stop
£358Icelandair
Find Deal
Mon, 8 Dec - Mon, 15 Dec
Multiple Airlines Logo
06:30 - 18:55STN-BOS
17h 25m1 stop
Multiple Airlines Logo
21:20 - 13:20BOS-STN
11h 00m1 stop
£360Multiple Airlines
Find Deal
Thu, 20 Nov - Sun, 30 Nov
LEVEL Logo
13:10 - 20:55LGW-BOS
12h 45m1 stop
LEVEL Logo
22:40 - 23:20BOS-LGW
19h 40m1 stop
£368LEVEL
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Sat, 17 Jan - Sun, 18 Jan
Scandinavian Airlines Logo
19:30 - 15:50LHR-BOS
25h 20m1 stop
Scandinavian Airlines Logo
17:35 - 17:40BOS-LHR
19h 05m1 stop
£374Scandinavian Airlines
Find Deal
Thu, 29 Jan - Tue, 3 Feb
Scandinavian Airlines Logo
06:40 - 15:50LHR-BOS
14h 10m1 stop
Scandinavian Airlines Logo
17:35 - 16:25BOS-LHR
17h 50m2 stops
£377Scandinavian Airlines
Find Deal
Thu, 29 Jan - Tue, 3 Feb

TAP AIR PORTUGAL flights from London to New Hampshire

Our best TAP AIR PORTUGAL deals on London to New Hampshire flight tickets
TAP AIR PORTUGAL
4 Dec
LGW10:40London Gatwick
14h 30m
1 stop
BOS20:10Boston Logan Intl
11 Dec
BOS22:45Boston Logan Intl
12h 05m
1 stop
LGW15:50London Gatwick
£334
Find similar
TAP AIR PORTUGAL
5 Dec
LGW10:40London Gatwick
14h 30m
1 stop
BOS20:10Boston Logan Intl
7 Dec
BOS18:05Boston Logan Intl
10h 45m
1 stop
LGW09:50London Gatwick
£336
Find similar
TAP AIR PORTUGAL
4 Dec
LHR06:00London Heathrow
19h 10m
1 stop
BOS20:10Boston Logan Intl
11 Dec
BOS22:45Boston Logan Intl
17h 50m
1 stop
LHR21:35London Heathrow
£337
Find similar

Scandinavian Airlines flights from London to New Hampshire

Our best Scandinavian Airlines deals on London to New Hampshire flight tickets
Scandinavian Airlines
29 Jan
LHR19:30London Heathrow
25h 20m
1 stop
BOS15:50Boston Logan Intl
3 Feb
BOS17:35Boston Logan Intl
19h 05m
1 stop
LHR17:40London Heathrow
£374
Find similar
Scandinavian Airlines
29 Jan
LHR06:40London Heathrow
14h 10m
1 stop
BOS15:50Boston Logan Intl
3 Feb
BOS17:35Boston Logan Intl
17h 50m
2 stops
LHR16:25London Heathrow
£377
Find similar
Scandinavian Airlines
29 Jan
LHR19:30London Heathrow
25h 20m
1 stop
BOS15:50Boston Logan Intl
3 Feb
BOS17:35Boston Logan Intl
16h 00m
2 stops
LHR14:35London Heathrow
£379
Find similar

momondo 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, momondo users made 279,928 searches. Data last updated 28 October 2025.
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

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Thu 4/12

10:40-20:10

1 stop14h 30m

Boston Logan Intl

Thu 11/12

22:45-15:50

1 stop12h 05m

£334

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Fri 5/12

10:40-20:10

1 stop14h 30m

Boston Logan Intl

Sun 7/12

18:05-09:50

1 stop10h 45m

£336

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 4/12

06:00-20:10

1 stop19h 10m

Boston Logan Intl

Thu 11/12

22:45-21:35

1 stop17h 50m

£337

LondonBoston

LTN - BOS

LTNBOS

London Luton

Fri 5/12

05:50-17:50

2 stops17h 00m

Boston Logan Intl

Sun 7/12

19:50-22:00

2 stops21h 10m

£348

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Mon 8/12

11:55-17:50

1 stop10h 55m

Boston Logan Intl

Mon 15/12

19:50-10:55

1 stop10h 05m

£355

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 8/12

12:15-17:50

1 stop10h 35m

Boston Logan Intl

Mon 15/12

19:50-19:30

1 stop18h 40m

£358

LondonBoston

STN - BOS

STNBOS

London Stansted

Thu 20/11

06:30-18:55

1 stop17h 25m

Boston Logan Intl

Sun 30/11

21:20-13:20

1 stop11h 00m

£360

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Sat 17/1

13:10-20:55

1 stop12h 45m

Boston Logan Intl

Sun 18/1

22:40-23:20

1 stop19h 40m

£368

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 29/1

19:30-15:50

1 stop25h 20m

Boston Logan Intl

Tue 3/2

17:35-17:40

1 stop19h 05m

£374

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 29/1

06:40-15:50

1 stop14h 10m

Boston Logan Intl

Tue 3/2

17:35-16:25

2 stops17h 50m

£377

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to New Hampshire from

How to get the cheapest flight ticket from London to New Hampshire

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to New Hampshire?

The month of September is, on average, the cheapest month to fly to New Hampshire from London, with most prices found around £395. If you’re not able to fly to New Hampshire in September, then February is your next best option. Flight prices from London to New Hampshire during February average around £399.

What is the cheapest day to depart on your flight to New Hampshire?

On average, the least expensive day to fly to New Hampshire from London is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £502. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to New Hampshire is Sunday, with ticket prices averaging around £585.

What is the cheapest time of day to depart on your flight to New Hampshire?

Our most recent data shows that the best time of day to fly to New Hampshire is at midday. Flights from London to New Hampshire during this time can be as low as £503. Flights in the evening are often more expensive, with an average ticket price of £714.

How far in advance should I book a flight to New Hampshire?

You are more likely to see cheaper flights to New Hampshire from London when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around £465 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Hampshire from London for as low as £430 on momondo.

Can stopping save me money on London to New Hampshire flights?

You could potentially save up to 81% on your flight if you consider stops on a London to New Hampshire flight.

Cheap London to New Hampshire flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to New Hampshire

Fastest flight time

7h 25m

Direct flights

Every day

Airports in New Hampshire

1 airport
The fastest flight from London to New Hampshire takes 7h 25m
Direct flights go from London to New Hampshire every day.
There is 1 airport near New Hampshire: Boston Logan Intl (BOS)
Search flight deals

  • When did momondo last update prices for flights from London to New Hampshire?

    Prices for flights from London to New Hampshire are refreshed on a daily basis.

  • How many operators does momondo search for flights from London to New Hampshire?

  • How old do you have to be to fly from London to New Hampshire?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to New Hampshire.

  • What documentation or ID do you need to fly to New Hampshire?

    The travel and health documents you'll need for your trip to New Hampshire may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at New Hampshire. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London to New Hampshire

Compare and see reviews for airlines that fly from London to New Hampshire with momondo
Airline
Rating
Free Cancellation
Price
FinnairPriceFrom £464Free CancellationRating
7.6
1,333 reviews
Search Finnair flights
IcelandairPriceFrom £766Free CancellationRating
7.1
562 reviews
Search Icelandair flights

Why use momondo?

Why should I use momondo to find a flight deal from London to New Hampshire?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to New Hampshire. momondo saves you time and could save you money on your trip.

Can I find flights from London to New Hampshire with flexible booking policies on momondo?

Flights from London to New Hampshire with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to New Hampshire?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to New Hampshire.

I’m not ready to book a flight from London to New Hampshire right now. Can momondo alert me if prices change?

If you are simply researching potential flights to New Hampshire, momondo offers a useful price alert feature which will track prices for flights to New Hampshire from London and alert you when they change.

An easier way to manage your New Hampshire trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
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