How long is the flight from London to New Hampshire?

Departing from London to New Hampshire will take you 18h. The distance from London to New Hampshire is about 3248 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.

What are the most popular airlines that fly from London to New Hampshire?

Consider Ethiopian Air, Kenya Airways or KLM when booking your flight. These represent the most popular airlines when flying from London to New Hampshire.

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

When flying from London 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.

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.

£531+ Cheap Flights from London to New Hampshire

Cheap flight deals from London to New Hampshire

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 27 October 2026.

Mon 7/1213:35 -

2 stops29h 28m

Mon 14/1214:38 -

2 stops17h 22m

Deal found 23/10£683

Wed 25/1108:00 -

2 stops20h 59m

Mon 30/1109:25 -

1 stop16h 15m

Deal found 25/10£684

Tue 24/1110:35 -

2 stops18h 18m

Mon 30/1118:30 -

1 stop32h 20m

Deal found 25/10£701

Thu 19/1113:35 -

2 stops39h 24m

Thu 26/1114:38 -

2 stops20h 42m

Deal found 22/10£712

Wed 9/1219:10 -

2 stops20h 16m

Sat 12/1217:12 -

2 stops32h 48m

Deal found 24/10£731

Fri 20/1113:35 -

2 stops39h 24m

Fri 27/1114:38 -

2 stops17h 22m

Deal found 23/10£743

Tue 1/1212:50 -

2 stops30h 13m

Wed 16/1214:38 -

1 stop11h 02m

Deal found 26/10£786

Sun 6/1216:20 -

1 stop26h 43m

Sun 13/1214:38 -

2 stops35h 32m

Deal found 22/10£789

Wed 25/1110:35 -

2 stops18h 18m

Mon 30/1118:30 -

2 stops13h 00m

Deal found 25/10£793

Tue 24/1116:20 -

1 stop12h 39m

Mon 30/1109:25 -

1 stop16h 15m

Deal found 25/10£794

Find flight deals from London to New Hampshire

Round-trip from	£683
One-way from	£531
Popular in	June
Cheapest in	February
Average price	£516

United Airlines
7/12-14/12
4 total stops
46h 50m total
London to New Hampshire

Search Deals

24/12-31/12
3 total stops
35h 19m total
London to New Hampshire

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£34 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

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

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Sun 25/4

13:45-23:40

1 stop14h 55m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£579

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Thu 24/12

10:35-18:24

1 stop12h 49m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£600

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Thu 14/1

13:45-14:01

2 stops53h 16m

Manchester

Sun 17/1

14:36-20:35

2 stops24h 59m

£692

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Wed 9/12

10:35-23:35

1 stop18h 00m

Manchester

Sat 12/12

17:12-07:00

2 stops32h 48m

£731

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Fri 20/11

13:35-23:59

2 stops39h 24m

Manchester

Fri 27/11

14:38-13:00

2 stops17h 22m

£743

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Wed 25/11

13:00-14:03

2 stops30h 03m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£755

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Tue 1/12

12:15-22:10

2 stops14h 55m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£756

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Mon 23/11

16:20-14:03

1 stop26h 43m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£766

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Tue 1/12

12:05-14:03

1 stop30h 58m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£767

Fastest return journey

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Tue 24/11

16:20-23:59

1 stop12h 39m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£770

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 18 resultsSorted by cheapest first

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.

LHR-MHT

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

LON-USNH

LHR-MHT

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from London to New Hampshire?
Departing from London to New Hampshire will take you 18h. The distance from London to New Hampshire is about 3248 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for London to New Hampshire

Heathrow to John F Kennedy Intl flights

Heathrow to Newark flights

Heathrow to LaGuardia flights

Gatwick to John F Kennedy Intl flights

Gatwick to Newark flights

Stansted to John F Kennedy Intl flights

London City to John F Kennedy Intl flights

Heathrow to Miami flights

Stansted to Newark flights

Luton to John F Kennedy Intl flights

Gatwick to LaGuardia flights

Heathrow to Los Angeles flights

London City to Newark flights

Luton to Newark flights

Heathrow to Orlando flights

Manchester to John F Kennedy Intl flights

Heathrow to Las Vegas flights

Heathrow to San Francisco flights

Gatwick to Orlando flights

Heathrow to Dallas/Fort Worth flights

Heathrow to Boston flights

Gatwick to Miami flights

Stansted to Miami flights

London City to Miami flights

Gatwick to Los Angeles flights

Stansted to Los Angeles flights

Heathrow to O'Hare Intl flights

Heathrow to Dulles Intl flights

Manchester to Orlando flights

London City to Los Angeles flights

Luton to Miami flights

Heathrow to Seattle flights

Manchester to Newark flights

Heathrow to Baltimore flights

Manchester to LaGuardia flights

London City to Orlando flights

Stansted to Orlando flights

Heathrow to Hobby flights

Heathrow to Ontario flights

Heathrow to Tampa flights

Luton to Los Angeles flights

Heathrow to Atlanta flights

Heathrow to George Bush Intcntl flights

Gatwick to Boston flights

Edinburgh to Newark flights

Heathrow to Sky Harbor Intl flights

Gatwick to San Francisco flights

Heathrow to Austin flights

London City to Boston flights

Gatwick to Fort Lauderdale flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London to New Hampshire from £531

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to New Hampshire

Cheapest flights from London to New HampshireExplore 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 27 October 2026.

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 27 October 2026.

Best flights from London to New HampshireDiscover carefully curated flight deals from London to New Hampshire that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Discover carefully curated flight deals from London to New Hampshire that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Last-minute flights from London to New HampshireDiscover last-minute flight deals from London to New Hampshire. Data last updated 27 October 2026 and is based on user searches.

Discover last-minute flight deals from London to New Hampshire. Data last updated 27 October 2026 and is based on user searches.

One-way flights from London to New HampshireSearch for one-way flight options from London to New Hampshire. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.

Search for one-way flight options from London to New Hampshire. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.

Find flight deals from London to New Hampshire

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to New Hampshire that are best for you.

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.

Cheapflights Insights

Related info for your journey

How long is the flight from London to New Hampshire?

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to New Hampshire by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from London to New Hampshire by cabin class

Find flights from London to New Hampshire, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and New Hampshire flights

Browse other London and New Hampshire flight options. Last updated on 27 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

London to New Hampshire flights

Consider these flights travelling from London to New Hampshire.

Fly with Cheapflights

How does Cheapflights help users find flights from London to New Hampshire?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 27 October 2026.

Best flights from London to New Hampshire
Discover carefully curated flight deals from London to New Hampshire that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 October 2026.

Last-minute flights from London to New Hampshire
Discover last-minute flight deals from London to New Hampshire. Data last updated 27 October 2026 and is based on user searches.

One-way flights from London to New Hampshire
Search for one-way flight options from London to New Hampshire. Find affordable one-way fares based on user searches. Data last updated 27 October 2026.