How long is the flight from London to New Hampshire?

Departing from London to New Hampshire will take you 11h. The distance from London to New Hampshire is about 3274 mi. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to fly from London to New Hampshire one-way?

£302 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on TAP AIR PORTUGAL and British Airways, with prices starting from £302 and £302, respectively.

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 City - Boston Logan Intl and London Gatwick - Boston Logan Intl.

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

Users have found that booking a flight from London to New Hampshire at least 11 days early can save you up to 27% on average compared to booking a flight this week. If booking 11 days before your flight isn’t an option for you, users have found flights from London to New Hampshire for as little as £397 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £603 for flights departing within the next 3 days.

What is the cheapest month to fly from London to New Hampshire?

February can be a great time to fly to New Hampshire from London with a flight ticket averaging about £449. Cheapflights users have found deals in the month of February for as cheap as £279. The most expensive prices can be found in the month of December.

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.

£300+ Flights from London to New Hampshire

Q: How much does it cost for a return flight from London to New Hampshire?

Airfare is below average for this route at the moment. London to New Hampshire flights typically cost between £505 and £508 in March. The cheapest return flight price found within the last 3 days was £467 on American Airlines (7 Mar-10 Mar).

Cheap flight deals from London to New Hampshire

Round-trip from	£335
One-way from	£300
Popular in	December
Cheapest in	February
Average price	£391

Icelandair
1/10-10/10
Nonstop
15h 19m total
London to New Hampshire

Search Deals

Aer Lingus
29/12
1 total stop
22h 05m total
London to New Hampshire

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£12 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 September 2025

Search Deals

Find flight deals from London to New Hampshire

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 16 September 2025.

Thu 25/906:00LHR - BOS

1 stop14h 25mMultiple Airlines

Wed 1/1010:40BOS - LHR

2 stops14h 50mMultiple Airlines

Deal found 15/9£335

Tue 23/908:45LHR - BOS

1 stop11h 40mUnited Airlines

Tue 30/918:30BOS - LHR

1 stop10h 05mUnited Airlines

Deal found 15/9£336

Thu 25/913:45LHR - BOS

1 stop11h 10mUnited Airlines

Tue 30/912:10BOS - LHR

2 stops13h 20mUnited Airlines

Deal found 15/9£336

Tue 23/910:30LHR - BOS

2 stops15h 55mMultiple Airlines

Sun 28/912:15BOS - LHR

2 stops13h 15mMultiple Airlines

Deal found 15/9£337

Thu 2/1013:05LCY - BOS

1 stop11h 50mMultiple Airlines

Mon 6/1022:00BOS - LCY

1 stop13h 25mMultiple Airlines

Deal found 15/9£338

Mon 22/906:50LHR - BOS

2 stops15h 57mUnited Airlines

Mon 29/920:02BOS - LHR

1 stop10h 23mUnited Airlines

Deal found 15/9£338

Thu 9/1008:25LHR - BOS

Nonstop7h 57mJetBlue

Sun 19/1018:13BOS - LHR

Nonstop7h 17mJetBlue

Deal found 15/9£338

Wed 24/912:10LGW - BOS

Nonstop8h 06mJetBlue

Mon 29/921:48BOS - LGW

Nonstop6h 47mJetBlue

Deal found 15/9£338

Wed 1/1008:45LCY - BOS

1 stop16h 25mMultiple Airlines

Wed 8/1017:50BOS - LCY

1 stop19h 45mMultiple Airlines

Deal found 14/9£339

Wed 15/1007:45LHR - BOS

2 stops13h 37mUnited Airlines

Wed 5/1111:59BOS - LHR

2 stops13h 41mUnited Airlines

Deal found 15/9£339

Wed 24/918:35LGW - BOS

1 stop25h 50mSWISS

Mon 29/921:40BOS - LGW

1 stop15h 10mSWISS

Deal found 14/9£339

Wed 24/909:30LHR - BOS

1 stop11h 25mUnited Airlines

Mon 29/918:30BOS - LHR

1 stop10h 05mUnited Airlines

Deal found 15/9£340

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 16 September 2025.

Fri 26/909:30LHR - BOS

1 stop11h 30mMultiple Airlines

Fri 3/1012:10BOS - LHR

1 stop12h 45mMultiple Airlines

Deal found 15/9£336

Mon 6/1006:00LHR - BOS

1 stop12h 50mAustrian Airlines

Mon 13/1017:10BOS - LHR

1 stop16h 10mAustrian Airlines

Deal found 15/9£338

Wed 29/1007:30LHR - BOS

2 stops15h 18mUnited Airlines

Wed 5/1111:59BOS - LHR

2 stops14h 11mUnited Airlines

Deal found 14/9£345

Tue 7/1009:25LCY - BOS

1 stop11h 00mSWISS

Tue 14/1017:05BOS - LCY

1 stop10h 45mSWISS

Deal found 15/9£349

Mon 6/1006:30LHR - BOS

1 stop12h 10mDelta

Mon 13/1022:45BOS - LHR

Nonstop6h 45mDelta

Deal found 15/9£352

Mon 16/216:35LGW - BOS

1 stop27h 10mTAP AIR PORTUGAL

Mon 23/218:05BOS - LGW

1 stop10h 45mTAP AIR PORTUGAL

Deal found 15/9£352

Wed 8/1012:25LHR - BOS

Nonstop7h 55mVirgin Atlantic

Wed 29/1017:40BOS - LHR

1 stop11h 05mVirgin Atlantic

Deal found 15/9£353

Tue 16/1206:05LHR - BOS

2 stops14h 42mBritish Airways

Tue 23/1215:30BOS - LHR

1 stop10h 05mBritish Airways

Deal found 14/9£353

Fri 3/1012:10LGW - BOS

Nonstop8h 06mJetBlue

Fri 10/1021:48BOS - LGW

Nonstop6h 47mJetBlue

Deal found 15/9£355

Sun 14/1211:55LGW - BOS

1 stop10h 55mIcelandair

Mon 22/1219:50BOS - LGW

1 stop10h 05mIcelandair

Deal found 14/9£366

Wed 29/1016:10LHR - ORH

2 stops27h 40mAmerican Airlines

Wed 5/1115:27ORH - LHR

2 stops12h 48mAmerican Airlines

Deal found 14/9£458

Wed 29/1018:00LHR - PWM

3 stops23h 36mAir Canada

Mon 10/1106:00PWM - LHR

3 stops19h 30mAir Canada

Deal found 14/9£587

Direct flights from London to New Hampshire
Explore direct flight options from London to New Hampshire based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2025.

Wed 1/1008:25LHR - BOS

Nonstop8h 02mIcelandair

Fri 10/1018:13BOS - LHR

Nonstop7h 17mIcelandair

Deal found 15/9£335

Tue 30/912:45LHR - BOS

Nonstop7h 55mVirgin Atlantic

Tue 14/1020:15BOS - LHR

Nonstop6h 50mVirgin Atlantic

Deal found 15/9£337

Thu 9/1008:25LHR - BOS

Nonstop7h 57mJetBlue

Sun 19/1018:13BOS - LHR

Nonstop7h 17mJetBlue

Deal found 15/9£338

Sat 4/1012:10LGW - BOS

Nonstop8h 03mJetBlue

Sat 18/1021:48BOS - LGW

Nonstop6h 47mJetBlue

Deal found 14/9£338

Wed 22/1008:25LHR - BOS

Nonstop7h 57mJetBlue

Wed 29/1020:12BOS - LHR

Nonstop6h 43mJetBlue

Deal found 15/9£339

Wed 8/1008:55LHR - BOS

Nonstop7h 30mBritish Airways

Wed 29/1022:35BOS - LHR

Nonstop6h 40mBritish Airways

Deal found 13/9£340

Wed 8/1008:25LHR - BOS

Nonstop7h 57mJetBlue

Sun 12/1018:13BOS - LHR

Nonstop7h 17mJetBlue

Deal found 14/9£341

Sun 28/912:10LGW - BOS

Nonstop8h 06mJetBlue

Sat 4/1021:48BOS - LGW

Nonstop6h 47mJetBlue

Deal found 15/9£341

Fri 10/1008:25LHR - BOS

Nonstop7h 57mJetBlue

Thu 16/1018:13BOS - LHR

Nonstop7h 17mJetBlue

Deal found 14/9£344

Sun 15/209:20LHR - BOS

Nonstop7h 58mIcelandair

Fri 20/218:54BOS - LHR

Nonstop7h 01mIcelandair

Deal found 14/9£345

Wed 1/1012:25LHR - BOS

Nonstop7h 55mVirgin Atlantic

Thu 9/1019:05BOS - LHR

Nonstop6h 40mVirgin Atlantic

Deal found 15/9£346

Fri 10/1012:10LGW - BOS

Nonstop7h 58mJetBlue

Fri 17/1021:48BOS - LGW

Nonstop6h 47mJetBlue

Deal found 15/9£346

Last-minute flights from London to New Hampshire
Discover last-minute flight deals from London to New Hampshire. Data last updated 16 September 2025 and is based on user searches.

Mon 22/906:50LHR - BOS

2 stops15h 57mUnited Airlines

Mon 29/920:02BOS - LHR

1 stop10h 23mUnited Airlines

Deal found 15/9£338

Tue 23/908:45LHR - BOS

1 stop11h 40mUnited Airlines

Tue 30/918:30BOS - LHR

1 stop10h 05mUnited Airlines

Deal found 15/9£336

Tue 23/910:30LHR - BOS

2 stops15h 55mMultiple Airlines

Sun 28/912:15BOS - LHR

2 stops13h 15mMultiple Airlines

Deal found 15/9£337

Wed 24/912:10LGW - BOS

Nonstop8h 06mJetBlue

Mon 29/921:48BOS - LGW

Nonstop6h 47mJetBlue

Deal found 15/9£338

Wed 24/918:35LGW - BOS

1 stop25h 50mSWISS

Mon 29/921:40BOS - LGW

1 stop15h 10mSWISS

Deal found 14/9£339

Wed 24/909:30LHR - BOS

1 stop11h 25mUnited Airlines

Mon 29/918:30BOS - LHR

1 stop10h 05mUnited Airlines

Deal found 15/9£340

Thu 25/906:00LHR - BOS

1 stop14h 25mMultiple Airlines

Wed 1/1010:40BOS - LHR

2 stops14h 50mMultiple Airlines

Deal found 15/9£335

Thu 25/913:45LHR - BOS

1 stop11h 10mUnited Airlines

Tue 30/912:10BOS - LHR

2 stops13h 20mUnited Airlines

Deal found 15/9£336

Wed 1/1008:45LCY - BOS

1 stop16h 25mMultiple Airlines

Wed 8/1017:50BOS - LCY

1 stop19h 45mMultiple Airlines

Deal found 14/9£339

Thu 2/1013:05LCY - BOS

1 stop11h 50mMultiple Airlines

Mon 6/1022:00BOS - LCY

1 stop13h 25mMultiple Airlines

Deal found 15/9£338

Thu 9/1008:25LHR - BOS

Nonstop7h 57mJetBlue

Mon 13/1018:13BOS - LHR

Nonstop7h 17mJetBlue

Deal found 15/9£338

Wed 15/1007:45LHR - BOS

2 stops13h 37mUnited Airlines

Wed 5/1111:59BOS - LHR

2 stops13h 41mUnited Airlines

Deal found 15/9£339

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 16 September 2025.

Mon 29/1220:45LHR - BOS

1 stop22h 05mAer Lingus

Deal found 15/9£300

Wed 22/1022:10STN - BOS

2 stops21h 10mMultiple Airlines

Deal found 15/9£301

Sun 16/1106:00LHR - BOS

1 stop13h 35mTAP AIR PORTUGAL

Deal found 14/9£301

Thu 16/1006:40LTN - BOS

2 stops18h 10mMultiple Airlines

Deal found 15/9£301

Wed 29/1017:20SEN - BOS

3 stops31h 50mMultiple Airlines

Deal found 14/9£301

Mon 22/910:00LGW - BOS

2 stops17h 47mMultiple Airlines

Deal found 15/9£301

Mon 1/1209:10LCY - BOS

2 stops18h 27mIberia

Deal found 15/9£302

Sat 15/1106:00LHR - BOS

1 stop13h 35mTAP AIR PORTUGAL

Deal found 14/9£302

Sun 1/317:10LTN - BOS

2 stops30h 49mMultiple Airlines

Deal found 15/9£302

Thu 20/1110:10LGW - BOS

2 stops33h 25mTAP AIR PORTUGAL

Deal found 15/9£302

Wed 19/1107:15LCY - BOS

2 stops17h 46mBritish Airways

Deal found 15/9£302

Wed 29/1008:30STN - BOS

2 stops35h 05mMultiple Airlines

Deal found 14/9£302

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

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 26/9

09:30-16:00

1 stop11h 30m

Boston Logan Intl

Fri 3/10

12:10-05:55

1 stop12h 45m

£336

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 6/10

06:00-13:50

1 stop12h 50m

Boston Logan Intl

Mon 13/10

17:10-14:20

1 stop16h 10m

£338

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 29/10

07:30-18:48

2 stops15h 18m

Boston Logan Intl

Wed 5/11

11:59-07:10

2 stops14h 11m

£345

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 1/11

07:30-18:32

2 stops15h 02m

Boston Logan Intl

Sun 9/11

16:19-08:25

1 stop11h 06m

£345

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 31/10

07:30-23:42

2 stops20h 12m

Boston Logan Intl

Fri 7/11

06:00-21:20

1 stop10h 20m

£345

LondonBoston

STN - BOS

STNBOS

London Stansted

Thu 6/11

06:30-18:55

1 stop17h 25m

Boston Logan Intl

Thu 13/11

21:20-18:20

1 stop16h 00m

£346

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 26/9

07:45-16:22

2 stops13h 37m

Boston Logan Intl

Fri 3/10

16:23-07:15

1 stop9h 52m

£346

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 25/9

07:45-16:18

2 stops13h 33m

Boston Logan Intl

Tue 30/9

12:10-06:30

2 stops13h 20m

£346

LondonBoston

LTN - BOS

LTNBOS

London Luton

Thu 6/11

09:00-18:55

1 stop14h 55m

Boston Logan Intl

Thu 13/11

17:10-16:00

1 stop17h 50m

£347

LondonBoston

LCY - BOS

LCYBOS

London City

Tue 7/10

09:25-15:25

1 stop11h 00m

Boston Logan Intl

Tue 14/10

17:05-08:50

1 stop10h 45m

£349

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 60 results

...

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

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.

How much does it cost for a return flight from London to New Hampshire?

Reviews of airlines servicing New Hampshire

See what other customers who have flown with Finnair and Icelandair from London to New Hampshire have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Finnair

7.6

Good

1,323 reviews

Check prices

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

1,323 reviews

Finnair

7.6

Good

1,323 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Icelandair

7.0

Good

544 reviews

Finnair

7.6

Good

1,323 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Related info for your journey

How long is the flight from London to New Hampshire?
Departing from London to New Hampshire will take you 11h. The distance from London to New Hampshire is about 3274 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from London to New Hampshire one-way?
£302 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on TAP AIR PORTUGAL and British Airways, with prices starting from £302 and £302, respectively.
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 City - Boston Logan Intl and London Gatwick - 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 for London to New Hampshire

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Direct flights to United States

Top 3 airlines flying from London to New Hampshire

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£558	Average£691	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Finnair	Cheapest£609	Average£1,076	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Icelandair	Cheapest£751	Average£1,192	FlexibilityNo cancel fee	On-time76%	Search Icelandair 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.

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Cheap flights from London to New Hampshire from £300

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 29/12. 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

Keep the following information in mind while searching for London to New Hampshire flight deals. Data was last updated 16 September 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 16 September 2025.

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 16 September 2025.

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

Everything you need to know about your flight from London to New Hampshire

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

Find hourly flight availability from London 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 16 September 2025.

How much does it cost for a return flight from London to New Hampshire?

Reviews of airlines servicing New Hampshire

See what other customers who have flown with Finnair and Icelandair from London to New Hampshire have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

What are the cheapest airlines to fly from London to New Hampshire one-way?

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.

Top 3 airlines flying from London to New Hampshire

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?

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?

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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 16 September 2025.