Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to New Hampshire from £302

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 16/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — MHT
28 Nov — 5 Dec1
1 adult
1 adult, Economy, 0 bags

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 29 October 2025.

Round-trip from

£334

One-way from

£302

Popular in

December

Cheapest in

September

Average price

£443
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 4/12-11/12
  • 2 total stops
  • 26h 35m total
  • London to New Hampshire
Search Deals
16/2
  • 16/2
  • 2 total stops
  • 29h 00m total
  • London to New Hampshire
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£15 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 October 2025
Search Deals

Find 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 29 October 2025.

Thu 4/1210:40LGW - BOS
1 stop14h 30mTAP AIR PORTUGAL
Thu 11/1222:45BOS - LGW
1 stop12h 05mTAP AIR PORTUGAL
Deal found 27/10£334
Thu 4/1210:40LGW - BOS
1 stop14h 30mTAP AIR PORTUGAL
Mon 8/1218:05BOS - LGW
1 stop10h 45mTAP AIR PORTUGAL
Deal found 28/10£337
Thu 4/1206:00LHR - BOS
1 stop19h 10mTAP AIR PORTUGAL
Thu 11/1222:45BOS - LHR
1 stop17h 50mTAP AIR PORTUGAL
Deal found 27/10£337
Fri 5/1206:00LHR - BOS
1 stop19h 10mTAP AIR PORTUGAL
Mon 8/1218:05BOS - LHR
1 stop13h 35mTAP AIR PORTUGAL
Deal found 27/10£340
Sun 14/1210:40LGW - BOS
1 stop14h 30mTAP AIR PORTUGAL
Sun 11/118:05BOS - LGW
1 stop10h 45mTAP AIR PORTUGAL
Deal found 27/10£345
Sun 14/1208:15LHR - BOS
1 stop16h 55mTAP AIR PORTUGAL
Sun 11/118:05BOS - LHR
1 stop13h 35mTAP AIR PORTUGAL
Deal found 26/10£348
Fri 5/1205:50LTN - BOS
2 stops17h 00mMultiple Airlines
Sun 7/1219:50BOS - LTN
2 stops21h 10mMultiple Airlines
Deal found 28/10£349
Fri 21/1112:25LHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Sat 29/1122:25BOS - LHR
1 stop12h 05mTAP AIR PORTUGAL
Deal found 27/10£349
Thu 20/1110:40LGW - BOS
1 stop14h 30mTAP AIR PORTUGAL
Sun 30/1122:45BOS - LGW
2 stops16h 50mTAP AIR PORTUGAL
Deal found 27/10£350
Fri 5/1210:40LGW - BOS
1 stop14h 30mTAP AIR PORTUGAL
Sun 7/1222:45BOS - LGW
2 stops16h 50mTAP AIR PORTUGAL
Deal found 28/10£351
Sat 6/1212:25LHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Sat 31/122:25BOS - LHR
1 stop14h 05mTAP AIR PORTUGAL
Deal found 28/10£352
Thu 4/1210:10LGW - BOS
2 stops15h 00mTAP AIR PORTUGAL
Sun 7/1218:05BOS - LGW
1 stop10h 45mTAP AIR PORTUGAL
Deal found 27/10£353

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

Fly from

London

Fly to

New Hampshire

Route

Depart

Return

Price

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Fri 5/12

10:40-20:10

1 stop14h 30m

Boston Logan Intl

Sun 7/12

18:05-15:45

1 stop16h 40m

£334

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

£349

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 14/12

08:15-20:10

1 stop16h 55m

Boston Logan Intl

Sun 11/1

18:05-17:30

1 stop18h 25m

£349

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Fri 21/11

10:40-20:10

1 stop14h 30m

Boston Logan Intl

Sun 30/11

22:45-15:45

1 stop12h 00m

£358

LondonBoston

STN - BOS

STNBOS

London Stansted

Mon 8/12

13:30-18:55

1 stop10h 25m

Boston Logan Intl

Mon 15/12

21:20-14:20

1 stop12h 00m

£363

LondonBoston

LTN - BOS

LTNBOS

London Luton

Sat 10/1

09:00-13:55

1 stop9h 55m

Boston Logan Intl

Mon 12/1

17:10-08:35

1 stop10h 25m

£366

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

Sun 9/11

12:15-17:50

1 stop10h 35m

Boston Logan Intl

Thu 13/11

11:35-10:50

1 stop18h 15m

£370

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Wed 26/11

11:55-10:35

1 stop27h 40m

Boston Logan Intl

Wed 3/12

19:50-10:55

1 stop10h 05m

£370

LondonBoston

STN - BOS

STNBOS

London Stansted

Thu 4/12

06:30-13:55

1 stop12h 25m

Boston Logan Intl

Thu 11/12

21:20-21:20

1 stop19h 00m

£370

Flights are sorted by cheapest return flights first.

Deals found on 28/10

Showing 1-10 of 60 results
1
2
3
...
6

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?

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 29 October 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 54% on flights from London to New Hampshire by exploring options for tickets in the evening.

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 October 2025.
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
1,333 reviews
Check prices

Boarding

7.6

Overall

7.6

Comfort

7.4

Food

6.7

Entertainment

6.9

Crew

8.1

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
1,333 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Boarding

7.6

Overall

7.6

Comfort

7.4

Food

6.7

Entertainment

6.9

Crew

8.1

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
7.1
Good
562 reviews
Finnair
7.6
Good
1,333 reviews
Check prices

Boarding

7.6

Overall

7.6

Comfort

7.4

Food

6.7

Entertainment

6.9

Crew

8.1

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 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 10h 35m. 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 cheapest airlines to fly from London to New Hampshire one-way?

    £307 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on LEVEL and Iberia, with prices starting from £310 and £319, 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 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

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.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
Gatwick to John F Kennedy Intl flights
Stansted to John F Kennedy Intl flights
Luton to John F Kennedy Intl flights
London City to Newark flights
Heathrow to Miami flights
Gatwick to LaGuardia flights
Stansted to Newark flights
Luton to Newark flights
Heathrow to Orlando flights
Heathrow to Los Angeles flights
Manchester to John F Kennedy Intl flights
London City to LaGuardia flights
Heathrow to Boston flights
Heathrow to San Francisco flights
Gatwick to Miami flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Las Vegas flights
Heathrow to Atlanta flights
Gatwick to Orlando flights
Manchester to Orlando flights
London City to Miami flights
Heathrow to Dulles Intl flights
Heathrow to O'Hare Intl flights
Manchester to Newark flights
Heathrow to Hobby flights
Manchester to LaGuardia flights
Stansted to Miami flights
Gatwick to Los Angeles flights
Heathrow to Seattle flights
Heathrow to Tampa flights
Edinburgh to Newark flights
London City to Los Angeles flights
London City to Orlando flights
Luton to Miami flights
Heathrow to Baltimore flights
Heathrow to George Bush Intcntl flights
Heathrow to Philadelphia flights
Gatwick to Boston flights
Heathrow to Denver flights
Edinburgh to John F Kennedy Intl flights
London City to Boston flights
Heathrow to Sky Harbor Intl flights
Gatwick to San Francisco flights
London City to San Francisco flights
Heathrow to Austin flights

Top 2 airlines flying from London to New Hampshire

Discover the top 2 airlines that operate flights from London 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 October 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£465Average£1,102FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IcelandairCheapest£767Average£1,217FlexibilityNo cancel feeOn-time76%
Search Icelandair 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.

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.