Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to New Hampshire from £294

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MHT
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to New Hampshire

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to New Hampshire
Explore the most affordable flight options available from Heathrow to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Fri 13/306:35
LHR
-
BOS
1 stop17h 00m
United Airlines
Tue 14/418:40
BOS
-
LHR
1 stop21h 20m
United Airlines
Deal found 20/1£363
Mon 7/906:55
LHR
-
BOS
1 stop15h 45m
United Airlines
Mon 14/920:05
BOS
-
LHR
1 stop18h 35m
United Airlines
Deal found 20/1£364
Mon 2/213:25
LHR
-
BOS
1 stop11h 17m
Air Canada
Mon 9/218:40
BOS
-
LHR
1 stop20h 55m
Air Canada
Deal found 20/1£365
Tue 27/113:25
LHR
-
BOS
1 stop11h 17m
United Airlines
Fri 27/206:00
BOS
-
LHR
1 stop10h 20m
United Airlines
Deal found 20/1£366
Sun 1/206:50
LHR
-
BOS
2 stops13h 02m
Air Canada
Wed 4/215:35
BOS
-
LHR
2 stops13h 30m
Air Canada
Deal found 20/1£367
Sat 31/113:25
LHR
-
BOS
1 stop11h 17m
Air Canada
Mon 16/215:35
BOS
-
LHR
1 stop10h 35m
Air Canada
Deal found 20/1£367
Wed 4/313:25
LHR
-
BOS
1 stop10h 47m
Air Canada
Fri 20/305:30
BOS
-
LHR
1 stop21h 40m
Air Canada
Deal found 19/1£368
Mon 26/106:50
LHR
-
BOS
2 stops17h 52m
Air Canada
Mon 2/210:15
BOS
-
LHR
1 stop15h 55m
Air Canada
Deal found 19/1£369
Tue 22/913:10
LHR
-
BOS
1 stop10h 40m
British Airways
Tue 29/921:50
BOS
-
LHR
Nonstop6h 45m
British Airways
Deal found 19/1£370
Tue 3/217:05
LHR
-
BOS
Nonstop7h 40m
British Airways
Tue 10/221:35
BOS
-
LHR
Nonstop6h 40m
British Airways
Deal found 18/1£370
Sun 1/309:00
LHR
-
BOS
1 stop13h 50m
Air Canada
Sun 8/310:15
BOS
-
LHR
2 stops16h 15m
Air Canada
Deal found 18/1£371
Sun 25/113:25
LHR
-
BOS
2 stops15h 24m
Multiple Airlines
Tue 17/210:15
BOS
-
LHR
1 stop15h 55m
Multiple Airlines
Deal found 18/1£372

Find flight deals from Heathrow to New Hampshire

Keep the following information in mind while searching for Heathrow to New Hampshire flight deals. Data was last updated 21 January 2026.

Round-trip from

£363

One-way from

£294

Popular in

July

Cheapest in

September

Average price

£433
United Airlines
  • United Airlines
  • 13/3-14/4
  • 2 total stops
  • 38h 20m total
  • London to New Hampshire
Search Deals
JetBlue
  • JetBlue
  • 1/2
  • Nonstop
  • 7h 56m total
  • London to New Hampshire
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£43 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 January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 21 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to New Hampshire that are best for you.

Fly from

Heathrow

Fly to

New Hampshire

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 17/2

13:30-16:15

Nonstop7h 45m

Boston Logan Intl

Tue 24/2

18:55-06:30

Nonstop6h 35m

£373

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 10/2

11:40-14:20

Nonstop7h 40m

Boston Logan Intl

Tue 17/2

21:35-09:15

Nonstop6h 40m

£374

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 16/5

06:55-17:40

1 stop15h 45m

Boston Logan Intl

Tue 19/5

18:25-21:00

1 stop21h 35m

£375

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 2/3

17:05-19:45

Nonstop7h 40m

Boston Logan Intl

Thu 26/3

22:35-09:15

Nonstop6h 40m

£379

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 2/2

13:30-16:15

Nonstop7h 45m

Boston Logan Intl

Mon 9/2

19:34-09:40

1 stop9h 06m

£380

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 14/4

20:10-22:35

Nonstop7h 25m

Boston Logan Intl

Thu 7/5

20:15-08:00

Nonstop6h 45m

£384

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 18/2

08:50-13:55

1 stop10h 05m

Boston Logan Intl

Fri 27/2

07:30-19:00

Nonstop6h 30m

£387

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 12/3

07:50-14:55

1 stop11h 05m

Boston Logan Intl

Thu 19/3

20:10-07:00

Nonstop6h 50m

£387

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 3/3

10:20-22:48

2 stops17h 28m

Boston Logan Intl

Tue 10/3

19:06-09:40

1 stop10h 34m

£390

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 16/4

09:50-14:55

1 stop10h 05m

Boston Logan Intl

Thu 30/4

20:15-08:00

Nonstop6h 45m

£399

Flights are sorted by cheapest return flights first.

Deals found on 19/1

Showing 1-10 of 53 results
1
2
3
...
6

Best time to book a flight from Heathrow to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Heathrow 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 Heathrow Airport to New Hampshire
No data available for this route at this time. Please check back soon.

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 21 January 2026.
Read reviews from past customers who have flown with Icelandair from London Heathrow Airport to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.1
Good
602 reviews
Check prices

Comfort

7.0

Entertainment

7.0

Overall

7.1

Food

6.2

Crew

8.0

Boarding

7.2

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.
Icelandair
7.1
Good
602 reviews
Icelandair
7.1
Good
602 reviews
Check prices

Comfort

7.0

Entertainment

7.0

Overall

7.1

Food

6.2

Crew

8.0

Boarding

7.2

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow Airport to New Hampshire?

    For as low as £373, British Airways can have you in New Hampshire from London Heathrow Airport in 7h 45m. The distance between London Heathrow Airport and New Hampshire is about 3254 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The most popular route from London Heathrow Airport to New Hampshire is London Heathrow - Boston Logan Intl. You may also consider London Heathrow - Manchester or London Heathrow - Portland.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow 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
Heathrow to Miami flights
Gatwick to LaGuardia flights
Stansted to John F Kennedy Intl flights
Heathrow to Orlando flights
Heathrow to Los Angeles flights
London City to Newark flights
Luton to John F Kennedy Intl flights
Heathrow to Dallas/Fort Worth flights
Heathrow to Las Vegas flights
Heathrow to Seattle flights
Stansted to Newark flights
Heathrow to Boston flights
Gatwick to Orlando flights
Heathrow to San Francisco flights
Heathrow to O'Hare Intl flights
Heathrow to Dulles Intl flights
Gatwick to Miami flights
Luton to Newark flights
London City to Miami flights
Gatwick to Los Angeles flights
Stansted to Miami flights
Heathrow to Hobby flights
Heathrow to Atlanta flights
Heathrow to Tampa flights
Heathrow to Baltimore flights
London City to Orlando flights
London City to Los Angeles flights
Heathrow to Denver flights
Gatwick to Boston flights
Stansted to Los Angeles flights
Luton to Miami flights
Gatwick to Dallas/Fort Worth flights
Heathrow to George Bush Intcntl flights
Stansted to Orlando flights
Heathrow to Nashville flights
Heathrow to Charlotte flights
Gatwick to Seattle flights
Heathrow to Fort Lauderdale flights
Heathrow to Ontario flights
Gatwick to Las Vegas flights
Heathrow to Austin flights
Heathrow to Love Field flights
Gatwick to San Francisco flights
London City to Seattle flights

Top airline flying from Heathrow to New Hampshire

Discover the top airline that operate flights from Heathrow 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 21 January 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£759Average£1,204FlexibilityNo 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 Heathrow to New Hampshire?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to New Hampshire from Heathrow today with Cheapflights!

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

Cheapflights helps you find that perfect flight to New Hampshire from Heathrow 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 Heathrow to New Hampshire with no change fees?

Yes, we can. To see specific flights from Heathrow to New Hampshire with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Heathrow 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.