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Cheap flights from London Heathrow Airport to New Hampshire from £292

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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MHT
23 Feb — 2 Mar1
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 24 January 2026.

Fri 13/208:45
LHR
-
BOS
1 stop14h 50m
Multiple Airlines
Mon 16/218:40
BOS
-
LHR
1 stop20h 55m
Multiple Airlines
Deal found 24/1£359
Wed 25/320:35
LHR
-
BOS
1 stop26h 15m
Icelandair
Mon 6/423:00
BOS
-
LHR
1 stop31h 55m
Icelandair
Deal found 24/1£359
Thu 5/206:50
LHR
-
BOS
2 stops13h 02m
Air Canada
Mon 9/210:15
BOS
-
LHR
2 stops15h 15m
Air Canada
Deal found 22/1£360
Sat 31/106:35
LHR
-
BOS
2 stops17h 22m
Lufthansa
Sat 28/214:20
BOS
-
LHR
1 stop15h 30m
Lufthansa
Deal found 22/1£361
Sat 21/209:00
LHR
-
BOS
1 stop13h 50m
United Airlines
Sat 28/206:00
BOS
-
LHR
1 stop9h 35m
United Airlines
Deal found 23/1£362
Sat 31/113:25
LHR
-
BOS
1 stop11h 17m
United Airlines
Sat 7/216:05
BOS
-
LHR
2 stops14h 10m
United Airlines
Deal found 22/1£363
Sun 1/209:00
LHR
-
BOS
1 stop13h 50m
United Airlines
Fri 27/206:00
BOS
-
LHR
1 stop10h 20m
United Airlines
Deal found 24/1£365
Sat 31/109:00
LHR
-
BOS
2 stops15h 42m
Multiple Airlines
Sat 28/218:55
BOS
-
LHR
1 stop11h 25m
Multiple Airlines
Deal found 24/1£365
Mon 2/208:50
LHR
-
BOS
1 stop10h 05m
British Airways
Mon 9/218:55
BOS
-
LHR
Nonstop6h 35m
British Airways
Deal found 23/1£366
Mon 2/213:25
LHR
-
BOS
1 stop11h 17m
United Airlines
Mon 9/218:40
BOS
-
LHR
1 stop20h 55m
United Airlines
Deal found 24/1£367
Fri 20/307:30
LHR
-
BOS
1 stop10h 40m
United Airlines
Tue 24/317:25
BOS
-
LHR
1 stop10h 20m
United Airlines
Deal found 22/1£368
Mon 2/206:30
LHR
-
PWM
2 stops20h 57m
Virgin Atlantic
Mon 9/205:30
PWM
-
LHR
1 stop25h 10m
Virgin Atlantic
Deal found 22/1£489

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 24 January 2026.

Round-trip from

£359

One-way from

£292

Popular in

July

Cheapest in

September

Average price

£430
Air Canada
  • Air Canada
  • 13/2-16/2
  • 2 total stops
  • 35h 45m total
  • London to New Hampshire
Search Deals
JetBlue
  • JetBlue
  • 31/1
  • Nonstop
  • 7h 56m total
  • London to New Hampshire
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£42 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 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 24 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

Thu 19/2

07:30-17:21

2 stops14h 51m

Boston Logan Intl

Thu 26/2

12:05-06:40

2 stops13h 35m

£365

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 13/2

07:25-18:43

2 stops16h 18m

Boston Logan Intl

Mon 16/2

16:15-10:50

2 stops13h 35m

£366

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 17/2

17:05-19:45

Nonstop7h 40m

Boston Logan Intl

Tue 24/2

07:30-19:00

Nonstop6h 30m

£371

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 6/5

12:10-15:30

1 stop32h 20m

Boston Logan Intl

Tue 26/5

18:25-21:00

1 stop21h 35m

£371

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 18/2

13:30-16:15

Nonstop7h 45m

Boston Logan Intl

Tue 24/2

18:55-06:30

Nonstop6h 35m

£371

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 10/3

13:30-17:10

Nonstop7h 40m

Boston Logan Intl

Tue 17/3

20:10-07:00

Nonstop6h 50m

£374

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 16/5

09:00-17:40

1 stop13h 40m

Boston Logan Intl

Tue 19/5

18:25-21:00

1 stop21h 35m

£374

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 24/4

08:00-00:59

1 stop21h 59m

Boston Logan Intl

Wed 29/4

12:30-06:45

1 stop13h 15m

£377

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 24/4

09:30-14:52

1 stop10h 22m

Boston Logan Intl

Thu 7/5

06:00-20:40

1 stop9h 40m

£379

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 24/4

14:05-21:27

1 stop12h 22m

Boston Logan Intl

Wed 6/5

06:00-20:40

1 stop9h 40m

£379

Flights are sorted by cheapest return flights first.

Deals found on 23/1

Showing 1-10 of 50 results
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2
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5

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 24 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

Crew

8.0

Boarding

7.2

Food

6.2

Overall

7.1

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

Crew

8.0

Boarding

7.2

Food

6.2

Overall

7.1

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 £371, United Airlines can have you in New Hampshire from London Heathrow Airport in 7h 40m. 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 - Portland or London Heathrow - Manchester.

  • 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

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Alternative routes for Heathrow to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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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 24 January 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£754Average£1,195FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

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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.

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