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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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MHT
13 Feb — 20 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 14 January 2026.

Round-trip from

£373

One-way from

£294

Popular in

July

Cheapest in

September

Average price

£425
American Airlines
  • American Airlines
  • 27/1-2/2
  • 1 total stop
  • 22h 12m total
  • London to New Hampshire
Search Deals
JetBlue
  • JetBlue
  • 12/2
  • Nonstop
  • 8h 00m total
  • London to New Hampshire
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£44 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
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Find 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 14 January 2026.

Tue 27/113:30
LHR
-
BOS
Nonstop7h 45m
American Airlines
Mon 2/213:48
BOS
-
LHR
1 stop14h 27m
American Airlines
Deal found 13/1£373
Mon 26/113:30
LHR
-
BOS
Nonstop7h 45m
British Airways
Mon 2/218:55
BOS
-
LHR
Nonstop6h 35m
British Airways
Deal found 13/1£374
Sat 17/112:15
LHR
-
BOS
1 stop10h 35m
Icelandair
Tue 20/119:50
BOS
-
LHR
1 stop18h 40m
Icelandair
Deal found 13/1£375
Mon 16/213:25
LHR
-
BOS
2 stops14h 12m
Air Canada
Tue 24/215:35
BOS
-
LHR
1 stop10h 35m
Air Canada
Deal found 13/1£375
Mon 30/306:40
LHR
-
BOS
1 stop13h 55m
Scandinavian Airlines
Sun 12/417:40
BOS
-
LHR
2 stops17h 45m
Scandinavian Airlines
Deal found 12/1£376
Sun 1/306:30
LHR
-
BOS
1 stop11h 40m
United Airlines
Sun 15/321:40
BOS
-
LHR
2 stops13h 05m
United Airlines
Deal found 12/1£377
Thu 22/106:00
LHR
-
BOS
2 stops17h 02m
Air Canada
Sun 25/118:55
BOS
-
LHR
1 stop11h 25m
Air Canada
Deal found 13/1£378
Thu 22/106:00
LHR
-
BOS
2 stops17h 02m
Air Canada
Wed 18/215:35
BOS
-
LHR
2 stops13h 30m
Air Canada
Deal found 12/1£378
Thu 22/106:00
LHR
-
BOS
2 stops17h 02m
Air Canada
Tue 27/110:15
BOS
-
LHR
2 stops17h 15m
Air Canada
Deal found 13/1£379
Mon 26/113:30
LHR
-
BOS
Nonstop7h 45m
Multiple Airlines
Mon 2/221:35
BOS
-
LHR
Nonstop6h 40m
Multiple Airlines
Deal found 12/1£380
Thu 1/1013:45
LHR
-
ORH
1 stop12h 22m
Iberia
Mon 5/1017:17
ORH
-
LHR
2 stops31h 58m
Iberia
Deal found 13/1£504
Mon 16/212:30
LHR
-
PWM
1 stop15h 36m
Virgin Atlantic
Fri 27/205:31
PWM
-
LHR
1 stop19h 54m
Virgin Atlantic
Deal found 12/1£551

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 14 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

Wed 13/5

14:30-17:00

Nonstop7h 30m

Boston Logan Intl

Wed 20/5

20:15-08:00

Nonstop6h 45m

£384

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 13/4

14:30-17:00

Nonstop7h 30m

Boston Logan Intl

Mon 20/4

19:35-07:10

Nonstop6h 35m

£384

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 16/2

07:30-22:48

2 stops20h 18m

Boston Logan Intl

Thu 26/2

19:00-09:40

1 stop9h 40m

£390

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 18/2

10:20-22:48

2 stops17h 28m

Boston Logan Intl

Thu 26/2

19:00-09:40

1 stop9h 40m

£390

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 17/2

10:20-22:48

2 stops17h 28m

Boston Logan Intl

Sun 22/2

19:00-06:20

1 stop30h 20m

£390

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 18/2

07:30-22:48

2 stops20h 18m

Boston Logan Intl

Wed 25/2

19:00-09:40

1 stop9h 40m

£390

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 18/4

15:35-15:35

2 stops29h 00m

Boston Logan Intl

Wed 22/4

17:40-16:25

2 stops17h 45m

£391

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 14/4

17:35-20:05

Nonstop7h 30m

Boston Logan Intl

Tue 21/4

17:09-07:50

1 stop9h 41m

£391

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 13/4

07:05-15:35

2 stops13h 30m

Boston Logan Intl

Mon 20/4

17:40-16:25

2 stops17h 45m

£393

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 29/3

21:05-15:35

2 stops23h 30m

Boston Logan Intl

Thu 9/4

17:40-14:35

2 stops15h 55m

£399

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 59 results
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2
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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 14 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
596 reviews
Check prices

Entertainment

7.0

Boarding

7.2

Comfort

7.0

Crew

8.0

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
596 reviews
Icelandair
7.1
Good
596 reviews
Check prices

Entertainment

7.0

Boarding

7.2

Comfort

7.0

Crew

8.0

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 £384, British Airways can have you in New Hampshire from London Heathrow Airport in 7h 30m. 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

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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 14 January 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£759Average£1,203FlexibilityNo 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?

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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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