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$402+ Cheap flights from Heathrow (LHR) to New Hampshire

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MHT
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$448
(oojo)

One-way from

$402
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$590
Provider with most accurate pricing for London (LON)-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Boston Logan Intl flights.
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From London Heathrow to New Hampshire
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One-way flight from London Heathrow to New Hampshire
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Highest demand for flights based on searches. 4% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Heathrow to New Hampshire

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 October 30, 2025.

This oojo deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:15 amLHR - BOS
1 stop16h 55mTAP AIR PORTUGAL
Sun 11/3010:45 pmBOS - LHR
1 stop13h 45mTAP AIR PORTUGAL
Deal found 10/30$448
This oojo deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:25 pmLHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Mon 12/86:05 pmBOS - LHR
1 stop13h 35mTAP AIR PORTUGAL
Deal found 10/29$449
This oojo deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:55 pmLHR - BOS
1 stop23h 40mTAP AIR PORTUGAL
Sun 12/710:45 pmBOS - LHR
1 stop13h 45mTAP AIR PORTUGAL
Deal found 10/29$452
This Justfly.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:00 amLHR - BOS
1 stop19h 10mTAP AIR PORTUGAL
Sun 1/116:05 pmBOS - LHR
1 stop18h 25mTAP AIR PORTUGAL
Deal found 10/27$463
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/612:25 pmLHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
Sat 1/3110:25 pmBOS - LHR
1 stop14h 05mTAP AIR PORTUGAL
Deal found 10/28$468
This ResecentrumGruppen deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ResecentrumGruppen is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/812:15 pmLHR - BOS
1 stop10h 35mIcelandair
Mon 12/157:50 pmBOS - LHR
1 stop18h 40mIcelandair
Deal found 10/28$477
This Gotogate deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:15 pmLHR - BOS
1 stop27h 20mIcelandair
Wed 11/197:50 pmBOS - LHR
1 stop18h 40mIcelandair
Deal found 10/30$480
This Gotogate deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1212:15 pmLHR - BOS
1 stop27h 20mIcelandair
Thu 11/2011:35 amBOS - LHR
1 stop26h 55mIcelandair
Deal found 10/30$481
This oojo deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:00 amLHR - BOS
1 stop19h 10mTAP AIR PORTUGAL
Tue 12/96:05 pmBOS - LHR
1 stop13h 35mTAP AIR PORTUGAL
Deal found 10/29$482
This The Travel House deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:25 amLHR - MHT
2 stops19h 22mIcelandair
Wed 12/33:02 pmMHT - LHR
2 stops37h 28mIcelandair
Deal found 10/29$740
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:05 pmLHR - MHT
2 stops40h 39mUnited Airlines
Thu 12/47:27 pmMHT - LHR
1 stop10h 23mUnited Airlines
Deal found 10/30$776
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/264:20 pmLHR - MHT
1 stop12h 24mUnited Airlines
Wed 12/37:27 pmMHT - LHR
1 stop10h 23mUnited Airlines
Deal found 10/29$779

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated October 30, 2025.
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 11/26

8:35 pm-10:35 am

1 stop19h 00m

Boston Logan Intl

Fri 12/5

7:50 pm-7:30 pm

1 stop18h 40m

$491

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 1/27

9:55 am-8:55 pm

1 stop16h 00m

Boston Logan Intl

Tue 2/3

10:40 pm-9:10 am

1 stop29h 30m

$506

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 1/31

9:55 am-8:55 pm

1 stop16h 00m

Boston Logan Intl

Sat 2/7

10:40 pm-9:10 am

1 stop29h 30m

$512

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 11/23

12:15 pm-5:50 pm

1 stop10h 35m

Boston Logan Intl

Sat 12/6

7:50 pm-10:50 am

1 stop10h 00m

$515

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 11/26

1:45 pm-8:20 pm

1 stop11h 35m

Boston Logan Intl

Wed 12/3

1:35 pm-8:25 am

1 stop13h 50m

$522

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 11/25

8:35 pm-10:35 am

1 stop19h 00m

Boston Logan Intl

Tue 12/2

7:50 pm-7:30 pm

1 stop18h 40m

$522

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 11/27

12:15 pm-5:50 pm

1 stop10h 35m

Boston Logan Intl

Wed 12/3

7:50 pm-7:30 pm

1 stop18h 40m

$522

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 11/27

12:15 pm-5:50 pm

1 stop10h 35m

Boston Logan Intl

Mon 12/8

7:50 pm-10:50 am

1 stop10h 00m

$522

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 11/26

8:35 pm-10:35 am

1 stop19h 00m

Boston Logan Intl

Tue 12/2

7:50 pm-7:30 pm

1 stop18h 40m

$522

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 11/25

12:15 pm-5:50 pm

1 stop10h 35m

Boston Logan Intl

Sun 12/7

11:35 am-10:50 am

1 stop18h 15m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 51 results
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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 round-trip 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.

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 $506, Icelandair can have you in New Hampshire from London Heathrow Airport in 16h. There are 3254 mi between London Heathrow Airport and New Hampshire. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $411. LEVEL flights start at $411 while deals on United Airlines start at $412 one-way.

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

    The most popular flight routes from London Heathrow Airport to New Hampshire are London Heathrow - Boston Logan Intl, London Heathrow - Manchester and 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 vacation 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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