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New Hampshire

$466+ Cheap flights from London (LON) 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
LON — MHT
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
1 adult, Economy
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Cheap flight deals from London to New Hampshire

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 May 5, 2026.

This deal was found by Cheapflights users on 5/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/38:15 am
LHR
-
BOS
1 stop14h 07m
JetBlue
Thu 7/166:05 am
BOS
-
LHR
1 stop9h 40m
JetBlue
Deal found 5/1$642
This FlightHub deal was found by Cheapflights users on 5/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:40 pm
LGW
-
BOS
1 stop11h 05m
Icelandair
Tue 10/611:00 pm
BOS
-
LGW
1 stop10h 40m
Icelandair
Deal found 5/4$642
This deal was found by Cheapflights users on 5/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:15 am
LHR
-
BOS
1 stop14h 55m
Iberia
Sun 8/309:20 pm
BOS
-
LHR
1 stop12h 35m
Iberia
Deal found 5/4$643
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:15 pm
LTN
-
BOS
1 stop32h 30m
Multiple Airlines
Wed 7/2910:55 pm
BOS
-
LTN
1 stop18h 45m
Multiple Airlines
Deal found 5/2$643
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/912:05 pm
LGW
-
BOS
1 stop13h 15m
TAP AIR PORTUGAL
Mon 5/1111:15 pm
BOS
-
LGW
1 stop31h 05m
TAP AIR PORTUGAL
Deal found 5/3$643
This The Travel House deal was found by Cheapflights users on 5/1. 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.
Tue 9/11:05 pm
LHR
-
BOS
1 stop13h 40m
Icelandair
Thu 9/108:50 pm
BOS
-
LHR
1 stop10h 05m
Icelandair
Deal found 5/1$644
This Mytrip deal was found by Cheapflights users on 5/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/179:00 am
LTN
-
BOS
1 stop10h 55m
Multiple Airlines
Sun 5/245:25 pm
BOS
-
LTN
1 stop13h 00m
Multiple Airlines
Deal found 5/2$644
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1912:05 pm
LGW
-
BOS
1 stop13h 15m
TAP AIR PORTUGAL
Mon 10/267:00 pm
BOS
-
LGW
2 stops21h 35m
TAP AIR PORTUGAL
Deal found 4/30$644
This Mytrip deal was found by Cheapflights users on 5/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:35 am
STN
-
BOS
1 stop17h 15m
Multiple Airlines
Fri 5/299:15 pm
BOS
-
STN
1 stop19h 05m
Multiple Airlines
Deal found 5/1$645
This oojo deal was found by Cheapflights users on 4/30. 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.
Fri 9/114:30 pm
LHR
-
BOS
1 stop26h 10m
ITA Airways
Wed 10/75:05 pm
BOS
-
LHR
1 stop11h 35m
ITA Airways
Deal found 4/30$645
This oojo deal was found by Cheapflights users on 5/1. 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 5/159:15 pm
LGW
-
BOS
1 stop28h 05m
TAP AIR PORTUGAL
Wed 11/46:00 pm
BOS
-
LGW
1 stop10h 50m
TAP AIR PORTUGAL
Deal found 5/1$645
This Gotogate deal was found by Cheapflights users on 5/3. 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.
Tue 5/199:25 pm
LHR
-
BOS
1 stop26h 25m
Icelandair
Tue 7/711:00 pm
BOS
-
LHR
1 stop16h 20m
Icelandair
Deal found 5/3$646

Find 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 May 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$642

One-way from

$466
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$645
Provider with most accurate pricing for London (LON)-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Boston Logan Intl flights.
Search Deals
From London (LON) to New Hampshire
Search Deals
One-way flight from London (LON) to New Hampshire
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated May 5, 2026.
Use the filters below to find and compare flights from London to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sun 8/30

9:55 am-9:55 pm

1 stop17h 00m

Boston Logan Intl

Sun 9/6

11:50 pm-9:10 am

1 stop28h 20m

$670

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 10/5

1:50 pm-7:55 pm

1 stop11h 05m

Boston Logan Intl

Mon 10/12

6:00 am-8:40 pm

1 stop9h 40m

$699

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 6/29

9:55 am-9:00 pm

1 stop16h 05m

Boston Logan Intl

Sun 7/12

11:35 pm-9:10 am

1 stop28h 35m

$716

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 5/19

9:55 am-4:25 pm

1 stop11h 30m

Boston Logan Intl

Tue 7/7

11:10 pm-10:40 am

Nonstop6h 30m

$727

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 9/29

6:55 pm-9:20 pm

Nonstop7h 25m

Boston Logan Intl

Tue 10/6

9:30 pm-9:15 am

Nonstop6h 45m

$729

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Wed 7/29

10:25 am-10:43 pm

2 stops17h 18m

Boston Logan Intl

Wed 8/12

7:10 pm-4:00 pm

1 stop15h 50m

$733

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 5/28

6:40 am-3:35 pm

1 stop13h 55m

Boston Logan Intl

Mon 6/8

5:40 pm-4:25 pm

2 stops17h 45m

$740

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Thu 9/10

1:00 pm-6:50 pm

1 stop10h 50m

Boston Logan Intl

Sun 9/20

8:50 pm-2:40 pm

1 stop12h 50m

$740

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 9/10

8:40 am-4:35 pm

1 stop12h 55m

Boston Logan Intl

Wed 9/16

11:10 pm-10:40 am

Nonstop6h 30m

$740
Quickest round-trip

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 7/30

6:55 pm-9:20 pm

Nonstop7h 25m

Boston Logan Intl

Mon 8/10

11:10 pm-10:40 am

Nonstop6h 30m

$747

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 resultsSorted by cheapest first
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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 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 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 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?

    LEVEL, United Airlines, and KLM can get you from London to New Hampshire in just under 11h 05m. Your travel time can differ by up to 5h 55m. The distance between London and New Hampshire is about 3254 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Most travelers choose London Heathrow - Boston Logan Intl, London Gatwick - Boston Logan Intl or London City - Boston Logan Intl when deciding on the best route from London to New Hampshire.

  • 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 vacation 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

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