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$224+ Cheap flights from New Hampshire to London (LON)

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LON
apr. 20 — apr. 271
man. 4/20
man. 4/27
1 adult, Economy
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Cheap flight deals from New Hampshire to London

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

This Booking.com deal was found by Cheapflights users on 3/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fre. 11/65:35 pm
BOS
-
LHR
2 stops34h 20m
Scandinavian Airlines
man. 11/96:40 am
LHR
-
BOS
1 stop14h 00m
Scandinavian Airlines
Deal found 3/16$500
This Mytrip deal was found by Cheapflights users on 3/18. 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.
søn. 4/266:05 pm
BOS
-
STN
2 stops21h 15m
Multiple Airlines
ons. 5/68:20 am
STN
-
BOS
2 stops17h 00m
Multiple Airlines
Deal found 3/18$504
This Mytrip deal was found by Cheapflights users on 3/16. 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.
tir. 4/149:40 pm
BOS
-
LTN
2 stops18h 35m
Multiple Airlines
tir. 4/216:00 am
LTN
-
BOS
2 stops18h 55m
Multiple Airlines
Deal found 3/16$505
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
man. 5/2511:15 pm
BOS
-
LGW
1 stop31h 05m
TAP AIR PORTUGAL
ons. 6/312:05 pm
LGW
-
BOS
1 stop13h 15m
TAP AIR PORTUGAL
Deal found 3/20$505
This Super.com deal was found by Cheapflights users on 3/16. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tor. 4/238:50 pm
BOS
-
LGW
1 stop12h 50m
Icelandair
tor. 4/303:40 pm
LGW
-
BOS
1 stop11h 05m
Icelandair
Deal found 3/16$506
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
søn. 5/2411:00 pm
BOS
-
LGW
1 stop31h 20m
TAP AIR PORTUGAL
ons. 6/312:05 pm
LGW
-
BOS
1 stop13h 15m
TAP AIR PORTUGAL
Deal found 3/20$507
This Booking.com deal was found by Cheapflights users on 3/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 5/411:15 pm
BOS
-
LGW
1 stop31h 05m
TAP AIR PORTUGAL
man. 5/114:25 pm
LGW
-
BOS
1 stop32h 55m
TAP AIR PORTUGAL
Deal found 3/20$508
This oojo deal was found by Cheapflights users on 3/16. 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.
søn. 5/1011:00 pm
BOS
-
LGW
1 stop10h 40m
Icelandair
ons. 5/273:40 pm
LGW
-
BOS
1 stop32h 10m
Icelandair
Deal found 3/16$511
This oojo deal was found by Cheapflights users on 3/17. 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.
søn. 4/128:50 pm
BOS
-
LGW
1 stop12h 50m
Icelandair
tor. 4/163:40 pm
LGW
-
BOS
1 stop11h 05m
Icelandair
Deal found 3/17$512
This oojo deal was found by Cheapflights users on 3/18. 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.
fre. 4/2411:00 pm
BOS
-
LGW
1 stop10h 40m
Icelandair
tor. 4/303:40 pm
LGW
-
BOS
1 stop11h 05m
Icelandair
Deal found 3/18$513
This Mytrip deal was found by Cheapflights users on 3/19. 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.
man. 4/275:40 pm
BOS
-
STN
2 stops25h 55m
Multiple Airlines
tor. 5/77:50 pm
STN
-
BOS
3 stops24h 45m
Multiple Airlines
Deal found 3/19$514
This oojo deal was found by Cheapflights users on 3/16. 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.
ons. 4/111:15 pm
BOS
-
LGW
1 stop16h 15m
TAP AIR PORTUGAL
tir. 4/74:25 pm
LGW
-
BOS
1 stop27h 20m
TAP AIR PORTUGAL
Deal found 3/16$515

Find flight deals from New Hampshire to London

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$504
(Mytrip)

One-way from

$224
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$583
Provider with most accurate pricing for Boston Logan Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-London (LON) flights.
Search Deals
From New Hampshire to London (LON)
Search Deals
One-way flight from New Hampshire to London (LON)
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Hampshire to London 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 marts 21, 2026.
Use the filters below to find and compare flights from New Hampshire to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

fre. 4/17

11:00 pm-5:00 pm

2 stops13h 00m

London Luton

fre. 4/24

5:40 am-9:05 pm

1 stop20h 25m

$563

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

tir. 9/8

9:15 pm-1:25 pm

1 stop11h 10m

London Luton

fre. 9/18

12:50 pm-6:50 pm

1 stop11h 00m

$619

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

lør. 5/2

5:25 pm-8:20 am

1 stop9h 55m

London Luton

man. 5/11

8:15 am-2:55 pm

1 stop11h 40m

$629

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

tir. 4/14

5:25 pm-9:15 am

1 stop10h 50m

London Luton

tir. 4/21

1:10 pm-6:50 pm

1 stop10h 40m

$631

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

tir. 4/14

9:40 pm-9:15 pm

2 stops18h 35m

London Luton

tor. 4/23

8:40 am-7:55 pm

2 stops16h 15m

$640

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

lør. 8/15

5:45 am-10:40 am

1 stop23h 55m

London Heathrow

søn. 8/23

2:05 pm-9:50 am

1 stop24h 45m

$669

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

søn. 4/26

7:25 pm-7:05 am

Nonstop6h 40m

London Heathrow

ons. 4/29

5:35 pm-8:05 pm

Nonstop7h 30m

$677
Quickest round-trip

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

tor. 8/13

7:35 pm-7:10 am

Nonstop6h 35m

London Heathrow

man. 8/31

8:10 pm-10:35 pm

Nonstop7h 25m

$677

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

søn. 5/3

9:55 pm-9:40 am

Nonstop6h 45m

London Heathrow

tor. 5/7

2:30 pm-5:00 pm

Nonstop7h 30m

$679

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

tor. 4/2

3:49 pm-6:50 am

1 stop10h 01m

London Heathrow

tor. 4/9

11:00 am-1:30 pm

Nonstop7h 30m

$681

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from New Hampshire to London

Have a flexible travel schedule? Discover the best time to fly to London from New Hampshire 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 New Hampshire to London

How much does it cost to fly round-trip from New Hampshire to London?

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to London. 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 New Hampshire to London?

    Departing from New Hampshire to London will take you 10h 05m. New Hampshire and London are separated by a distance of 3254 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from New Hampshire to London 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

Traveling to a place near London?

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Gatwick
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Eastleigh
Dartford
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Orpington
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Kingston upon Thames
Eastbourne
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Slough

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