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$310+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LON
Jul 16 — Jul 231
Thu 7/16
Thu 7/23
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 June 16, 2026.

This United Airlines deal was found by Cheapflights users on 6/14. 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.
Sun 9/272:50 pm
MHT
-
LHR
1 stop11h 05m
United Airlines
Tue 9/296:50 am
LHR
-
MHT
2 stops17h 11m
United Airlines
Deal found 6/14$759
This Priceline deal was found by Cheapflights users on 6/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/298:50 pm
BOS
-
LHR
1 stop10h 05m
Multiple Airlines
Sun 8/28:40 am
LHR
-
BOS
Nonstop7h 43m
Multiple Airlines
Deal found 6/16$765
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/15:25 pm
BOS
-
LGW
1 stop9h 50m
Multiple Airlines
Fri 8/78:55 am
LGW
-
BOS
1 stop11h 00m
Multiple Airlines
Deal found 6/16$765
This oojo deal was found by Cheapflights users on 6/16. 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.
Thu 9/175:40 pm
BOS
-
LHR
2 stops15h 55m
Scandinavian Airlines
Wed 9/307:30 pm
LHR
-
BOS
1 stop25h 05m
Scandinavian Airlines
Deal found 6/16$766
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/68:50 pm
BOS
-
LGW
1 stop9h 55m
Multiple Airlines
Sat 7/118:50 am
LGW
-
BOS
2 stops30h 39m
Multiple Airlines
Deal found 6/16$766
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/65:20 pm
BOS
-
STN
1 stop10h 25m
Multiple Airlines
Thu 8/206:30 am
STN
-
BOS
2 stops18h 11m
Multiple Airlines
Deal found 6/16$766
This KAYAK deal was found by Cheapflights users on 6/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:40 pm
BOS
-
LHR
1 stop32h 40m
SWISS
Sun 8/308:55 am
LHR
-
BOS
2 stops35h 15m
SWISS
Deal found 6/16$767
This Mytrip deal was found by Cheapflights users on 6/16. 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.
Mon 7/2711:00 pm
BOS
-
LGW
2 stops15h 30m
Multiple Airlines
Wed 8/58:50 am
LGW
-
BOS
2 stops15h 00m
Multiple Airlines
Deal found 6/16$767
This Icelandair deal was found by Cheapflights users on 6/16. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:50 pm
BOS
-
LHR
1 stop10h 05m
Icelandair
Thu 8/271:05 pm
LHR
-
BOS
1 stop13h 40m
Icelandair
Deal found 6/16$768
This Mytrip deal was found by Cheapflights users on 6/16. 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.
Tue 8/1110:05 am
BOS
-
LGW
2 stops30h 10m
Multiple Airlines
Thu 8/209:30 pm
LGW
-
BOS
3 stops28h 25m
Multiple Airlines
Deal found 6/16$768
This CheapOair deal was found by Cheapflights users on 6/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:50 pm
BOS
-
LHR
1 stop10h 05m
Multiple Airlines
Sun 8/239:15 am
LHR
-
BOS
1 stop13h 34m
Multiple Airlines
Deal found 6/16$769
This Icelandair deal was found by Cheapflights users on 6/16. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:50 pm
BOS
-
LGW
1 stop9h 55m
Icelandair
Mon 9/73:40 pm
LGW
-
BOS
1 stop32h 10m
Icelandair
Deal found 6/16$769

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 June 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$759
(United Airlines)

One-way from

$310
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$976
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. 23% potential increase in price ($194 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 16, 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

ManchesterLondon

MHT - LHR

MHTLHR

Manchester

Sun 9/27

2:50 pm-6:55 am

1 stop11h 05m

London Heathrow

Tue 9/29

6:50 am-7:01 pm

2 stops17h 11m

$759

ManchesterLondon

MHT - LHR

MHTLHR

Manchester

Mon 11/9

9:40 am-8:05 am

2 stops41h 25m

London Heathrow

Wed 11/11

10:25 am-11:59 pm

2 stops18h 34m

$759

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Wed 8/5

5:25 pm-9:00 am

1 stop10h 35m

London Luton

Thu 8/13

1:00 pm-6:50 pm

1 stop10h 50m

$778

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Sat 9/12

5:25 pm-8:20 am

1 stop9h 55m

London Luton

Sat 9/19

11:00 am-6:50 pm

1 stop12h 50m

$779

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Thu 8/27

5:25 pm-9:30 am

1 stop11h 05m

London Luton

Mon 8/31

8:15 am-2:55 pm

1 stop11h 40m

$784

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Fri 9/18

5:25 pm-8:25 am

1 stop10h 00m

London Luton

Sun 9/20

9:00 am-6:50 pm

1 stop14h 50m

$786

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 9/2

7:05 pm-6:45 am

Nonstop6h 40m

London Heathrow

Mon 9/7

6:30 am-4:35 pm

1 stop15h 05m

$792

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 12/11

8:00 pm-7:50 am

Nonstop6h 50m

London Heathrow

Fri 12/18

12:55 pm-3:50 pm

Nonstop7h 55m

$799
Quickest round-trip

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sat 10/10

7:25 am-6:55 pm

Nonstop6h 30m

London Heathrow

Thu 10/15

8:10 pm-10:35 pm

Nonstop7h 25m

$799

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 8/19

1:10 pm-7:10 am

1 stop13h 00m

London Heathrow

Sun 8/23

6:55 pm-9:20 pm

Nonstop7h 25m

$804

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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
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 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 9h 55m. New Hampshire and London are separated by a distance of 3272 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?

Book flights to London if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Stansted

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