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$194+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LON
ene. 15 — ene. 221
jue. 1/15
jue. 1/22
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 diciembre 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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.
mié. 12/317:15 pmBOS - LHR
Nonstop6h 45mBritish Airways
jue. 1/151:30 pmLHR - BOS
Nonstop7h 45mBritish Airways
Deal found 12/15$503
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/142:15 pmBOS - LHR
1 stop11h 25mMultiple Airlines
mar. 12/236:40 pmLHR - BOS
1 stop30h 40mMultiple Airlines
Deal found 12/14$506
This United Airlines deal was found by Cheapflights users on 12/14. 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.
lun. 12/296:40 pmBOS - LHR
1 stop20h 55mUnited Airlines
mié. 1/1412:05 pmLHR - BOS
1 stop12h 55mUnited Airlines
Deal found 12/14$507
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/317:10 pmBOS - LHR
Nonstop6h 40mDelta
mié. 1/149:00 amLHR - BOS
1 stop12h 20mDelta
Deal found 12/14$508
This KLM deal was found by Cheapflights users on 12/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3111:55 pmBOS - LHR
Nonstop6h 30mKLM
jue. 1/156:30 amLHR - BOS
1 stop12h 00mKLM
Deal found 12/15$509
This Mytrip deal was found by Cheapflights users on 12/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/146:40 pmBOS - LHR
1 stop20h 55mAir Canada
mar. 1/209:00 amLHR - BOS
2 stops15h 42mAir Canada
Deal found 12/14$510
This Iberia deal was found by Cheapflights users on 12/15. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/317:15 pmBOS - LHR
Nonstop6h 45mIberia
dom. 5/1012:20 pmLHR - BOS
1 stop12h 30mIberia
Deal found 12/15$511
This KLM deal was found by Cheapflights users on 12/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/317:10 pmBOS - LHR
Nonstop6h 40mKLM
vie. 1/99:40 amLHR - BOS
Nonstop7h 50mKLM
Deal found 12/15$514
This United Airlines deal was found by Cheapflights users on 12/15. 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.
mié. 12/313:40 pmBOS - LHR
1 stop10h 30mUnited Airlines
vie. 1/99:00 amLHR - BOS
2 stops35h 09mUnited Airlines
Deal found 12/15$515
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/301:40 pmBOS - LHR
1 stop26h 40mAustrian Airlines
jue. 1/812:05 pmLHR - BOS
1 stop11h 52mAustrian Airlines
Deal found 12/14$516
This Booking.com deal was found by Cheapflights users on 12/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/146:40 pmBOS - LHR
1 stop20h 55mMultiple Airlines
mar. 1/206:40 pmLHR - BOS
1 stop30h 40mMultiple Airlines
Deal found 12/14$517
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
dom. 12/147:07 pmBOS - LHR
1 stop10h 43mLufthansa
jue. 12/1812:05 pmLHR - BOS
1 stop11h 43mLufthansa
Deal found 12/13$518

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 diciembre 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$503
(Cheapflightsfares)

One-way from

$194
(Netflights)

Popular in

June

Cheapest in

October

Average price

$734
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. 13% potential increase in price ($99 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 December 2025
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 diciembre 16, 2025.
Use the filters below to find and compare flights from New Hampshire to London that are best for you.

Fly from

New Hampshire

Fly to

London

Route

Depart

Return

Price

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

mar. 2/24

7:12 pm-6:55 am

Nonstop6h 43m

London Heathrow

mié. 3/4

9:20 am-12:16 pm

Nonstop7h 56m

$504

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

dom. 3/1

7:12 pm-6:55 am

Nonstop6h 43m

London Heathrow

sáb. 3/7

9:20 am-12:16 pm

Nonstop7h 56m

$504

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

mié. 1/28

7:12 pm-6:55 am

Nonstop6h 43m

London Heathrow

mar. 2/24

9:20 am-12:16 pm

Nonstop7h 56m

$504

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

vie. 2/20

7:12 pm-6:55 am

Nonstop6h 43m

London Heathrow

sáb. 2/28

9:20 am-12:16 pm

Nonstop7h 56m

$504

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

mié. 2/25

7:12 pm-6:55 am

Nonstop6h 43m

London Heathrow

dom. 3/1

9:20 am-12:16 pm

Nonstop7h 56m

$504

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

sáb. 3/7

10:15 am-9:50 am

3 stops18h 35m

London Stansted

dom. 3/15

9:45 pm-6:02 pm

2 stops24h 17m

$506

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

lun. 1/19

10:15 am-9:20 pm

3 stops30h 05m

London Stansted

mié. 1/21

6:45 pm-1:35 pm

2 stops23h 50m

$519

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

lun. 1/19

1:00 pm-6:15 pm

3 stops24h 15m

London Luton

mié. 1/28

8:30 am-8:20 pm

2 stops16h 50m

$520

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

lun. 3/2

7:50 pm-2:00 pm

1 stop13h 10m

London Luton

lun. 3/9

8:00 am-6:50 pm

1 stop14h 50m

$521

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

lun. 3/2

10:15 am-2:05 pm

2 stops22h 50m

London Stansted

lun. 3/9

11:55 am-7:35 pm

2 stops35h 40m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 60 results
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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

What is the cheapest time of day to fly from NH to LON?

Find hourly flight availability from New Hampshire to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 16, 2025.

One of the essential ways to save on airfare from New Hampshire to London is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 9% on airfare.

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 6h 43m. 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?

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

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Alternative routes for New Hampshire to London

See prices for flight routes from nearby airports that may be better suited for you.
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