London

$347+ Cheap flights from New Hampshire to London (LON)

MHT — LON
Dec 5 — Dec 121
We work with more than 300 partners to bring you better travel deals

Find cheap flights from New Hampshire to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from New Hampshire to London

Cheapest flights from New Hampshire to London

Mon 11/162:38 pm -
1 stop15h 12m
Wed 11/186:50 am -
2 stops22h 09m
Deal found 11/2$771
Fri 11/62:38 pm -
1 stop11h 02m
Sun 12/61:45 pm -
2 stops53h 18m
Deal found 11/1$880
Tue 12/12:38 pm -
1 stop15h 12m
Tue 12/86:50 am -
2 stops36h 13m
Deal found 11/3$881
Sun 11/292:38 pm -
1 stop15h 12m
Sun 12/64:20 pm -
1 stop26h 43m
Deal found 11/1$899
Fri 11/69:25 am -
1 stop16h 15m
Mon 11/94:20 pm -
1 stop12h 39m
Deal found 11/1$905
Sun 11/152:38 pm -
1 stop11h 02m
Thu 11/194:20 pm -
1 stop12h 39m
Deal found 11/5$906
Fri 11/67:12 pm -
1 stop11h 48m
Mon 11/91:10 pm -
2 stops14h 39m
Deal found 11/1$910
Fri 12/42:38 pm -
1 stop11h 02m
Tue 12/81:35 pm -
2 stops29h 28m
Deal found 11/4$911
Sat 12/52:38 pm -
1 stop11h 02m
Sat 12/124:20 pm -
1 stop26h 43m
Deal found 11/5$912
Thu 12/171:25 pm -
1 stop12h 35m
Thu 12/241:10 pm -
1 stop10h 35m
Deal found 11/1$1,678

Find flight deals from New Hampshire to London

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$757
(United Airlines)

One-way from

$347
(United Airlines)

Popular in

June

Cheapest in

January

Average price

$763
Provider with most accurate pricing for Boston Logan Intl-London (LON) flight deals.
Provider most trusted by Cheapflights users for Boston Logan Intl-London (LON) flights.
From New Hampshire to London (LON)
One-way flight from New Hampshire to London (LON)
Highest demand for flights based on searches. 15% potential increase in price ($139 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
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 Manchester - LHR London Heathrow

MHTLHR

Manchester

Thu 12/10

2:38 pm-10:25 am

2 stops14h 47m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$347

ManchesterLondon

MHT Manchester - LHR London Heathrow

MHTLHR

Manchester

Thu 12/3

6:00 am-6:35 am

1 stop19h 35m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$347

ManchesterLondon

MHT Manchester - LHR London Heathrow

MHTLHR

Manchester

Thu 11/26

9:25 am-8:25 am

2 stops18h 00m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$347

ManchesterLondon

MHT Manchester - LHR London Heathrow

MHTLHR

Manchester

Wed 11/25

9:25 am-7:55 am

2 stops17h 30m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$347
Quickest round-trip

ManchesterLondon

MHT Manchester - LHR London Heathrow

MHTLHR

Manchester

Fri 1/29

2:36 pm-6:40 am

1 stop11h 04m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$348

ManchesterLondon

MHT Manchester - LHR London Heathrow

MHTLHR

Manchester

Tue 1/26

2:36 pm-10:50 am

1 stop15h 14m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$348

ManchesterLondon

MHT Manchester - LHR London Heathrow

MHTLHR

Manchester

Wed 1/27

2:36 pm-9:10 am

2 stops13h 34m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$348

ManchesterLondon

MHT Manchester - LHR London Heathrow

MHTLHR

Manchester

Thu 1/28

2:36 pm-9:10 am

2 stops13h 34m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$348

ManchesterLondon

MHT Manchester - LHR London Heathrow

MHTLHR

Manchester

Sat 11/21

9:25 am-8:35 pm

2 stops54h 10m

London Heathrow

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$369

ManchesterLondon

MHT Manchester - LHR London Heathrow

MHTLHR

Manchester

Mon 11/16

9:25 am-5:05 pm

2 stops26h 40m

London Heathrow

Wed 11/18

1:00 pm-11:59 pm

2 stops39h 59m

$776

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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

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

  • How long is the flight from New Hampshire to London?

    Departing from New Hampshire to London will take you 26h 40m. New Hampshire and London are separated by a distance of 3248 mi.

  • What are the most popular routes 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
Gatwick
Hounslow
Wembley
Harrow
Southend-on-Sea
Basingstoke
Watford
Dartford
Winchester
Croydon
Kingston upon Thames
Chipping Norton
Slough
Eastbourne
Stansted
Sutton
Luton
Bedford

Browse thousands of different options on Cheapflights for your next trip

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.