How long is the flight from London Heathrow Airport to New Hampshire?

For as low as £674, United Airlines can have you in New Hampshire from London Heathrow Airport in 57h 58m. The distance between London Heathrow Airport and New Hampshire is about 3248 mi.

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

The most popular route from London Heathrow Airport to New Hampshire is London Heathrow - Boston Logan Intl. You may also consider London Heathrow - Manchester or London Heathrow - Portland.

What are the most popular airlines that fly from London Heathrow Airport to New Hampshire?

When booking a flight from London Heathrow Airport to New Hampshire, you may want to consider flying on Ethiopian Air, Kenya Airways or KLM as they are the most popular for this route.

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

When flying from London Heathrow Airport to New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Heathrow to New Hampshire?

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

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

Yes. Cheapflights offers flight deals from Heathrow 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.

£674+ Cheap Flights from London Heathrow Airport to New Hampshire

Cheap flight deals from Heathrow to New Hampshire

Enter your travel dates to find the best prices.

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Cheapest flights from Heathrow to New Hampshire
Explore the most affordable flight options available from Heathrow to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2026.

Sun 6/1209:05 -

2 stops57h 58m

Sun 13/1214:38 -

2 stops36h 17m

Deal found 8/11£674

Wed 9/1217:00 -

2 stops29h 00m

Wed 23/1206:00 -

1 stop20h 50m

Deal found 9/11£737

Tue 8/1218:00 -

2 stops25h 03m

Tue 15/1214:38 -

1 stop11h 02m

Deal found 10/11£755

Wed 9/1207:30 -

2 stops35h 33m

Wed 23/1214:35 -

2 stops20h 15m

Deal found 9/11£785

Thu 26/1116:45 -

2 stops35h 14m

Sun 6/1218:49 -

1 stop32h 01m

Deal found 7/11£801

Thu 26/1107:30 -

2 stops35h 33m

Sun 6/1214:38 -

2 stops25h 42m

Deal found 7/11£811

Thu 24/1212:00 -

2 stops31h 00m

Thu 31/1214:35 -

1 stop15h 15m

Deal found 9/11£866

Find flight deals from Heathrow to New Hampshire

Round-trip from	£674
Popular in	June
Cheapest in	February
Average price	£480

United Airlines
6/12-13/12
4 total stops
94h 15m total
London to New Hampshire

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£32 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to New Hampshire that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Sun 6/12

09:05-14:03

2 stops57h 58m

Manchester

Sun 13/12

14:38-07:55

2 stops36h 17m

£674

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Fri 5/2

15:10-14:01

2 stops27h 51m

Manchester

Tue 9/2

14:36-10:50

1 stop15h 14m

£744

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Wed 2/12

12:15-22:10

2 stops14h 55m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£752

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Tue 8/12

18:00-14:03

2 stops25h 03m

Manchester

Tue 15/12

14:38-06:40

1 stop11h 02m

£755

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Wed 9/12

07:30-14:03

2 stops35h 33m

Manchester

Wed 23/12

14:35-15:50

2 stops20h 15m

£785

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Thu 26/11

07:30-14:03

2 stops35h 33m

Manchester

Sun 6/12

14:38-21:20

2 stops25h 42m

£811

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Sun 22/11

12:05-23:59

2 stops40h 54m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£946

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Tue 24/11

12:05-23:59

2 stops40h 54m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£946

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Mon 23/11

09:00-23:59

2 stops19h 59m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£949

LondonManchester

LHR London Heathrow - MHT Manchester

LHRMHT

London Heathrow

Thu 19/11

13:45-23:59

2 stops39h 14m

Manchester

Wed 31/12

00:00-06:00

Nonstop0h 00m

£949

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 15 resultsSorted by cheapest first

Best time to book a flight from Heathrow to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Heathrow with our price prediction graph.

LHR-MHT

Estimated return 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 Heathrow Airport to New Hampshire

LHR-USNH

LHR-MHT

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from London Heathrow Airport to New Hampshire?
For as low as £674, United Airlines can have you in New Hampshire from London Heathrow Airport in 57h 58m. The distance between London Heathrow Airport and New Hampshire is about 3248 mi.
What are the most popular routes from London Heathrow Airport to New Hampshire?
The most popular route from London Heathrow Airport to New Hampshire is London Heathrow - Boston Logan Intl. You may also consider London Heathrow - Manchester or London Heathrow - Portland.
Can I find deals for flights from Heathrow to New Hampshire that include hotel bookings?
Yes. In addition to deals on Heathrow to New Hampshire flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to New Hampshire?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to New Hampshire.
Can I find deals for business class flights from Heathrow to New Hampshire?
Yes. Cheapflights offers flight deals from Heathrow 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.

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How does Cheapflights help users find flights from Heathrow to New Hampshire?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to New Hampshire from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to New Hampshire?

Cheapflights helps you find that perfect flight to New Hampshire from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow to New Hampshire with no change fees?

Yes, we can. To see specific flights from Heathrow to New Hampshire with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Heathrow to New Hampshire become cheaper?

Yes! Start tracking prices for Heathrow to New Hampshire flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from London Heathrow Airport to New Hampshire from £674

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to New Hampshire

Cheapest flights from Heathrow to New HampshireExplore the most affordable flight options available from Heathrow to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2026.

Explore the most affordable flight options available from Heathrow to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2026.

Best flights from Heathrow to New HampshireDiscover carefully curated flight deals from Heathrow to New Hampshire that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 November 2026.

Discover carefully curated flight deals from Heathrow to New Hampshire that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 November 2026.

Last-minute flights from Heathrow to New HampshireDiscover last-minute flight deals from Heathrow to New Hampshire. Data last updated 11 November 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to New Hampshire. Data last updated 11 November 2026 and is based on user searches.

One-way flights from Heathrow to New HampshireSearch for one-way flight options from Heathrow to New Hampshire. Find affordable one-way fares based on user searches. Data last updated 11 November 2026.

Search for one-way flight options from Heathrow to New Hampshire. Find affordable one-way fares based on user searches. Data last updated 11 November 2026.

Find flight deals from Heathrow to New Hampshire

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Use the filters below to find and compare flights from London Heathrow Airport to New Hampshire that are best for you.

Best time to book a flight from Heathrow to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Heathrow with our price prediction graph.

Cheapflights Insights

Related info for your journey

How long is the flight from London Heathrow Airport to New Hampshire?

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

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

How can I find direct flights from Heathrow to New Hampshire?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to New Hampshire

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

Complete your trip

Complete your trip to New Hampshire by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

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Search flights from Heathrow to New Hampshire by cabin class

Find flights from Heathrow to New Hampshire, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Heathrow and New Hampshire flights

Browse other Heathrow and New Hampshire flight options. Last updated on 11 November 2026.

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Can Cheapflights notify me if prices for flights from Heathrow to New Hampshire become cheaper?

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Cheapest flights from Heathrow to New Hampshire
Explore the most affordable flight options available from Heathrow to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2026.

Best flights from Heathrow to New Hampshire
Discover carefully curated flight deals from Heathrow to New Hampshire that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 November 2026.

Last-minute flights from Heathrow to New Hampshire
Discover last-minute flight deals from Heathrow to New Hampshire. Data last updated 11 November 2026 and is based on user searches.

One-way flights from Heathrow to New Hampshire
Search for one-way flight options from Heathrow to New Hampshire. Find affordable one-way fares based on user searches. Data last updated 11 November 2026.