What is the cheapest airline that flies from London Heathrow to New Hampshire?

United Airlines, JetBlue, and American Airlines are the most popular carriers operating from London Heathrow to New Hampshire

How many flights depart from London Heathrow Airport to New Hampshire on average per week?

As of September 2026, 212 flights take off from London Heathrow Airport and land in New Hampshire each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

How many operators does momondo search for flights from London Heathrow Airport to New Hampshire?

There are 16 operators available for flights from London Heathrow Airport to New Hampshire as of September 2026.

How old do you have to be to fly from London Heathrow Airport to New Hampshire?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to New Hampshire.

What documentation or ID do you need to fly to New Hampshire?

The travel and health documents you'll need for your trip to New Hampshire may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at New Hampshire. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£345 Cheap Flights from London Heathrow Airport to New Hampshire in 2026/27

Find the cheapest flights from London Heathrow Airport to New Hampshire

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

10:00 - 16:15LHR London Heathrow-BOS Boston Logan Intl

11h 15m1 stop Shannon

07:30 - 19:00BOS Boston Logan Intl-LHR London Heathrow

6h 30mdirect

£428British Airways

Sun, 7 Feb - Fri, 12 Feb

10:00 - 16:15LHR London Heathrow-BOS Boston Logan Intl

11h 15m1 stop Shannon

18:50 - 09:15BOS Boston Logan Intl-LHR London Heathrow

9h 25m1 stop Shannon

£429British Airways

Sun, 7 Feb - Fri, 12 Feb

06:50 - 14:53LHR London Heathrow-BOS Boston Logan Intl

13h 03m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl

10:25 - 07:10BOS Boston Logan Intl-LHR London Heathrow

15h 45m1 stop Montreal Pierre Elliott Trudeau Intl

£446Air Canada

Sun, 7 Feb - Fri, 12 Feb

08:40 - 19:55LHR London Heathrow-BOS Boston Logan Intl

16h 15m1 stop Zurich

12:36 - 05:55BOS Boston Logan Intl-LHR London Heathrow

12h 19m1 stop Newark

£449United Airlines

Fri, 16 Oct - Mon, 19 Oct

06:55 - 15:40LHR London Heathrow-BOS Boston Logan Intl

13h 45m2 stops Munich Franz Josef Strauss Frankfurt am Main

15:48 - 07:15BOS Boston Logan Intl-LHR London Heathrow

10h 27m1 stop Newark

£462United Airlines

Fri, 16 Oct - Mon, 19 Oct

09:00 - 17:42LHR London Heathrow-BOS Boston Logan Intl

12h 42m1 stop Halifax Intl

15:30 - 11:20BOS Boston Logan Intl-LHR London Heathrow

14h 50m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

£465Air Canada

Mon, 26 Oct - Tue, 3 Nov

14:45 - 21:15LHR London Heathrow-BOS Boston Logan Intl

11h 30m1 stop Paris Charles de Gaulle

13:10 - 06:20BOS Boston Logan Intl-LHR London Heathrow

12h 10m1 stop New York John F Kennedy Intl

£465Delta

Mon, 21 Dec - Thu, 7 Jan

17:20 - 21:15LHR London Heathrow-BOS Boston Logan Intl

7h 55mdirect

22:11 - 09:55BOS Boston Logan Intl-LHR London Heathrow

6h 44mdirect

£465Virgin Atlantic

Thu, 29 Oct - Wed, 4 Nov

17:20 - 20:15LHR London Heathrow-BOS Boston Logan Intl

7h 55mdirect

19:15 - 06:50BOS Boston Logan Intl-LHR London Heathrow

6h 35mdirect

£465Virgin Atlantic

Thu, 19 Nov - Thu, 26 Nov

06:20 - 15:29LHR London Heathrow-BOS Boston Logan Intl

13h 09m1 stop Paris Charles de Gaulle

22:11 - 09:55BOS Boston Logan Intl-LHR London Heathrow

6h 44mdirect

£466Delta

Thu, 29 Oct - Wed, 4 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

11:30 - 19:50LHR London Heathrow-BOS Boston Logan Intl

13h 20m1 stop Madrid Barajas

20:05 - 08:00BOS Boston Logan Intl-LHR London Heathrow

6h 55mdirect

£465Iberia

Mon, 21 Sep - Mon, 28 Sep

14:05 - 21:26LHR London Heathrow-BOS Boston Logan Intl

12h 21m1 stop Montreal Pierre Elliott Trudeau Intl

21:40 - 13:00BOS Boston Logan Intl-LHR London Heathrow

10h 20m1 stop Zurich

£468Multiple Airlines

Mon, 21 Sep - Mon, 28 Sep

11:30 - 19:10LHR London Heathrow-BOS Boston Logan Intl

12h 40m1 stop Madrid Barajas

20:45 - 18:55BOS Boston Logan Intl-LHR London Heathrow

17h 10m1 stop Madrid Barajas

£474Iberia

Fri, 18 Sep - Fri, 25 Sep

09:30 - 14:41LHR London Heathrow-BOS Boston Logan Intl

10h 11m1 stop Montreal Pierre Elliott Trudeau Intl

18:25 - 21:00BOS Boston Logan Intl-LHR London Heathrow

21h 35m1 stop Halifax Intl

£475Air Canada

Sun, 20 Sep - Wed, 30 Sep

09:30 - 14:41LHR London Heathrow-BOS Boston Logan Intl

10h 11m1 stop Montreal Pierre Elliott Trudeau Intl

18:25 - 21:00BOS Boston Logan Intl-LHR London Heathrow

21h 35m1 stop Halifax Intl

£476Air Canada

Sun, 20 Sep - Wed, 30 Sep

10:05 - 12:35LHR London Heathrow-BOS Boston Logan Intl

7h 30mdirect

20:05 - 08:00BOS Boston Logan Intl-LHR London Heathrow

6h 55mdirect

£476British Airways

Sat, 19 Sep - Mon, 12 Oct

10:05 - 12:35LHR London Heathrow-BOS Boston Logan Intl

7h 30mdirect

19:55 - 07:50BOS Boston Logan Intl-LHR London Heathrow

6h 55mdirect

£476British Airways

Sat, 19 Sep - Sat, 3 Oct

14:05 - 21:26LHR London Heathrow-BOS Boston Logan Intl

12h 21m1 stop Montreal Pierre Elliott Trudeau Intl

21:40 - 16:25BOS Boston Logan Intl-LHR London Heathrow

13h 45m1 stop Zurich

£479United Airlines

Mon, 21 Sep - Mon, 5 Oct

09:30 - 18:07LHR London Heathrow-BOS Boston Logan Intl

13h 37m1 stop Montreal Pierre Elliott Trudeau Intl

21:40 - 16:25BOS Boston Logan Intl-LHR London Heathrow

13h 45m1 stop Zurich

£479United Airlines

Sun, 20 Sep - Mon, 5 Oct

10:30 - 13:40LHR London Heathrow-BOS Boston Logan Intl

32h 10m1 stop Rome Fiumicino

17:05 - 15:40BOS Boston Logan Intl-LHR London Heathrow

17h 35m1 stop Rome Fiumicino

£513ITA Airways

Thu, 17 Sep - Mon, 28 Sep

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Iberia flights from London Heathrow Airport to New Hampshire

Our best Iberia deals on London Heathrow Airport to New Hampshire flight tickets

Iberia

21 Sept

LHR11:30London Heathrow

13h 20m

1 stop

BOS19:50Boston Logan Intl

28 Sept

BOS20:05Boston Logan Intl

6h 55m

LHR08:00London Heathrow

£465

Iberia

21 Sept

LHR10:30London Heathrow

11h 25m

1 stop

BOS16:55Boston Logan Intl

20 Oct

BOS07:25Boston Logan Intl

6h 30m

LHR18:55London Heathrow

£482

Iberia

21 Sept

LHR10:30London Heathrow

11h 25m

1 stop

BOS16:55Boston Logan Intl

20 Oct

BOS07:25Boston Logan Intl

6h 30m

LHR18:55London Heathrow

£482

Air Canada flights from London Heathrow Airport to New Hampshire

Our best Air Canada deals on London Heathrow Airport to New Hampshire flight tickets

Air Canada

7 Feb

LHR06:50London Heathrow

13h 03m

2 stops

BOS14:53Boston Logan Intl

12 Feb

BOS10:25Boston Logan Intl

15h 45m

1 stop

LHR07:10London Heathrow

£446

Air Canada

10 Oct

LHR14:05London Heathrow

12h 21m

1 stop

BOS21:26Boston Logan Intl

26 Oct

BOS10:40Boston Logan Intl

17h 50m

2 stops

LHR08:30London Heathrow

£467

Air Canada

10 Oct

LHR08:30London Heathrow

17h 56m

2 stops

BOS21:26Boston Logan Intl

11 Oct

BOS18:50Boston Logan Intl

10h 10m

1 stop

LHR10:00London Heathrow

£469

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Sun 7/2

10:00-16:15

1 stop11h 15m

Boston Logan Intl

Fri 12/2

07:30-19:00

Nonstop6h 30m

£428

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Sun 7/2

10:00-16:15

1 stop11h 15m

Boston Logan Intl

Fri 12/2

18:50-09:15

1 stop9h 25m

£429

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Sun 7/2

06:50-14:53

2 stops13h 03m

Boston Logan Intl

Fri 12/2

10:25-07:10

1 stop15h 45m

£446

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Fri 16/10

08:40-19:55

1 stop16h 15m

Boston Logan Intl

Mon 19/10

12:36-05:55

1 stop12h 19m

£449

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Fri 16/10

06:55-15:40

2 stops13h 45m

Boston Logan Intl

Mon 19/10

15:48-07:15

1 stop10h 27m

£462

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Mon 26/10

09:00-17:42

1 stop12h 42m

Boston Logan Intl

Tue 3/11

15:30-11:20

2 stops14h 50m

£465

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Mon 21/12

14:45-21:15

1 stop11h 30m

Boston Logan Intl

Thu 7/1

13:10-06:20

1 stop12h 10m

£465

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Thu 29/10

17:20-21:15

Nonstop7h 55m

Boston Logan Intl

Wed 4/11

22:11-09:55

Nonstop6h 44m

£465

Fastest return journey

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Thu 19/11

17:20-20:15

Nonstop7h 55m

Boston Logan Intl

Thu 26/11

19:15-06:50

Nonstop6h 35m

£465

LondonBoston

LHR London Heathrow - BOS Boston Logan Intl

LHRBOS

London Heathrow

Thu 29/10

06:20-15:29

1 stop13h 09m

Boston Logan Intl

Wed 4/11

22:11-09:55

Nonstop6h 44m

£466

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Heathrow Airport to New Hampshire

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to New Hampshire?

On average, the least expensive day to fly to New Hampshire from London Heathrow Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £554. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to New Hampshire is Sunday, with ticket prices averaging around £597.

What is the cheapest time of day to depart on your flight to New Hampshire?

Our most recent data shows that the best time of day to fly to New Hampshire is at midday. Flights from London Heathrow Airport to New Hampshire during this time can be as low as £536. Flights in the evening are often more expensive, with an average ticket price of £676.

How far in advance should I book a flight from London Heathrow Airport to New Hampshire?

You are more likely to see cheaper flights to New Hampshire from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around £516 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Hampshire from London Heathrow Airport for as low as £479 on momondo.

Cheap London Heathrow Airport to New Hampshire flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to New Hampshire

Best price found	£345
Fastest flight time	7h 25m
Direct flights	Every day
Airports in New Hampshire	52 airports

The best one-way flight to New Hampshire from London Heathrow Airport in the past 72 hours is £345. The best return flight deal from London Heathrow Airport to New Hampshire found on momondo in the last 72 hours is £428.

The fastest flight from London Heathrow Airport to New Hampshire takes 7h 25m

Direct flights go from London Heathrow Airport to New Hampshire every day.

There are 52 airports in New Hampshire. From London Heathrow Airport there are direct flights to Boston Logan Intl (BOS).

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to New Hampshire

When did momondo last update prices for flights from London Heathrow Airport to New Hampshire?
Prices for flights from London Heathrow Airport to New Hampshire refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to New Hampshire?
There are 16 operators available for flights from London Heathrow Airport to New Hampshire as of September 2026.
How old do you have to be to fly from London Heathrow Airport to New Hampshire?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to New Hampshire.
What documentation or ID do you need to fly to New Hampshire?
The travel and health documents you'll need for your trip to New Hampshire may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at New Hampshire. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to New Hampshire?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to New Hampshire from London.

Can I find flights from London to New Hampshire with flexible booking policies on momondo?

Yes. All flights to New Hampshire from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to New Hampshire?

Once you have performed a search for London to New Hampshire flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to New Hampshire right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to New Hampshire flights. All you need is a valid email address and we will do the rest; it is that quick and easy.