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

JetBlue, TAP AIR PORTUGAL, and Virgin Atlantic are the most popular carriers operating from New Hampshire to London Heathrow

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

As of September 2025, there are 228 flights per week flying from New Hampshire to London Heathrow Airport. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.

How long does it take to fly to London Heathrow Airport?

On average, it takes 10h 05m to fly from New Hampshire to London Heathrow Airport if you fly out of Lebanon (the most popular airport in New Hampshire) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of Manchester and into London Heathrow Airport, then the flight time is around 10h 24m.

When did momondo last update prices for flights from New Hampshire to London Heathrow Airport?

Prices for flights from New Hampshire to London Heathrow Airport are refreshed on a daily basis.

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

As of September 2025, there are 18 operators available to choose from for flights from New Hampshire to London Heathrow Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Hampshire to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The travel and health documents you'll need for your trip to London Heathrow Airport 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 London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$199 Cheap Flights from New Hampshire to London Heathrow Airport in 2025

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Find the cheapest flights from New Hampshire to London

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One-way

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Cheap round-trip flights

5:35 pm - 4:00 pmBOS-LHR

17h 25m1 stop

1:55 pm - 3:50 pmLHR-BOS

30h 55m2 stops

$450Scandinavian Airlines

Find Deal

Fri, Nov 14 - Sun, Nov 16

6:20 pm - 9:00 pmBOS-LHR

21h 40m1 stop

6:00 am - 3:25 pmLHR-BOS

14h 25m1 stop

$452

Find Deal

Fri, Oct 17 - Sun, Oct 19

9:50 pm - 8:05 amBOS-LHR

29h 15m1 stop

7:00 am - 8:20 pmLHR-BOS

18h 20m2 stops

$453SWISS

Find Deal

Mon, Dec 1 - Thu, Dec 4

10:40 pm - 6:00 pmBOS-LHR

14h 20m1 stop

6:50 pm - 8:55 pmLHR-BOS

31h 05m1 stop

$454LEVEL

Find Deal

Thu, Jan 15 - Mon, Jan 19

5:50 pm - 10:40 amBOS-LHR

11h 50m1 stop

6:00 am - 7:55 pmLHR-BOS

18h 55m1 stop

$455

Find Deal

Fri, Oct 10 - Sun, Oct 12

6:05 pm - 11:25 amBOS-LHR

12h 20m1 stop

12:25 pm - 8:10 pmLHR-BOS

12h 45m1 stop

$456TAP AIR PORTUGAL

Find Deal

Wed, Nov 19 - Thu, Nov 27

5:35 pm - 4:25 pmBOS-LHR

41h 50m2 stops

6:40 am - 3:50 pmLHR-BOS

14h 10m2 stops

$457Scandinavian Airlines

Find Deal

Thu, Nov 6 - Sun, Nov 9

8:50 pm - 11:25 amBOS-LHR

9h 35m1 stop

9:00 am - 3:05 pmLHR-BOS

11h 05m1 stop

$458Virgin Atlantic

Find Deal

Tue, Sep 30 - Tue, Oct 7

6:05 pm - 12:40 pmBOS-LHR

13h 35m1 stop

7:55 pm - 2:35 pmLHR-BOS

23h 40m1 stop

$460TAP AIR PORTUGAL

Find Deal

Wed, Nov 5 - Sat, Nov 8

7:05 pm - 6:45 amBOS-LHR

6h 40mnonstop

9:40 am - 12:20 pmLHR-BOS

7h 40mnonstop

$461Virgin Atlantic

Find Deal

Mon, Sep 22 - Tue, Sep 30

Scandinavian Airlines flights from New Hampshire to London Heathrow Airport

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

Scandinavian Airlines

Nov 14

BOS5:35 pmBoston Logan Intl

17h 25m

1 stop

LHR4:00 pmLondon Heathrow

Nov 16

LHR1:55 pmLondon Heathrow

30h 55m

2 stops

BOS3:50 pmBoston Logan Intl

$450

Find similar

Scandinavian Airlines

Nov 6

BOS5:35 pmBoston Logan Intl

41h 50m

2 stops

LHR4:25 pmLondon Heathrow

Nov 9

LHR6:40 amLondon Heathrow

14h 10m

2 stops

BOS3:50 pmBoston Logan Intl

$457

Find similar

Scandinavian Airlines

Nov 7

BOS5:35 pmBoston Logan Intl

38h 20m

2 stops

LHR12:55 pmLondon Heathrow

Nov 10

LHR6:40 amLondon Heathrow

14h 10m

1 stop

BOS3:50 pmBoston Logan Intl

$488

Find similar

Delta flights from New Hampshire to London Heathrow Airport

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

Delta

Oct 22

BOS8:15 pmBoston Logan Intl

6h 50m

LHR8:05 amLondon Heathrow

Nov 5

LHR6:20 amLondon Heathrow

12h 20m

1 stop

BOS1:40 pmBoston Logan Intl

$479

Find similar

Delta

Sep 23

BOS8:15 pmBoston Logan Intl

6h 50m

LHR8:05 amLondon Heathrow

Oct 1

LHR9:00 amLondon Heathrow

16h 20m

1 stop

BOS8:20 pmBoston Logan Intl

$480

Find similar

Delta

Oct 15

BOS8:15 pmBoston Logan Intl

6h 50m

LHR8:05 amLondon Heathrow

Oct 21

LHR9:55 amLondon Heathrow

13h 25m

1 stop

BOS6:20 pmBoston Logan Intl

$481

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 11/14

5:35 pm-4:00 pm

1 stop17h 25m

London Heathrow

Sun 11/16

1:55 pm-3:50 pm

2 stops30h 55m

$450

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 10/17

6:20 pm-9:00 pm

1 stop21h 40m

London Heathrow

Sun 10/19

6:00 am-3:25 pm

1 stop14h 25m

$452

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 12/1

9:50 pm-8:05 am

1 stop29h 15m

London Heathrow

Thu 12/4

7:00 am-8:20 pm

2 stops18h 20m

$453

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 1/15

10:40 pm-6:00 pm

1 stop14h 20m

London Heathrow

Mon 1/19

6:50 pm-8:55 pm

1 stop31h 05m

$454

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 10/10

5:50 pm-10:40 am

1 stop11h 50m

London Heathrow

Sun 10/12

6:00 am-7:55 pm

1 stop18h 55m

$455

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 11/19

6:05 pm-11:25 am

1 stop12h 20m

London Heathrow

Thu 11/27

12:25 pm-8:10 pm

1 stop12h 45m

$456

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Thu 11/6

5:35 pm-4:25 pm

2 stops41h 50m

London Heathrow

Sun 11/9

6:40 am-3:50 pm

2 stops14h 10m

$457

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 9/30

8:50 pm-11:25 am

1 stop9h 35m

London Heathrow

Tue 10/7

9:00 am-3:05 pm

1 stop11h 05m

$458

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 11/5

6:05 pm-12:40 pm

1 stop13h 35m

London Heathrow

Sat 11/8

7:55 pm-2:35 pm

1 stop23h 40m

$460

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Mon 9/22

7:05 pm-6:45 am

Nonstop6h 40m

London Heathrow

Tue 9/30

9:40 am-12:20 pm

Nonstop7h 40m

$461

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

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Other information

What is the cheapest month to fly to London Heathrow Airport?

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from New Hampshire, with most prices found around $559. If you’re not able to fly to London Heathrow Airport in January, then February is your next best option. Flight prices from New Hampshire to London Heathrow Airport during February average around $580.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $658. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $717.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from New Hampshire to London Heathrow Airport at noon for as low as $656. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $691.

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

You are more likely to see cheaper flights to London Heathrow Airport from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $643 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from New Hampshire for as low as $600 on momondo.

Can stopping save me money on New Hampshire to London Heathrow Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a New Hampshire to London Heathrow Airport flight.

Cheap New Hampshire to London Heathrow Airport flight deals and tips

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

Fastest flight time	6h 30m
Direct flights	Every day

The fastest flight from New Hampshire to London Heathrow Airport takes 6h 30m

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

Search flight deals

When did momondo last update prices for flights from New Hampshire to London Heathrow Airport?
Prices for flights from New Hampshire to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from New Hampshire to London Heathrow Airport?
As of September 2025, there are 18 operators available to choose from for flights from New Hampshire to London Heathrow Airport.
How old do you have to be to fly from New Hampshire to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Hampshire to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport 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 London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Gatwick

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Luton

Slough

Milton Keynes

Hayes

Guildford

Dartford

Crawley

Stansted

Chelmsford

Salisbury

Brentwood

Ilford

Folkestone

Colchester

Swindon

Stratford-upon-Avon

Watford

Why use momondo?

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

Finding the right flight to London from New Hampshire is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to London from New Hampshire. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to London from New Hampshire. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from New Hampshire to London from $199

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to London departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Find the cheapest flights from New Hampshire to London

Cheap round-trip flights

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Scandinavian Airlines flights from New Hampshire to London Heathrow Airport

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

Delta flights from New Hampshire to London Heathrow Airport

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

momondo Fare Finder

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

See travel insights to London from

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

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

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $658. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $717.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

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

Can stopping save me money on New Hampshire to London Heathrow Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a New Hampshire to London Heathrow Airport flight.

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

JetBlue, TAP AIR PORTUGAL, and Virgin Atlantic are the most popular carriers operating from New Hampshire to London Heathrow

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

As of September 2025, there are 228 flights per week flying from New Hampshire to London Heathrow Airport. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.

How long does it take to fly to London Heathrow Airport?

Cheap New Hampshire to London Heathrow Airport flight deals and tips

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

Fastest flight time

Direct flights

When did momondo last update prices for flights from New Hampshire to London Heathrow Airport?

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

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

What documentation or ID do you need to fly to London Heathrow Airport?

Traveling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo