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Cheap flights from London Heathrow Airport to New Hampshire from $418

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to New Hampshire departing on 10/20. 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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Find the cheapest flights from London Heathrow Airport to New Hampshire

Cheap round-trip flights

United Airlines Logo
9:30 am - 3:55 pmLHR-BOS
11h 25m1 stop
United Airlines Logo
10:00 pm - 3:40 pmBOS-LHR
12h 40m1 stop
$484United Airlines
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Mon, Sep 22 - Sun, Oct 5
United Airlines Logo
3:20 pm - 10:56 pmLHR-BOS
12h 36m1 stop
United Airlines Logo
6:56 pm - 11:25 amBOS-LHR
11h 29m1 stop
$485United Airlines
Find Deal
Wed, Oct 8 - Sun, Oct 19
United Airlines Logo
8:45 am - 7:55 pmLHR-BOS
16h 10m1 stop
United Airlines Logo
6:55 pm - 11:25 amBOS-LHR
11h 30m1 stop
$486United Airlines
Find Deal
Tue, Oct 14 - Mon, Oct 20
Logo
6:00 am - 3:25 pmLHR-BOS
14h 25m1 stop
Logo
2:40 pm - 6:55 amBOS-LHR
11h 15m1 stop
$487
Find Deal
Sat, Sep 6 - Sat, Sep 13
LEVEL Logo
8:50 pm - 9:15 pmLHR-BOS
29h 25m1 stop
LEVEL Logo
11:00 pm - 9:10 amBOS-LHR
29h 10m1 stop
$488LEVEL
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Mon, Oct 13 - Fri, Oct 17
Virgin Atlantic Logo
9:40 am - 12:20 pmLHR-BOS
7h 40mnonstop
Virgin Atlantic Logo
9:59 am - 6:25 amBOS-LHR
15h 26m1 stop
$490Virgin Atlantic
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Thu, Sep 11 - Thu, Sep 18
Logo
8:40 am - 3:25 pmLHR-BOS
11h 45m1 stop
Logo
2:36 pm - 6:55 amBOS-LHR
11h 19m1 stop
$491
Find Deal
Thu, Sep 18 - Tue, Oct 7
Delta Logo
6:15 pm - 9:00 pmLHR-BOS
7h 45mnonstop
Delta Logo
8:15 pm - 8:05 amBOS-LHR
6h 50mnonstop
$493Delta
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Mon, Sep 22 - Mon, Oct 6
Virgin Atlantic Logo
12:45 pm - 3:40 pmLHR-BOS
7h 55mnonstop
Virgin Atlantic Logo
8:15 pm - 8:05 amBOS-LHR
6h 50mnonstop
$501Virgin Atlantic
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Mon, Sep 15 - Mon, Sep 22
Delta Logo
8:40 am - 4:30 pmLHR-BOS
12h 50m1 stop
Delta Logo
7:05 pm - 6:45 amBOS-LHR
6h 40mnonstop
$509Delta
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Mon, Sep 15 - Wed, Oct 8

Virgin Atlantic flights from London Heathrow Airport to New Hampshire

Our best Virgin Atlantic deals on London Heathrow Airport to New Hampshire flight tickets
Virgin Atlantic
Sep 2
LHR12:45 pmLondon Heathrow
7h 55m
BOS3:40 pmBoston Logan Intl
Sep 10
BOS8:50 pmBoston Logan Intl
10h 15m
1 stop
LHR12:05 pmLondon Heathrow
$487
Find similar
Virgin Atlantic
Sep 11
LHR9:40 amLondon Heathrow
7h 40m
BOS12:20 pmBoston Logan Intl
Sep 18
BOS9:59 amBoston Logan Intl
15h 26m
1 stop
LHR6:25 amLondon Heathrow
$490
Find similar
Virgin Atlantic
Sep 15
LHR12:45 pmLondon Heathrow
7h 55m
BOS3:40 pmBoston Logan Intl
Sep 22
BOS8:15 pmBoston Logan Intl
6h 50m
LHR8:05 amLondon Heathrow
$501
Find similar

United Airlines flights from London Heathrow Airport to New Hampshire

Our best United Airlines deals on London Heathrow Airport to New Hampshire flight tickets
United Airlines
Sep 22
LHR9:30 amLondon Heathrow
11h 25m
1 stop
BOS3:55 pmBoston Logan Intl
Oct 5
BOS10:00 pmBoston Logan Intl
12h 40m
1 stop
LHR3:40 pmLondon Heathrow
$484
Find similar
United Airlines
Sep 8
LHR6:55 amLondon Heathrow
15h 45m
1 stop
BOS5:40 pmBoston Logan Intl
Sep 15
BOS7:12 pmBoston Logan Intl
10h 28m
1 stop
LHR10:40 amLondon Heathrow
$485
Find similar
United Airlines
Oct 14
LHR8:45 amLondon Heathrow
16h 10m
1 stop
BOS7:55 pmBoston Logan Intl
Oct 20
BOS6:55 pmBoston Logan Intl
11h 30m
1 stop
LHR11:25 amLondon Heathrow
$486
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to New Hampshire 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, momondo users made 832,500 searches. Data last updated August 28, 2025.
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

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 9/22

9:30 am-3:55 pm

1 stop11h 25m

Boston Logan Intl

Sun 10/5

10:00 pm-3:40 pm

1 stop12h 40m

$484

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 10/8

3:20 pm-10:56 pm

1 stop12h 36m

Boston Logan Intl

Sun 10/19

6:56 pm-11:25 am

1 stop11h 29m

$485

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Tue 10/14

8:45 am-7:55 pm

1 stop16h 10m

Boston Logan Intl

Mon 10/20

6:55 pm-11:25 am

1 stop11h 30m

$486

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 9/6

6:00 am-3:25 pm

1 stop14h 25m

Boston Logan Intl

Sat 9/13

2:40 pm-6:55 am

1 stop11h 15m

$487

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 10/13

8:50 pm-9:15 pm

1 stop29h 25m

Boston Logan Intl

Fri 10/17

11:00 pm-9:10 am

1 stop29h 10m

$488

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 9/11

9:40 am-12:20 pm

Nonstop7h 40m

Boston Logan Intl

Thu 9/18

9:59 am-6:25 am

1 stop15h 26m

$490

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Thu 9/18

8:40 am-3:25 pm

1 stop11h 45m

Boston Logan Intl

Tue 10/7

2:36 pm-6:55 am

1 stop11h 19m

$491

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 9/22

6:15 pm-9:00 pm

Nonstop7h 45m

Boston Logan Intl

Mon 10/6

8:15 pm-8:05 am

Nonstop6h 50m

$493

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 9/15

12:45 pm-3:40 pm

Nonstop7h 55m

Boston Logan Intl

Mon 9/22

8:15 pm-8:05 am

Nonstop6h 50m

$501

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Mon 9/15

8:40 am-4:30 pm

1 stop12h 50m

Boston Logan Intl

Wed 10/8

7:05 pm-6:45 am

Nonstop6h 40m

$509

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New Hampshire from

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

What is the cheapest month to fly to New Hampshire?

The month of September is another great option to travel to New Hampshire, with average flight prices from London Heathrow Airport averaging around $541.

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

The cheapest day to depart on your flight to New Hampshire is on a Wednesday when prices can be found for as low as $674. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to New Hampshire is Sunday, with ticket prices averaging around $785.

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

According to our data, the cheapest time of day to fly to New Hampshire is in the afternoon. momondo users have found flights departing from London Heathrow Airport to New Hampshire in the afternoon for as low as $679. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $774. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight 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 $620 when searching weeks out. 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 $568 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

Fastest flight time

7h 20m

Direct flights

Every day

Airports in New Hampshire

1 airport
The fastest flight from London Heathrow Airport to New Hampshire takes 7h 20m
Direct flights go from London Heathrow Airport to New Hampshire every day.
There is 1 airport near New Hampshire: Boston Logan Intl (BOS)
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  • 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?

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your New Hampshire trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at New Hampshire. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to New Hampshire. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from London to New Hampshire with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential London to New Hampshire flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to New Hampshire, momondo offers a useful price alert feature which will track prices for flights to New Hampshire from London and alert you when they change.

An easier way to manage your New Hampshire 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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