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Cheap flights from the United Kingdom to New Hampshire from $261

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to New Hampshire departing on 11/20. 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 the United Kingdom to New Hampshire

Recent round-trip flight deals from the United Kingdom to New Hampshire

United Airlines Logo
1:30 pm - 8:10 pmLHR-BOS
11h 40m1 stop
United Airlines Logo
6:00 am - 8:40 pmBOS-LHR
9h 40m1 stop
$453United Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 11
TAP AIR PORTUGAL Logo
4:35 pm - 2:35 pmLGW-BOS
27h 00m1 stop
TAP AIR PORTUGAL Logo
10:45 pm - 3:50 pmBOS-LGW
12h 05m1 stop
$453TAP AIR PORTUGAL
Find Deal
Wed, Nov 5 - Thu, Nov 20
Air Canada Logo
9:00 am - 7:12 pmLHR-BOS
15h 12m2 stops
Air Canada Logo
10:15 am - 6:30 amBOS-LHR
15h 15m2 stops
$454Air Canada
Find Deal
Wed, Nov 5 - Thu, Nov 13
SWISS Logo
1:30 pm - 8:20 pmLCY-BOS
11h 50m1 stop
SWISS Logo
9:50 pm - 12:50 pmBOS-LCY
10h 00m1 stop
$455SWISS
Find Deal
Wed, Nov 5 - Sun, Nov 9
Austrian Airlines Logo
6:00 am - 1:50 pmLHR-BOS
12h 50m1 stop
Austrian Airlines Logo
2:21 pm - 6:40 amBOS-LHR
12h 19m1 stop
$456Austrian Airlines
Find Deal
Fri, Oct 17 - Tue, Oct 28
SWISS Logo
9:25 am - 3:25 pmLCY-BOS
11h 00m1 stop
SWISS Logo
9:40 pm - 6:45 pmBOS-LCY
16h 05m1 stop
$457SWISS
Find Deal
Thu, Oct 9 - Mon, Oct 13
JetBlue Logo
8:25 am - 11:27 amLHR-BOS
8h 02mnonstop
JetBlue Logo
6:13 pm - 6:30 amBOS-LHR
7h 17mnonstop
$457JetBlue
Find Deal
Sat, Oct 4 - Fri, Oct 24
JetBlue Logo
12:10 pm - 3:08 pmLGW-BOS
7h 58mnonstop
JetBlue Logo
9:48 pm - 9:35 amBOS-LGW
6h 47mnonstop
$457JetBlue
Find Deal
Sat, Oct 11 - Fri, Oct 24
Air Canada Logo
9:00 am - 7:12 pmLHR-BOS
15h 12m2 stops
Air Canada Logo
3:40 pm - 7:10 amBOS-LHR
10h 30m1 stop
$461Air Canada
Find Deal
Fri, Nov 28 - Mon, Dec 1
Austrian Airlines Logo
6:00 am - 1:50 pmLHR-BOS
12h 50m1 stop
Austrian Airlines Logo
2:21 pm - 10:50 amBOS-LHR
15h 29m1 stop
$476Austrian Airlines
Find Deal
Fri, Oct 24 - Wed, Nov 12

SWISS flights from United Kingdom to New Hampshire

Our best SWISS deals on United Kingdom to New Hampshire flight tickets
SWISS
Nov 5
LCY1:30 pmLondon City
11h 50m
1 stop
BOS8:20 pmBoston Logan Intl
Nov 9
BOS9:50 pmBoston Logan Intl
10h 00m
1 stop
LCY12:50 pmLondon City
$455
Find similar
SWISS
Oct 9
LCY9:25 amLondon City
11h 00m
1 stop
BOS3:25 pmBoston Logan Intl
Oct 13
BOS9:40 pmBoston Logan Intl
16h 05m
1 stop
LCY6:45 pmLondon City
$457
Find similar
SWISS
Feb 17
LGW6:40 pmLondon Gatwick
30h 40m
1 stop
BOS8:20 pmBoston Logan Intl
Feb 24
BOS9:50 pmBoston Logan Intl
15h 00m
1 stop
LGW5:50 pmLondon Gatwick
$462
Find similar

United Airlines flights from United Kingdom to New Hampshire

Our best United Airlines deals on United Kingdom to New Hampshire flight tickets
United Airlines
Oct 1
LHR1:30 pmLondon Heathrow
11h 40m
1 stop
BOS8:10 pmBoston Logan Intl
Oct 11
BOS6:00 amBoston Logan Intl
9h 40m
1 stop
LHR8:40 pmLondon Heathrow
$453
Find similar
United Airlines
Nov 2
LHR7:30 amLondon Heathrow
10h 55m
1 stop
BOS1:25 pmBoston Logan Intl
Nov 22
BOS3:40 pmBoston Logan Intl
10h 30m
1 stop
LHR7:10 amLondon Heathrow
$455
Find similar
United Airlines
Sep 25
LHR1:45 pmLondon Heathrow
11h 10m
1 stop
BOS7:55 pmBoston Logan Intl
Oct 1
BOS6:30 pmBoston Logan Intl
10h 05m
1 stop
LHR9:35 amLondon Heathrow
$457
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom 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 September 19, 2025.
Use the filters below to find and compare flights from the United Kingdom to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 10/1

1:30 pm-8:10 pm

1 stop11h 40m

Boston Logan Intl

Sat 10/11

6:00 am-8:40 pm

1 stop9h 40m

$453

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Wed 11/5

4:35 pm-2:35 pm

1 stop27h 00m

Boston Logan Intl

Thu 11/20

10:45 pm-3:50 pm

1 stop12h 05m

$453

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Wed 11/5

9:00 am-7:12 pm

2 stops15h 12m

Boston Logan Intl

Thu 11/13

10:15 am-6:30 am

2 stops15h 15m

$454

LondonBoston

LCY - BOS

LCYBOS

London City

Wed 11/5

1:30 pm-8:20 pm

1 stop11h 50m

Boston Logan Intl

Sun 11/9

9:50 pm-12:50 pm

1 stop10h 00m

$455

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 10/17

6:00 am-1:50 pm

1 stop12h 50m

Boston Logan Intl

Tue 10/28

2:21 pm-6:40 am

1 stop12h 19m

$456

LondonBoston

LCY - BOS

LCYBOS

London City

Thu 10/9

9:25 am-3:25 pm

1 stop11h 00m

Boston Logan Intl

Mon 10/13

9:40 pm-6:45 pm

1 stop16h 05m

$457

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Sat 10/4

8:25 am-11:27 am

Nonstop8h 02m

Boston Logan Intl

Fri 10/24

6:13 pm-6:30 am

Nonstop7h 17m

$457

LondonBoston

LGW - BOS

LGWBOS

London Gatwick

Sat 10/11

12:10 pm-3:08 pm

Nonstop7h 58m

Boston Logan Intl

Fri 10/24

9:48 pm-9:35 am

Nonstop6h 47m

$457

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 11/28

9:00 am-7:12 pm

2 stops15h 12m

Boston Logan Intl

Mon 12/1

3:40 pm-7:10 am

1 stop10h 30m

$461

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

Fri 10/24

6:00 am-1:50 pm

1 stop12h 50m

Boston Logan Intl

Wed 11/12

2:21 pm-10:50 am

1 stop15h 29m

$476

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 United Kingdom 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 United Kingdom averaging around $531.

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 $682. 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 $777.

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 United Kingdom to New Hampshire in the afternoon for as low as $684. 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 $793. 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 United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around $617 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Hampshire from United Kingdom for as low as $561 on momondo.

Cheap United Kingdom to New Hampshire flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to New Hampshire

Fastest flight time

7h 10m

Direct flights

Every day

Airports in New Hampshire

1 airport
The fastest flight from United Kingdom to New Hampshire takes 7h 10m
Direct flights go from United Kingdom to New Hampshire every day.
There is 1 airport near New Hampshire: Boston Logan Intl (BOS)
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to New Hampshire?

    Prices for flights from United Kingdom to New Hampshire are updated daily.

  • How many operators does momondo search for flights from United Kingdom to New Hampshire?

  • How old do you have to be to fly from United Kingdom 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 United Kingdom to New Hampshire.

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

    The necessary travel and health documents for your New Hampshire trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 United Kingdom to New Hampshire?

Finding the right flight to New Hampshire from United Kingdom 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 New Hampshire quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to New Hampshire from United Kingdom which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to New Hampshire from United Kingdom.

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

Price alerts on flights to New Hampshire from United Kingdom are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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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