$224 Find Cheap Flights from London Heathrow Airport to New Hampshire

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Heathrow to New Hampshire departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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KAYAK searches hundreds of travel sites at once for deals on flights to New Hampshire

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to New Hampshire, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to New Hampshire, as well as popular online travel agencies
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Best New Hampshire Flight Deals from Heathrow

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours

Boston
Boston1 stop$404
Portland
Portland1 stop$643

Cheap Flights from Heathrow to New Hampshire

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Heathrow to New Hampshire that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent round-trip flight deals from Heathrow to New Hampshire

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Heathrow to New Hampshire.
Discover the best prices for you by selecting your travel dates on KAYAK.
Choose your dates
SWISS Logo
12:10 pm - 7:55 pmLHR-BOS
12h 45m1 stop
SWISS Logo
5:05 pm - 11:25 amBOS-LHR
13h 20m1 stop
$404SWISS
Find Deal
Tue, Jun 3 - Mon, Jun 9
SWISS Logo
8:40 am - 3:25 pmLHR-BOS
11h 45m1 stop
SWISS Logo
5:05 pm - 11:25 amBOS-LHR
13h 20m1 stop
$438SWISS
Find Deal
Thu, May 8 - Tue, May 13
 Logo
6:00 am - 3:25 pmLHR-BOS
14h 25m1 stop
 Logo
7:12 pm - 10:40 amBOS-LHR
10h 28m1 stop
Tue, Sep 16 - Tue, Sep 23
 Logo
8:40 am - 3:25 pmLHR-BOS
11h 45m1 stop
 Logo
10:00 pm - 2:40 pmBOS-LHR
11h 40m1 stop
Mon, May 12 - Sun, May 18
Air Canada Logo
9:30 am - 9:57 pmLHR-BOS
17h 27m1 stop
Air Canada Logo
6:55 pm - 10:00 amBOS-LHR
10h 05m1 stop
$454Air Canada
Find Deal
Mon, May 5 - Mon, May 12
Austrian Airlines Logo
6:00 am - 1:50 pmLHR-BOS
12h 50m1 stop
Austrian Airlines Logo
11:07 am - 5:55 amBOS-LHR
13h 48m1 stop
$460Austrian Airlines
Find Deal
Wed, May 14 - Mon, May 19
KLM Logo
6:30 am - 1:35 pmLHR-BOS
12h 05m1 stop
KLM Logo
8:15 pm - 8:05 amBOS-LHR
6h 50mnonstop
$463KLM
Find Deal
Mon, May 5 - Mon, May 12
Air Canada Logo
8:40 am - 5:57 pmLHR-BOS
14h 17m2 stops
Air Canada Logo
3:20 pm - 10:00 amBOS-LHR
13h 40m1 stop
$469Air Canada
Find Deal
Thu, May 8 - Sat, May 17
Austrian Airlines Logo
9:05 am - 1:50 pmLHR-BOS
33h 45m1 stop
Austrian Airlines Logo
11:07 am - 5:55 amBOS-LHR
13h 48m1 stop
$474Austrian Airlines
Find Deal
Tue, May 13 - Tue, May 20
KLM Logo
12:45 pm - 3:40 pmLHR-BOS
7h 55mnonstop
KLM Logo
7:00 pm - 6:45 amBOS-LHR
6h 45mnonstop
$518KLM
Find Deal
Mon, May 5 - Tue, Jun 24

KAYAK's insights & trends for Heathrow to New Hampshire flights

Get data-powered insights and trends into flights from Heathrow to New Hampshire to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest time of day to fly to New Hampshire?

The average price for all round-trip flights from London Heathrow Airport to New Hampshire depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.
The cheapest time of day to fly to New Hampshire is generally in the evening, when round-trip flights cost $668 on average. Morning departures are around 6% more expensive than evening flights, on average. The most expensive time of day to fly to New Hampshire is generally at night, which is peak travel time and where the average cost of a ticket is $814.

What is the cheapest month to fly from London Heathrow Airport to New Hampshire?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from London Heathrow Airport to New Hampshire, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from London Heathrow Airport to New Hampshire is February, when tickets cost $537 (return) on average. On the other hand, the most expensive months are July and August, when the average cost of round-trip tickets is $861 and $812 respectively.

What’s the cheapest day of the week to fly from London Heathrow Airport to New Hampshire?

The average price of all round-trip flights from London Heathrow Airport to New Hampshire clicked on KAYAK for each day over the last 12 months.
Your flight ticket price will generally be cheaper if you fly to New Hampshire on a Tuesday and more expensive on a Saturday. On your return trip to London Heathrow Airport, you should consider flying back on a Tuesday, and avoid Saturdays for better deals.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from London Heathrow Airport to New Hampshire, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.
To get a below average price on the flight from London Heathrow Airport to New Hampshire, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 24 weeks before departure.

Good to know

Low season

January

High season

July

Cheapest flight

$224
Best time to beat the crowds with an average 17% drop in price.
Most popular time to fly with an average 29% increase in price.
Flight from London Heathrow Airport to Boston

FAQs - booking New Hampshire flights

  • How does KAYAK find such low prices on flights from London Heathrow Airport to New Hampshire?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London Heathrow Airport to New Hampshire.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London Heathrow Airport to New Hampshire?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from London Heathrow Airport to New Hampshire is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London Heathrow Airport to New Hampshire?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from London Heathrow Airport to New Hampshire with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London Heathrow Airport to New Hampshire?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from London Heathrow Airport to New Hampshire up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding cheap flights to New Hampshire

  • Looking for a cheap flight? 25% of our users found tickets from London Heathrow Airport to the following destinations at these prices or less: Boston $606 one-way - $588 round-trip

Everything you need to know for your flight from Heathrow to New Hampshire

Information on your arrival and departure airports

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