£344 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 3/9. 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.
1 adult
1 adult, Economy, 0 bags

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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Flight Deals

Book Cheap Heathrow to New Hampshire Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return 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.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Heathrow to New Hampshire

Fri, 10 Jul - Thu, 20 Aug
Iberia Logo
09:15 - 16:10
LHR
-
BOS
11h 55m
1 stop
Iberia Logo
21:20 - 16:20
BOS
-
LHR
14h 00m
1 stop
£451Iberia
Wed, 15 Jul - Fri, 14 Aug
Iberia Logo
11:30 - 19:50
LHR
-
BOS
13h 20m
1 stop
Iberia Logo
17:40 - 09:30
BOS
-
LHR
10h 50m
1 stop
£454Iberia
Thu, 9 Jul - Fri, 14 Aug
American Airlines Logo
10:05 - 12:35
LHR
-
BOS
7h 30mdirect
American Airlines Logo
11:53 - 06:25
BOS
-
LHR
13h 32m
1 stop
£456American Airlines
Thu, 9 Jul - Sat, 15 Aug
American Airlines Logo
14:10 - 22:59
LHR
-
BOS
13h 49m
1 stop
American Airlines Logo
15:13 - 07:50
BOS
-
LHR
11h 37m
1 stop
£459American Airlines
Tue, 8 Sep - Tue, 22 Sep
ITA Airways Logo
16:30 - 13:40
LHR
-
BOS
26h 10m
1 stop
ITA Airways Logo
17:05 - 09:40
BOS
-
LHR
11h 35m
1 stop
£460ITA Airways
Tue, 1 Sep - Mon, 7 Sep
Icelandair Logo
13:05 - 18:50
LHR
-
BOS
10h 45m
1 stop
Icelandair Logo
23:00 - 20:20
BOS
-
LHR
16h 20m
1 stop
£462Icelandair
Tue, 8 Sep - Tue, 22 Sep
ITA Airways Logo
16:30 - 13:40
LHR
-
BOS
26h 10m
1 stop
ITA Airways Logo
17:05 - 09:40
BOS
-
LHR
11h 35m
1 stop
£465ITA Airways
Tue, 1 Sep - Thu, 10 Sep
Icelandair Logo
13:05 - 21:45
LHR
-
BOS
13h 40m
1 stop
Icelandair Logo
20:50 - 11:55
BOS
-
LHR
10h 05m
1 stop
£466Icelandair
Wed, 27 May - Wed, 3 Jun
JetBlue Logo
08:15 - 23:58
LHR
-
PWM
20h 43m
1 stop
JetBlue Logo
14:37 - 20:45
PWM
-
LHR
25h 08m
1 stop
£541JetBlue
Fri, 5 Jun - Sat, 13 Jun
JetBlue Logo
08:15 - 23:58
LHR
-
PWM
20h 43m
1 stop
JetBlue Logo
14:30 - 09:30
PWM
-
LHR
14h 00m
1 stop
£636JetBlue
Booking Insights

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 afternoon, when retur flights cost £508 on average. Morning departures are around 5% 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 £681.

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.

For London Heathrow Airport to New Hampshire, Wednesday is the cheapest day to fly on average and Sunday is the most expensive. Flying from New Hampshire back to London Heathrow Airport, the best deals are generally found on Tuesday, with Saturday being the most expensive.

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 a flight from London Heathrow Airport to New Hampshire, you should book around 2 weeks before departure, which saves you about 29% compared to booking last-minute. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

Good to know - Cheap tickets from London Heathrow Airport to New Hampshire

Low seasonJanuary
Cheapest flight£344
Best time to beat the crowds but there is an average 10% increase in price.
Most popular time to fly (9% more expensive on average)
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 travellers 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 return 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.

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

Information on your arrival and departure airports