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Cheap flights from London Heathrow Airport to New Hampshire from £314

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — MHT
14 gru — 21 gru1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to New Hampshire

Keep the following information in mind while searching for Heathrow to New Hampshire flight deals. Data was last updated 14 listopada 2025.

Round-trip from

£352

One-way from

£314

Popular in

December

Cheapest in

September

Average price

£444
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 8/2-20/4
  • 3 total stops
  • 33h 25m total
  • London to New Hampshire
Search Deals
7/2
  • 7/2
  • 2 total stops
  • 13h 02m total
  • London to New Hampshire
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£16 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Heathrow to New Hampshire

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to New Hampshire
Explore the most affordable flight options available from Heathrow to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 listopada 2025.

sob. 6/1212:25LHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
sob. 31/118:05BOS - LHR
1 stop13h 35mTAP AIR PORTUGAL
Deal found 13/11£353
ndz. 14/1206:00LHR - BOS
1 stop19h 10mTAP AIR PORTUGAL
wt. 13/118:05BOS - LHR
1 stop18h 25mTAP AIR PORTUGAL
Deal found 13/11£356
czw. 11/1208:15LHR - BOS
1 stop16h 55mTAP AIR PORTUGAL
czw. 8/122:45BOS - LHR
1 stop17h 50mTAP AIR PORTUGAL
Deal found 12/11£357
pon. 8/1220:35LHR - BOS
1 stop26h 15mIcelandair
pon. 15/1219:50BOS - LHR
1 stop10h 00mIcelandair
Deal found 12/11£359
pt. 12/1212:25LHR - BOS
1 stop12h 45mTAP AIR PORTUGAL
czw. 8/122:45BOS - LHR
1 stop17h 50mTAP AIR PORTUGAL
Deal found 13/11£364
sob. 22/1112:15LHR - BOS
1 stop27h 20mIcelandair
pon. 8/1219:50BOS - LHR
1 stop18h 40mIcelandair
Deal found 12/11£366
wt. 18/1112:15LHR - BOS
1 stop10h 35mIcelandair
pt. 28/1119:50BOS - LHR
1 stop10h 00mIcelandair
Deal found 11/11£366
ndz. 7/1212:15LHR - BOS
1 stop10h 35mIcelandair
śr. 17/1211:35BOS - LHR
1 stop18h 15mIcelandair
Deal found 12/11£367
śr. 26/1112:15LHR - BOS
1 stop10h 35mIcelandair
sob. 29/1111:35BOS - LHR
1 stop18h 15mIcelandair
Deal found 13/11£368
wt. 18/1112:15LHR - BOS
1 stop10h 35mIcelandair
śr. 3/1219:50BOS - LHR
1 stop10h 00mIcelandair
Deal found 11/11£369
śr. 26/1106:30LHR - PWM
2 stops20h 49mVirgin Atlantic
śr. 3/1206:08PWM - LHR
1 stop19h 17mVirgin Atlantic
Deal found 12/11£622
śr. 10/1209:40LHR - PWM
2 stops17h 43mVirgin Atlantic
śr. 17/1206:08PWM - LHR
2 stops19h 52mVirgin Atlantic
Deal found 12/11£624

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 14 listopada 2025.
Use the filters below to find and compare flights from London Heathrow Airport to New Hampshire that are best for you.

Fly from

Heathrow

Fly to

New Hampshire

Route

Depart

Return

Price

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

śr. 11/2

09:00-20:20

1 stop16h 20m

Boston Logan Intl

śr. 18/2

12:05-07:10

2 stops14h 05m

£414

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

śr. 24/12

18:30-14:35

1 stop25h 05m

Boston Logan Intl

czw. 8/1

22:45-17:30

1 stop13h 45m

£421

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

śr. 24/12

18:30-14:35

1 stop25h 05m

Boston Logan Intl

pon. 12/1

18:05-12:40

1 stop13h 35m

£421

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

śr. 24/12

17:30-15:50

2 stops27h 20m

Boston Logan Intl

pon. 12/1

17:35-14:35

2 stops16h 00m

£429

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

wt. 12/5

07:30-17:25

2 stops14h 55m

Boston Logan Intl

wt. 19/5

15:20-06:30

1 stop10h 10m

£435

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

śr. 26/11

13:45-20:20

1 stop11h 35m

Boston Logan Intl

śr. 3/12

12:02-07:10

2 stops14h 08m

£440

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

pon. 16/3

19:10-22:55

Nonstop7h 45m

Boston Logan Intl

pon. 23/3

08:30-19:00

Nonstop6h 30m

£442

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

wt. 9/12

13:30-16:00

Nonstop7h 30m

Boston Logan Intl

pon. 15/12

15:35-07:50

1 stop11h 15m

£444

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

czw. 5/2

10:20-22:56

2 stops17h 36m

Boston Logan Intl

sob. 7/2

19:34-06:20

1 stop29h 46m

£457

LondonBoston

LHR - BOS

LHRBOS

London Heathrow

śr. 10/12

09:15-22:54

2 stops18h 39m

Boston Logan Intl

wt. 6/1

19:35-22:10

1 stop21h 35m

£464

Flights are sorted by cheapest return flights first.

Deals found on 11/11

Showing 1-10 of 54 results
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Best time to book a flight from Heathrow to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to New Hampshire

What is the cheapest time of day to fly from LHR to NH?

Find hourly flight availability from Heathrow to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 listopada 2025.

It’s typically best to fly out from London Heathrow Airport to New Hampshire in the evening. Doing so could potentially save you 53% on the flight price compared to flying at midday, which is usually more expensive.

Reviews of airlines servicing New Hampshire

Get insights into the airlines that provide service to New Hampshire. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Hampshire. Reviews last updated 14 listopada 2025.
Read reviews from past customers who have flown with Finnair and Icelandair from London Heathrow Airport to New Hampshire. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,334 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Food

6.7

Crew

8.1

Overall

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,334 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Food

6.7

Crew

8.1

Overall

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Icelandair
7.1
Good
578 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Food

6.7

Crew

8.1

Overall

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to New Hampshire?

    For as low as £414, United Airlines can have you in New Hampshire from London Heathrow Airport in 16h 20m. The distance between London Heathrow Airport and New Hampshire is about 3254 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from London Heathrow Airport to New Hampshire one-way?

    The cheapest airline one-way is LEVEL, with whom users have recently found tickets for as low as £315. However, be on the lookout for offers from British Airways and JetBlue, as they are both options that can get you from London Heathrow Airport to New Hampshire for a low price.

  • What are the most popular routes from London Heathrow Airport to New Hampshire?

    The most popular route from London Heathrow Airport to New Hampshire is London Heathrow - Boston Logan Intl. You may also consider London Heathrow - Manchester or London Heathrow - Portland.

  • Can I find deals for flights from Heathrow to New Hampshire that include hotel bookings?

    Yes. In addition to deals on Heathrow to New Hampshire flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to New Hampshire.

  • Can I find deals for business class flights from Heathrow to New Hampshire?

    Yes. Cheapflights offers flight deals from Heathrow to New Hampshire by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Heathrow to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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Stansted to Los Angeles flights
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Stansted to Orlando flights

Top 2 airlines flying from Heathrow to New Hampshire

Discover the top 2 airlines that operate flights from Heathrow to New Hampshire. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 listopada 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£470Average£1,114FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IcelandairCheapest£776Average£1,231FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to New Hampshire?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to New Hampshire from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to New Hampshire?

Cheapflights helps you find that perfect flight to New Hampshire from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Heathrow to New Hampshire with no change fees?

Yes, we can. To see specific flights from Heathrow to New Hampshire with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Heathrow to New Hampshire become cheaper?

Yes! Start tracking prices for Heathrow to New Hampshire flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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