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Cheap flights from New Hampshire to London from £194

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 19/9. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LON
18 יוני — 25 יוני1
1 adult

Cheap flight deals from New Hampshire to London

Keep the following information in mind while searching for New Hampshire to London flight deals. Data was last updated 13 יוני 2025.

Round-trip from

£407

One-way from

£194

Popular in

June

Cheapest in

January

Average price

£606
United Airlines
  • United Airlines
  • 20/7-31/7
  • 2 total stops
  • 22h 01m total
  • New Hampshire to London
Search Deals
Icelandair
  • Icelandair
  • 19/9
  • 1 total stop
  • 18h 30m total
  • New Hampshire to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£53 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 June 2025
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Find flight deals from New Hampshire to London

Cheapest flights from New Hampshire to London
Explore the most affordable flight options available from New Hampshire to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 יוני 2025.

א' 20/718:40BOS - LHR
1 stop10h 20mUnited Airlines
ה' 31/712:15LHR - BOS
1 stop11h 41mUnited Airlines
Deal found 11/6£407
א' 17/820:50BOS - LGW
1 stop12h 50mIcelandair
ד' 27/815:40LGW - BOS
1 stop11h 20mIcelandair
Deal found 12/6£407
ה' 7/820:05BOS - STN
2 stops21h 20mMultiple Airlines
ג' 12/819:00STN - BOS
2 stops28h 08mMultiple Airlines
Deal found 11/6£407
ב' 25/821:40BOS - LCY
1 stop9h 50mSWISS
ג' 9/909:25LCY - BOS
1 stop11h 00mSWISS
Deal found 11/6£407
ד' 6/821:25BOS - LHR
1 stop10h 05mMultiple Airlines
ה' 14/806:20LHR - BOS
1 stop13h 20mMultiple Airlines
Deal found 10/6£408
ש' 19/717:30BOS - LTN
1 stop11h 00mMultiple Airlines
ג' 29/710:00LTN - BOS
1 stop13h 45mMultiple Airlines
Deal found 10/6£408
ה' 31/717:05BOS - LGW
1 stop11h 55mVirgin Atlantic
ג' 12/812:00LGW - BOS
1 stop15h 59mVirgin Atlantic
Deal found 12/6£408
ה' 27/1119:15BOS - LHR
Nonstop6h 45mIberia
ג' 2/1208:10LHR - BOS
1 stop12h 05mIberia
Deal found 12/6£408
ו' 8/817:05BOS - LGW
1 stop11h 55mDelta
ג' 12/812:00LGW - BOS
1 stop12h 25mDelta
Deal found 11/6£408
ה' 31/719:40BOS - LHR
Nonstop6h 40mBritish Airways
ו' 8/814:40LHR - BOS
Nonstop7h 35mBritish Airways
Deal found 13/6£409
ד' 9/707:10BOS - LGW
1 stop20h 00mBritish Airways
ה' 24/711:35LGW - BOS
2 stops16h 59mBritish Airways
Deal found 12/6£409
ד' 3/922:45BOS - LHR
Nonstop6h 45mDelta
א' 7/909:40LHR - BOS
Nonstop7h 40mDelta
Deal found 11/6£410

Cheapflights Fare Finder

Customise your flight search to find flights from New Hampshire to London 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 13 יוני 2025.
Use the filters below to find and compare flights from New Hampshire to London that are best for you.

Fly from

New Hampshire

Fly to

London

Route

Depart

Return

Price

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

א' 20/7

18:40-10:00

1 stop10h 20m

London Heathrow

ה' 31/7

12:15-18:56

1 stop11h 41m

£407

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

א' 17/8

20:50-14:40

1 stop12h 50m

London Gatwick

ד' 27/8

15:40-22:00

1 stop11h 20m

£407

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

ה' 7/8

20:05-22:25

2 stops21h 20m

London Stansted

ג' 12/8

19:00-18:08

2 stops28h 08m

£407

BostonLondon

BOS - LCY

BOSLCY

Boston Logan Intl

ב' 25/8

21:40-12:30

1 stop9h 50m

London City

ג' 9/9

09:25-15:25

1 stop11h 00m

£407

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

א' 24/8

19:15-10:40

1 stop10h 25m

London Stansted

ו' 5/9

11:40-17:50

1 stop11h 10m

£408

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

ד' 6/8

21:25-12:30

1 stop10h 05m

London Heathrow

ה' 14/8

06:20-14:40

1 stop13h 20m

£408

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

ו' 26/9

17:05-17:50

1 stop19h 45m

London Gatwick

ב' 29/9

18:35-15:25

1 stop25h 50m

£408

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

ה' 27/11

19:15-07:00

Nonstop6h 45m

London Heathrow

ג' 2/12

08:10-15:15

1 stop12h 05m

£408

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

ו' 8/8

17:05-10:00

1 stop11h 55m

London Gatwick

ג' 12/8

12:00-19:25

1 stop12h 25m

£408

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

ה' 31/7

19:40-07:20

Nonstop6h 40m

London Heathrow

ו' 8/8

17:35-20:10

Nonstop7h 35m

£409

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 60 results
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Best time to book a flight from New Hampshire to London

Have a flexible travel schedule? Discover the best time to fly to London from New Hampshire 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 New Hampshire to London

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 13 יוני 2025.
Get a feel of what it's like to fly with Delta, Porter Airlines and KLM from New Hampshire to London by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Porter Airlines
8.0
Very Good
288 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

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

    £194 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Iberia and JetBlue, with prices starting from £195 and £196, respectively.

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

    Most travelers choose Boston Logan Intl - London Heathrow, Boston Logan Intl - London Gatwick or Boston Logan Intl - London City when deciding on the best route from New Hampshire to London.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from New Hampshire to London?

    Currently, January is the cheapest month in which you can book a flight from New Hampshire to London (average of £112). Flying from New Hampshire to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near New Hampshire?

Book flights to New Hampshire if you plan to visit one of these locations
Deal
Hounslow
Croydon
Milton Keynes
Gatwick
Luton
Slough
Wembley
Crawley
Eastbourne
Ilford
Southend-on-Sea
Watford
Hayes
Ipswich
Winchester
Folkestone
Maidstone
Dartford
Guildford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Hampshire to London

See prices for flight routes from nearby airports that may be better suited for you.
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Need flexible booking options for your flight to London from New Hampshire? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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