Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from New Hampshire to London from £188

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LON
3 Apr — 10 Apr1
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 29 March 2025.

Round-trip from

£431

One-way from

£188

Popular in

June

Cheapest in

January

Average price

£442
Icelandair
  • Icelandair
  • 23/4-3/5
  • 2 total stops
  • 34h 55m total
  • New Hampshire to London
Search Deals
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 20/7
  • 1 total stop
  • 19h 35m total
  • New Hampshire to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

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 29 March 2025.

Wed 23/420:50BOS - LHR
1 stop18h 30mIcelandair
Wed 30/421:25LHR - BOS
1 stop19h 10mIcelandair
Deal found 29/3£431
Sat 5/411:12BOS - LGW
1 stop14h 48mMultiple Airlines
Mon 14/406:20LGW - BOS
1 stop16h 30mMultiple Airlines
Deal found 29/3£431
Sat 26/419:15BOS - STN
1 stop10h 25mPLAY
Sat 3/511:40STN - BOS
1 stop11h 10mPLAY
Deal found 28/3£431
Thu 21/817:40BOS - LHR
1 stop10h 40mScandinavian Airlines
Mon 1/919:30LHR - BOS
1 stop25h 05mScandinavian Airlines
Deal found 28/3£433
Wed 7/512:35BOS - LGW
1 stop18h 10mIcelandair
Wed 14/515:40LGW - BOS
1 stop11h 20mIcelandair
Deal found 28/3£433
Sat 24/519:15BOS - STN
2 stops24h 05mMultiple Airlines
Thu 29/508:15STN - BOS
2 stops14h 35mMultiple Airlines
Deal found 28/3£436
Fri 14/1107:30BOS - LHR
Nonstop6h 25mIberia
Thu 20/1117:00LHR - BOS
Nonstop7h 35mIberia
Deal found 28/3£436
Thu 1/516:15BOS - LTN
2 stops20h 50mMultiple Airlines
Wed 7/513:20LTN - BOS
2 stops29h 40mMultiple Airlines
Deal found 29/3£437
Fri 28/322:55BOS - LGW
1 stop14h 55mSWISS
Tue 1/418:35LGW - BOS
1 stop30h 20mSWISS
Deal found 28/3£437
Fri 26/917:48BOS - LGW
1 stop9h 22mBritish Airways
Tue 30/915:05LGW - BOS
1 stop14h 10mBritish Airways
Deal found 29/3£438
Fri 18/418:10BOS - LHR
1 stop21h 50mUnited Airlines
Thu 24/412:10LHR - BOS
1 stop12h 45mUnited Airlines
Deal found 29/3£440
Thu 1/507:25BOS - LHR
Nonstop6h 30mBritish Airways
Wed 7/508:55LHR - BOS
Nonstop7h 15mBritish Airways
Deal found 29/3£441

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 29 March 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

Wed 23/4

20:50-20:20

1 stop18h 30m

London Heathrow

Wed 30/4

21:25-11:35

1 stop19h 10m

£431

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Sat 5/4

11:12-07:00

1 stop14h 48m

London Gatwick

Mon 14/4

06:20-17:50

1 stop16h 30m

£431

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Sat 26/4

19:15-10:40

1 stop10h 25m

London Stansted

Sat 3/5

11:40-17:50

1 stop11h 10m

£431

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 25/4

18:10-21:00

1 stop21h 50m

London Heathrow

Fri 2/5

06:00-13:50

1 stop12h 50m

£433

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 7/5

12:35-11:45

1 stop18h 10m

London Gatwick

Wed 14/5

15:40-22:00

1 stop11h 20m

£433

BostonLondon

BOS - LGW

BOSLGW

Boston Logan Intl

Wed 2/4

21:40-17:55

1 stop15h 15m

London Gatwick

Wed 9/4

18:35-19:55

1 stop30h 20m

£434

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Sat 24/5

19:15-00:20

2 stops24h 05m

London Stansted

Thu 29/5

08:15-17:50

2 stops14h 35m

£436

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Tue 6/5

17:40-09:20

1 stop10h 40m

London Heathrow

Wed 14/5

21:05-15:35

2 stops23h 30m

£437

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Wed 7/5

19:15-19:30

2 stops19h 15m

London Luton

Sat 17/5

06:00-17:50

2 stops16h 50m

£438

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Sun 27/4

17:50-15:40

1 stop16h 50m

London Heathrow

Tue 29/4

10:50-17:40

1 stop11h 50m

£439

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 60 results
1
2
3
...
6

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 29 March 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
7,895 reviews
Check prices

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,895 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Porter Airlines
7.9
Good
277 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Azores Airlines
7.5
Good
64 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Overall

8.0

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    £188 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on PLAY and Icelandair, with prices starting from £188 and £189, 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
Hounslow
Deal
Milton Keynes
Gatwick
Croydon
Luton
Slough
Eastbourne
Wembley
Hayes
Ilford
Crawley
Southend-on-Sea
Winchester
Maidstone
Ipswich
Watford
Southall
Dartford
Folkestone

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for New Hampshire to London

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
Los Angeles to Heathrow flights
John F Kennedy Intl to London City flights
Dulles Intl to Heathrow flights
Newark to Gatwick flights
Boston to Heathrow flights
LaGuardia to Heathrow flights
Baltimore to Heathrow flights
O'Hare Intl to Heathrow flights
San Francisco to Heathrow flights
Newark to London City flights
Seattle to Heathrow flights
Dallas/Fort Worth to Heathrow flights
Stewart to Stansted flights
Atlanta to Heathrow flights
Boston to Gatwick flights
LaGuardia to Gatwick flights
Miami to Heathrow flights
John F Kennedy Intl to Stansted flights
Dulles Intl to Gatwick flights
Orlando to Heathrow flights
Los Angeles to London City flights
Hobby to Heathrow flights
Reagan-National to Heathrow flights
Denver to Heathrow flights
Dulles Intl to London City flights
John F Kennedy Intl to Edinburgh flights
Boston to London City flights
Baltimore to Gatwick flights
Philadelphia to Heathrow flights
Reagan-National to Gatwick flights
Newark to Edinburgh flights
George Bush Intcntl to Heathrow flights
Los Angeles to Gatwick flights
O'Hare Intl to Gatwick flights
Sky Harbor Intl to Heathrow flights
Boston to Stansted flights
San Francisco to Gatwick flights
San Francisco to London City flights
O'Hare Intl to London City flights
Tampa to Heathrow flights
Austin to Heathrow flights
Seattle to Gatwick flights
Baltimore to Stansted flights
Minneapolis to Heathrow flights
Portland to Heathrow flights
Orlando to Gatwick flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from New Hampshire to London, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from New Hampshire to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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.

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

Yes! Start tracking prices for New Hampshire to London 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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.