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Cheap flights from Harrisburg to London from £197

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 23/7. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LON
13 Mar — 20 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Harrisburg to London

Enter your travel dates to find the best prices.

Cheapest flights from Harrisburg to London
Explore the most affordable flight options available from Harrisburg to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 February 2026.

Thu 12/314:33
MDT
-
LHR
1 stop12h 07m
United Airlines
Thu 19/306:35
LHR
-
MDT
2 stops30h 57m
United Airlines
Deal found 9/2£462
Wed 6/514:50
MDT
-
LHR
1 stop11h 00m
British Airways
Wed 13/506:30
LHR
-
MDT
2 stops21h 23m
British Airways
Deal found 9/2£473
Wed 29/418:19
MDT
-
LHR
1 stop13h 56m
Delta
Tue 5/511:45
LHR
-
MDT
2 stops17h 14m
Delta
Deal found 9/2£474
Wed 29/410:40
MDT
-
LHR
2 stops15h 05m
United Airlines
Tue 5/506:50
LHR
-
MDT
2 stops15h 03m
United Airlines
Deal found 9/2£477
Tue 1/906:00
MDT
-
LHR
2 stops19h 30m
United Airlines
Wed 23/908:40
LHR
-
MDT
2 stops17h 40m
United Airlines
Deal found 9/2£479
Tue 1/914:30
MDT
-
LHR
1 stop15h 10m
United Airlines
Thu 24/907:30
LHR
-
MDT
2 stops15h 58m
United Airlines
Deal found 9/2£484
Wed 26/806:00
MDT
-
LHR
2 stops19h 30m
United Airlines
Tue 8/907:30
LHR
-
MDT
2 stops30h 54m
United Airlines
Deal found 9/2£487
Wed 29/414:50
MDT
-
LHR
1 stop11h 00m
British Airways
Tue 5/512:30
LHR
-
MDT
1 stop11h 21m
British Airways
Deal found 9/2£493
Wed 26/810:36
MDT
-
LHR
1 stop16h 14m
British Airways
Tue 8/909:15
LHR
-
MDT
1 stop18h 57m
British Airways
Deal found 9/2£495
Tue 1/906:00
MDT
-
LHR
1 stop19h 55m
United Airlines
Tue 22/912:15
LHR
-
MDT
1 stop26h 09m
United Airlines
Deal found 9/2£498
Mon 16/210:46
MDT
-
LGW
1 stop18h 14m
Multiple Airlines
Thu 26/214:00
LGW
-
MDT
1 stop24h 51m
Multiple Airlines
Deal found 8/2£520
Mon 16/210:46
MDT
-
LGW
1 stop18h 14m
Multiple Airlines
Mon 23/214:00
LGW
-
MDT
1 stop25h 32m
Multiple Airlines
Deal found 8/2£541

Find flight deals from Harrisburg to London

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 February 2026.

Round-trip from

£462

One-way from

£197

Popular in

July

Cheapest in

January
United Airlines
  • United Airlines
  • 12/3-19/3
  • 3 total stops
  • 40h 39m total
  • Harrisburg to London
Search Deals
British Airways
  • British Airways
  • 23/7
  • 1 total stop
  • 15h 14m total
  • Harrisburg to London
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£17 potential savings vs. average return price).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Harrisburg 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 11 February 2026.
Use the filters below to find and compare flights from Harrisburg to London that are best for you.

Fly from

Harrisburg

Fly to

London

Route

Depart

Return

Price

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 12/3

14:33-06:40

1 stop12h 07m

London Heathrow

Thu 19/3

06:35-09:32

2 stops30h 57m

£462

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 6/5

14:50-06:50

1 stop11h 00m

London Heathrow

Wed 13/5

06:30-22:53

2 stops21h 23m

£473

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 15/3

17:40-07:55

1 stop34h 15m

London Heathrow

Fri 3/4

14:05-18:55

2 stops33h 50m

£504

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 25/3

06:15-06:40

1 stop20h 25m

London Heathrow

Wed 1/4

17:40-13:55

2 stops25h 15m

£508

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Wed 29/4

14:49-17:55

2 stops22h 06m

London City

Tue 5/5

09:15-23:28

2 stops19h 13m

£593

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Thu 12/3

22:13-06:00

2 stops27h 47m

London Gatwick

Thu 19/3

14:00-08:30

1 stop22h 30m

£771

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Sat 28/2

14:59-08:50

2 stops36h 51m

London City

Sat 7/3

08:40-19:10

2 stops15h 30m

£789

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Thu 12/3

15:15-16:25

2 stops21h 10m

London City

Thu 19/3

07:50-19:25

2 stops15h 35m

£879

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Wed 3/6

14:30-17:55

2 stops22h 25m

London City

Mon 15/6

09:15-23:28

2 stops19h 13m

£893

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Sat 13/6

10:35-17:55

2 stops26h 20m

London City

Wed 1/7

18:30-23:28

2 stops33h 58m

£990

Flights are sorted by cheapest return flights first.

Deals found on 8/2

Showing 1-10 of 23 results
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Best time to book a flight from Harrisburg to London

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

What is the cheapest month to book a flight from Harrisburg to London?

Currently, April is the cheapest month in which you can book a flight from Harrisburg to London (average of £308). Flying from Harrisburg to London in June is currently the most expensive (average of £510). 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.

Related info for your journey

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

  • What airport do you fly from for flights from Harrisburg to London?

    Most people fly from Harrisburg (MDT) if they book a flight from Harrisburg to London. On average, Harrisburg has 0 outbound flights to London per day from 0 airlines. Harrisburg is conveniently located just 8.5 mi from Harrisburg’s city center.

  • How long is the flight from Harrisburg to London?

    For as low as £473, United Airlines can have you in London from Harrisburg in 11h. The distance from Harrisburg to London is about 3581 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Harrisburg to London?

    The most popular flight routes from Harrisburg to London are Harrisburg - London Heathrow, Harrisburg - London City and Harrisburg - London Gatwick.

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

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

  • How can I find direct flights from Harrisburg to London?

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

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

    Yes. Cheapflights offers flight deals from Harrisburg 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 Harrisburg to London?

    Currently, April is the cheapest month in which you can book a flight from Harrisburg to London (average of £308). Flying from Harrisburg to London in June is currently the most expensive (average of £510). 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 London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Wembley
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Bedford
Romford

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How does Cheapflights help users find flights from Harrisburg to London?

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

Cheapflights simply makes it quick and affordable to book flights from Harrisburg to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes! Cheapflights helps users easily find flights from Harrisburg to London with no change fees.

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

Of course! You can now track prices for flights from Harrisburg to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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