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Cheap flights from Harrisburg to London from £437

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LON
14 marras — 21 marras1
1 adult
1 adult, Economy

Find 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 15 lokakuu 2025.

su 19/1017:00MDT - LHR
1 stop10h 55mAir France
ti 4/1111:30LHR - MDT
2 stops16h 30mAir France
Deal found 14/10£437
su 19/1018:25MDT - LHR
1 stop11h 45mKLM
ti 4/1112:30LHR - MDT
1 stop15h 38mKLM
Deal found 14/10£443
ke 15/1012:33MDT - LHR
1 stop15h 22mDelta
ke 22/1009:00LHR - MDT
2 stops19h 08mDelta
Deal found 14/10£445
ke 22/1012:33MDT - LHR
2 stops13h 12mDelta
ke 29/1008:55LHR - MDT
2 stops18h 13mDelta
Deal found 14/10£449
ke 22/1018:25MDT - LHR
1 stop11h 45mKLM
ke 29/1012:30LHR - MDT
1 stop14h 38mKLM
Deal found 13/10£451
la 25/1017:48MDT - LHR
1 stop34h 07mUnited Airlines
to 6/1106:35LHR - MDT
2 stops32h 00mUnited Airlines
Deal found 13/10£465
pe 14/1111:44MDT - LHR
1 stop15h 06mDelta
ti 18/1109:00LHR - MDT
2 stops19h 04mDelta
Deal found 13/10£482
la 25/1012:20MDT - LHR
2 stops14h 45mDelta
to 6/1109:00LHR - MDT
2 stops19h 08mDelta
Deal found 13/10£485
pe 14/1117:00MDT - LHR
1 stop10h 45mKLM
ti 18/1108:55LHR - MDT
1 stop14h 21mKLM
Deal found 13/10£488
pe 28/1106:15MDT - LHR
2 stops19h 55mUnited Airlines
pe 5/1206:50LHR - MDT
2 stops32h 16mUnited Airlines
Deal found 14/10£503
to 13/1114:35MDT - LCY
2 stops17h 15mMultiple Airlines
to 20/1119:10LCY - MDT
2 stops29h 05mMultiple Airlines
Deal found 14/10£529
la 25/1014:33MDT - LCY
3 stops18h 07mMultiple Airlines
to 6/1109:40LCY - MDT
2 stops28h 55mMultiple Airlines
Deal found 13/10£541

Cheap 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 15 lokakuu 2025.

Round-trip from

£445

Popular in

December

Cheapest in

November

Average price

£534
Delta
  • Delta
  • 5/11-12/11
  • 3 total stops
  • 30h 22m total
  • Harrisburg to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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 15 lokakuu 2025.
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

ke 5/11

17:00-08:45

1 stop10h 45m

London Heathrow

ke 12/11

13:00-23:04

1 stop15h 04m

£451

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

pe 14/11

11:44-06:25

1 stop13h 41m

London Heathrow

ti 18/11

09:00-23:04

2 stops19h 04m

£482

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

pe 14/11

17:00-08:45

1 stop10h 45m

London Heathrow

ti 18/11

08:55-18:16

1 stop14h 21m

£488

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

pe 27/2

12:25-09:00

1 stop15h 35m

London Heathrow

pe 6/3

06:20-22:47

2 stops21h 27m

£488

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

la 25/10

13:04-08:50

1 stop14h 46m

London Heathrow

to 6/11

12:30-23:08

1 stop15h 38m

£488

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

pe 27/2

17:00-08:45

1 stop10h 45m

London Heathrow

pe 6/3

08:55-17:25

1 stop13h 30m

£494

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

ke 7/1

12:25-07:50

1 stop14h 25m

London Heathrow

su 11/1

13:00-22:47

1 stop14h 47m

£494

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

to 13/11

06:15-07:10

2 stops19h 55m

London Heathrow

to 20/11

06:50-19:15

2 stops17h 25m

£503

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

pe 28/11

08:15-05:55

1 stop16h 40m

London Heathrow

pe 5/12

06:50-10:06

2 stops32h 16m

£503

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

pe 27/2

10:40-06:40

1 stop15h 00m

London Heathrow

pe 6/3

06:35-23:08

2 stops21h 33m

£509

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 29 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, July is the cheapest month in which you can book a flight from Harrisburg to London (average of £262). Flying from Harrisburg to London in June is currently the most expensive (average of £566). 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 £451, KLM can have you in London from Harrisburg in 10h 45m. 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, July is the cheapest month in which you can book a flight from Harrisburg to London (average of £262). Flying from Harrisburg to London in June is currently the most expensive (average of £566). 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
Slough
Gatwick
Hounslow
Luton
Wembley
Deal
Ilford
Crawley
Hayes
Watford
Winchester
Chichester
Romford
Ipswich
Brentford
Dartford
Guildford
Eastbourne

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Alternative routes for Harrisburg to London

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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 Harrisburg to London?

Cheapflights helps you search for flights from Harrisburg to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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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