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Cheap flights from Harrisburg to London from £167

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 24/2. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LON
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

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 27 November 2025.

Fri 5/1206:00MDT - LHR
1 stop22h 00mDelta
Tue 9/1208:55LHR - MDT
2 stops19h 18mDelta
Deal found 25/11£484
Fri 5/1206:30MDT - LHR
1 stop20h 25mUnited Airlines
Tue 9/1209:00LHR - MDT
2 stops16h 57mUnited Airlines
Deal found 23/11£630
Fri 5/1215:00MDT - LHR
1 stop10h 40mLufthansa
Tue 9/1212:05LHR - MDT
1 stop11h 49mLufthansa
Deal found 23/11£651
Mon 22/1213:52MDT - LHR
2 stops16h 43mBritish Airways
Mon 29/1206:05LHR - MDT
2 stops18h 02mBritish Airways
Deal found 24/11£818
Mon 22/1213:52MDT - LHR
2 stops21h 13mMultiple Airlines
Mon 29/1206:05LHR - MDT
2 stops18h 02mMultiple Airlines
Deal found 24/11£830
Mon 22/1215:15MDT - LHR
1 stop33h 40mUnited Airlines
Mon 29/1207:55LHR - MDT
1 stop21h 12mUnited Airlines
Deal found 24/11£928
Sat 6/1214:55MDT - LHR
1 stop10h 40mMultiple Airlines
Wed 10/1206:15LHR - MDT
2 stops17h 52mMultiple Airlines
Deal found 25/11£982
Sun 21/1206:15MDT - LHR
2 stops19h 55mUnited Airlines
Sun 28/1211:10LHR - MDT
2 stops17h 57mUnited Airlines
Deal found 24/11£983
Sat 6/1214:55MDT - LCY
2 stops36h 55mBritish Airways
Wed 10/1218:55LCY - MDT
2 stops29h 12mBritish Airways
Deal found 25/11£1,292
Thu 11/1214:54MDT - LCY
2 stops24h 06mBritish Airways
Fri 19/1219:15LCY - MDT
2 stops28h 52mBritish Airways
Deal found 26/11£2,032

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 27 November 2025.

Round-trip from

£474

One-way from

£167

Popular in

December

Cheapest in

January

Average price

£492
KLM
  • KLM
  • 9/1-16/1
  • 3 total stops
  • 25h 35m total
  • Harrisburg to London
Search Deals
American Airlines
  • American Airlines
  • 24/2
  • 1 total stop
  • 14h 30m total
  • Harrisburg to London
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 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 27 November 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

Fri 9/1

17:05-08:45

1 stop10h 40m

London Heathrow

Fri 16/1

06:30-16:25

2 stops14h 55m

£474

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 9/1

06:00-07:05

2 stops20h 05m

London Heathrow

Fri 16/1

06:30-17:16

2 stops15h 46m

£477

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 14/4

17:02-06:50

1 stop8h 48m

London Heathrow

Mon 20/4

18:15-16:32

2 stops27h 17m

£496

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sat 10/1

17:26-05:55

1 stop31h 29m

London Heathrow

Tue 10/2

06:50-16:34

2 stops14h 44m

£502

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 24/3

15:15-06:35

1 stop11h 20m

London Heathrow

Sun 29/3

09:15-14:49

1 stop10h 34m

£535

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 30/4

17:02-06:50

1 stop8h 48m

London Heathrow

Wed 6/5

16:35-22:00

2 stops34h 25m

£538

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 24/4

18:25-13:30

1 stop14h 05m

London Heathrow

Mon 27/4

11:30-22:44

2 stops16h 14m

£540

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 24/3

06:15-07:10

2 stops20h 55m

London Heathrow

Sun 29/3

06:50-09:38

2 stops31h 48m

£540

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 24/3

14:33-09:15

2 stops14h 42m

London City

Sun 29/3

19:10-23:17

2 stops33h 07m

£590

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 14/4

19:26-16:30

2 stops40h 04m

London City

Mon 20/4

19:55-16:32

2 stops25h 37m

£654

Flights are sorted by cheapest return flights first.

Deals found on 26/11

Showing 1-10 of 44 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 £264). 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.

How much does it cost for a return flight from Harrisburg to London?

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 £496, KLM can have you in London from Harrisburg in 8h 48m. 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 cheapest airlines to fly from Harrisburg to London one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as £167. However, be on the lookout for offers from British Airways and United Airlines, as they are both options that can get you from Harrisburg to London for a low price.

  • 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 £264). 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

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Fly with Cheapflights

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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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