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Cheap flights from Harrisburg to London from £270

MDT — LON
23 Oct — 30 Oct1
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

Mon 7/1217:39 -
1 stop13h 21m
Wed 9/1211:05 -
2 stops34h 53m
Deal found 22/9£554
Tue 20/1011:44 -
1 stop14h 31m
Wed 11/1106:30 -
2 stops14h 48m
Deal found 22/9£555
Wed 11/1112:09 -
2 stops13h 16m
Tue 17/1111:30 -
2 stops17h 20m
Deal found 21/9£558
Tue 20/1011:44 -
1 stop14h 31m
Tue 27/1016:00 -
1 stop22h 59m
Deal found 22/9£560
Wed 23/914:52 -
2 stops14h 23m
Fri 25/909:30 -
2 stops33h 29m
Deal found 19/9£562
Tue 13/1017:10 -
2 stops14h 55m
Tue 20/1018:35 -
2 stops21h 58m
Deal found 22/9£563
Tue 20/1012:13 -
2 stops14h 27m
Thu 12/1111:30 -
2 stops17h 20m
Deal found 22/9£577
Tue 20/1012:13 -
2 stops14h 27m
Fri 13/1106:30 -
2 stops16h 07m
Deal found 22/9£578
Mon 2/1120:13 -
2 stops15h 37m
Wed 4/1111:10 -
2 stops17h 34m
Deal found 21/9£584
Thu 29/1012:13 -
1 stop15h 32m
Fri 6/1111:45 -
2 stops16h 13m
Deal found 21/9£592

Find flight deals from Harrisburg to London

Round-trip from

£554

One-way from

£270

Popular in

December

Cheapest in

November

Average price

£719
United Airlines
  • United Airlines
  • 7/12-9/12
  • 3 total stops
  • 48h 14m total
  • Harrisburg to London
Search Deals
United Airlines
  • United Airlines
  • 14/12-31/12
  • 1 total stop
  • 15h 05m total
  • Harrisburg to London
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£31 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Harrisburg to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 28/12

06:20-06:40

1 stop19h 20m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£270
Fastest return journey

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 14/12

10:35-06:40

1 stop15h 05m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£270

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 7/12

17:39-12:00

1 stop13h 21m

London Heathrow

Wed 9/12

11:05-16:58

2 stops34h 53m

£555

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 11/11

12:09-06:25

2 stops13h 16m

London Heathrow

Tue 17/11

11:30-23:50

2 stops17h 20m

£558

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 21/10

14:56-07:15

1 stop11h 19m

London Heathrow

Wed 28/10

08:55-23:39

1 stop18h 44m

£560

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Tue 13/10

06:13-07:10

1 stop19h 57m

London Heathrow

Tue 20/10

18:35-11:33

2 stops21h 58m

£563

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Tue 5/1

06:10-06:20

2 stops19h 10m

London Heathrow

Tue 12/1

08:40-23:38

2 stops19h 58m

£566

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 6/1

06:10-07:15

2 stops20h 05m

London Heathrow

Thu 14/1

08:40-22:46

2 stops19h 06m

£567

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Thu 12/11

12:30-07:50

1 stop14h 20m

London Heathrow

Wed 18/11

12:40-23:50

1 stop16h 10m

£598

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 2/12

12:28-07:50

1 stop14h 22m

London Heathrow

Sat 12/12

11:20-23:48

2 stops17h 28m

£602

Flights are sorted by cheapest return flights first.

Deals found on 20/9

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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

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 £556). Flying from Harrisburg to London in June is currently the most expensive (average of £879). 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

  • 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 £558, United Airlines can have you in London from Harrisburg in 13h 16m. 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 £556). Flying from Harrisburg to London in June is currently the most expensive (average of £879). 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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Why should you use Cheapflights to find cheap flight tickets from Harrisburg to London?

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

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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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