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Cheap flights from Harrisburg to London from £245

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Harrisburg to London departing on 10/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Harrisburg to London

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
17:31 - 12:00MDT  Harrisburg-LHR London Heathrow
13h 29m1 stop Chicago O'Hare Intl
United Airlines Logo
11:05 - 16:50LHR  London Heathrow-MDT Harrisburg
34h 45m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£548United Airlines
Mon, 7 Dec - Wed, 9 Dec
United Airlines Logo
06:30 - 10:05MDT  Harrisburg-LHR London Heathrow
22h 35m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
08:00 - 18:40LHR  London Heathrow-MDT Harrisburg
15h 40m2 stops Newark Chicago O'Hare Intl
£568United Airlines
Mon, 7 Dec - Wed, 9 Dec
United Airlines Logo
14:12 - 10:05MDT  Harrisburg-LHR London Heathrow
14h 53m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
07:40 - 18:40LHR  London Heathrow-MDT Harrisburg
16h 00m1 stop Chicago O'Hare Intl
£618United Airlines
Mon, 7 Dec - Wed, 9 Dec
Lufthansa Logo
20:13 - 15:50MDT  Harrisburg-LHR London Heathrow
14h 37m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss
Lufthansa Logo
11:10 - 18:36LHR  London Heathrow-MDT Harrisburg
36h 26m2 stops Munich Franz Josef Strauss Washington, D.C. Dulles Intl
£628Lufthansa
Mon, 2 Nov - Tue, 10 Nov
Lufthansa Logo
20:13 - 15:50MDT  Harrisburg-LHR London Heathrow
14h 37m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss
Lufthansa Logo
20:15 - 18:36LHR  London Heathrow-MDT Harrisburg
51h 21m2 stops Munich Franz Josef Strauss Washington, D.C. Dulles Intl
£636Lufthansa
Mon, 2 Nov - Mon, 9 Nov
KLM Logo
12:09 - 07:45MDT  Harrisburg-LHR London Heathrow
14h 36m1 stop Detroit Metropolitan Wayne County
KLM Logo
11:45 - 16:18LHR  London Heathrow-MDT Harrisburg
33h 33m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
£638KLM
Mon, 9 Nov - Fri, 13 Nov
Delta Logo
11:57 - 13:15MDT  Harrisburg-LHR London Heathrow
20h 18m1 stop Atlanta Hartsfield-Jackson
Delta Logo
08:40 - 22:58LHR  London Heathrow-MDT Harrisburg
19h 18m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
£642Delta
Wed, 30 Sep - Thu, 8 Oct
British Airways Logo
12:18 - 07:50MDT  Harrisburg-LHR London Heathrow
14h 32m1 stop Philadelphia
British Airways Logo
13:10 - 21:15LHR  London Heathrow-MDT Harrisburg
12h 05m1 stop Philadelphia
£643British Airways
Tue, 20 Oct - Wed, 28 Oct
United Airlines Logo
10:42 - 06:20MDT  Harrisburg-LHR London Heathrow
14h 38m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
06:50 - 23:44LHR  London Heathrow-MDT Harrisburg
21h 54m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl
£645United Airlines
Tue, 3 Nov - Fri, 13 Nov
United Airlines Logo
14:55 - 06:55MDT  Harrisburg-LHR London Heathrow
11h 00m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
07:30 - 21:48LHR  London Heathrow-MDT Harrisburg
19h 18m2 stops Frankfurt am Main Chicago O'Hare Intl
£650United Airlines
Sun, 27 Sep - Tue, 6 Oct

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United Airlines flights from Harrisburg to London Heathrow Airport

Our best United Airlines deals on Harrisburg to London Heathrow Airport flight tickets
United Airlines
7 Dec
MDT17:31Harrisburg
13h 29m
1 stop
LHR12:00London Heathrow
9 Dec
LHR11:05London Heathrow
34h 45m
2 stops
MDT16:50Harrisburg
£548
United Airlines
7 Dec
MDT06:30Harrisburg
22h 35m
2 stops
LHR10:05London Heathrow
9 Dec
LHR08:00London Heathrow
15h 40m
2 stops
MDT18:40Harrisburg
£568
United Airlines
7 Dec
MDT14:12Harrisburg
14h 53m
2 stops
LHR10:05London Heathrow
9 Dec
LHR07:40London Heathrow
16h 00m
1 stop
MDT18:40Harrisburg
£618

Lufthansa flights from Harrisburg to London Heathrow Airport

Our best Lufthansa deals on Harrisburg to London Heathrow Airport flight tickets
Lufthansa
2 Nov
MDT20:13Harrisburg
14h 37m
2 stops
LHR15:50London Heathrow
10 Nov
LHR11:10London Heathrow
36h 26m
2 stops
MDT18:36Harrisburg
£628
Lufthansa
2 Nov
MDT20:13Harrisburg
14h 37m
2 stops
LHR15:50London Heathrow
9 Nov
LHR20:15London Heathrow
51h 21m
2 stops
MDT18:36Harrisburg
£636
Lufthansa
26 Aug
MDT19:59Harrisburg
18h 41m
2 stops
LHR19:40London Heathrow
8 Sept
LHR09:00London Heathrow
19h 30m
2 stops
MDT23:30Harrisburg
£680

momondo Fare Finder

 
Customise your flight search to find flights from Harrisburg to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 10 August 2026.
Use the filters below to find and compare flights from Harrisburg to London Heathrow Airport 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 7/12

17:31-12:00

1 stop13h 29m

London Heathrow

Wed 9/12

11:05-16:50

2 stops34h 45m

£548

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 7/12

06:30-10:05

2 stops22h 35m

London Heathrow

Wed 9/12

08:00-18:40

2 stops15h 40m

£568

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 7/12

14:12-10:05

2 stops14h 53m

London Heathrow

Wed 9/12

07:40-18:40

1 stop16h 00m

£618

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 2/11

20:13-15:50

2 stops14h 37m

London Heathrow

Tue 10/11

11:10-18:36

2 stops36h 26m

£628

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 2/11

20:13-15:50

2 stops14h 37m

London Heathrow

Mon 9/11

20:15-18:36

2 stops51h 21m

£636

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 9/11

12:09-07:45

1 stop14h 36m

London Heathrow

Fri 13/11

11:45-16:18

2 stops33h 33m

£638

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 30/9

11:57-13:15

1 stop20h 18m

London Heathrow

Thu 8/10

08:40-22:58

2 stops19h 18m

£642
Fastest return journey

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Tue 20/10

12:18-07:50

1 stop14h 32m

London Heathrow

Wed 28/10

13:10-21:15

1 stop12h 05m

£643

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Tue 3/11

10:42-06:20

2 stops14h 38m

London Heathrow

Fri 13/11

06:50-23:44

2 stops21h 54m

£645

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Sun 27/9

14:55-06:55

1 stop11h 00m

London Heathrow

Tue 6/10

07:30-21:48

2 stops19h 18m

£650

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Harrisburg to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Harrisburg and London Heathrow Airport?

Prices are currently low for flights on this route.

Typical prices usually range from £665 to £803.
The lowest price recently found on this route was £548.

What is the cheapest month to fly to London Heathrow Airport?

In general, April is the cheapest month to fly from Harrisburg to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £0. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Harrisburg averaging around £555.

Can stopping save me money on Harrisburg to London Heathrow Airport flights?

You could potentially save up to 28% on your flight if you consider stops on a Harrisburg to London Heathrow Airport flight.

When to book flights from Harrisburg to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Harrisburg to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Harrisburg to London Heathrow Airport (MDT to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harrisburg to London Heathrow Airport

Fastest flight time

13h 29m

Direct flights

None
The fastest flight from Harrisburg to London Heathrow Airport takes 13h 29m
There are no direct flights from Harrisburg to London Heathrow Airport. There are no popular flight routes from Harrisburg to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Harrisburg to London Heathrow Airport

  • How far is Harrisburg to London Heathrow by plane?

    Harrisburg and London Heathrow are 3582.5 mi apart from one another. By plane, this route typically takes 13h 29m.

  • When did momondo last update prices for flights from Harrisburg Airport to London Heathrow Airport?

    Prices for flights from Harrisburg Airport to London Heathrow Airport are updated daily.

  • How old do you have to be to fly from Harrisburg Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Harrisburg Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Stratford-upon-Avon
Luton
Southend-on-Sea
Slough
Northampton
Ipswich
Maidstone
Swindon
Folkestone
Ilford
Hastings
Poole
Canterbury
Chichester
Hayes
Guildford

Why use momondo?

Why should I use momondo to find a flight deal from Harrisburg to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Harrisburg.

Can I find flights from Harrisburg to London with flexible booking policies on momondo?

All flight searches from Harrisburg to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Harrisburg to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Harrisburg to London.

I’m not ready to book a flight from Harrisburg to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Harrisburg and alert you when they change.

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