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Cheap flights from Harrisburg to London from £204

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 9/5. 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
0 bags
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Find the cheapest flights from Harrisburg to London

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
18:19 - 11:20
MDT
-
LHR
12h 01m
1 stop
Delta Logo
06:30 - 17:33
LHR
-
MDT
16h 03m
2 stops
£548Delta
Sun, 19 Apr - Wed, 29 Apr
Delta Logo
12:00 - 13:15
MDT
-
LHR
20h 15m
1 stop
Delta Logo
08:40 - 22:50
LHR
-
MDT
19h 10m
2 stops
£549Delta
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
14:56 - 13:15
MDT
-
LHR
17h 19m
1 stop
Multiple Airlines Logo
06:15 - 16:08
LHR
-
MDT
14h 53m
2 stops
£550Multiple Airlines
Tue, 18 Aug - Wed, 2 Sep
KLM Logo
06:00 - 06:25
MDT
-
LHR
19h 25m
1 stop
KLM Logo
11:15 - 23:59
LHR
-
MDT
17h 44m
1 stop
£553KLM
Sun, 19 Apr - Wed, 29 Apr
KLM Logo
16:19 - 07:10
MDT
-
LHR
9h 51m
1 stop
KLM Logo
13:25 - 23:51
LHR
-
MDT
15h 26m
1 stop
£554KLM
Tue, 5 May - Wed, 20 May
Multiple Airlines Logo
12:22 - 09:25
MDT
-
LGW
16h 03m
2 stops
Multiple Airlines Logo
10:25 - 22:44
LGW
-
MDT
17h 19m
2 stops
£642Multiple Airlines
Thu, 6 Aug - Mon, 10 Aug
Lufthansa Logo
19:59 - 17:55
MDT
-
LCY
40h 56m
2 stops
Lufthansa Logo
09:15 - 18:35
LCY
-
MDT
14h 20m
2 stops
£716Lufthansa
Tue, 18 Aug - Wed, 2 Sep
Lufthansa Logo
19:59 - 17:55
MDT
-
LCY
40h 56m
2 stops
Lufthansa Logo
09:15 - 23:25
LCY
-
MDT
19h 10m
2 stops
£716Lufthansa
Tue, 18 Aug - Wed, 2 Sep
British Airways Logo
14:50 - 09:40
MDT
-
LCY
37h 50m
2 stops
British Airways Logo
20:25 - 18:51
LCY
-
MDT
27h 26m
2 stops
£767British Airways
Sat, 18 Apr - Mon, 4 May
British Airways Logo
14:17 - 12:05
MDT
-
LCY
16h 48m
2 stops
British Airways Logo
07:00 - 20:38
LCY
-
MDT
18h 38m
2 stops
£824British Airways
Tue, 18 Aug - Wed, 2 Sep

KLM flights from Harrisburg to London

Our best KLM deals on Harrisburg to London flight tickets
KLM
19 Apr
MDT06:00Harrisburg
19h 25m
1 stop
LHR06:25London Heathrow
29 Apr
LHR11:15London Heathrow
17h 44m
1 stop
MDT23:59Harrisburg
£553
KLM
5 May
MDT16:19Harrisburg
9h 51m
1 stop
LHR07:10London Heathrow
20 May
LHR13:25London Heathrow
15h 26m
1 stop
MDT23:51Harrisburg
£554
KLM
24 Apr
MDT18:19Harrisburg
13h 56m
1 stop
LHR13:15London Heathrow
27 Apr
LHR10:45London Heathrow
17h 18m
1 stop
MDT23:03Harrisburg
£554

Scandinavian Airlines flights from Harrisburg to London

Our best Scandinavian Airlines deals on Harrisburg to London flight tickets
Scandinavian Airlines
17 Apr
MDT18:19Harrisburg
37h 46m
2 stops
LHR13:05London Heathrow
24 Apr
LHR06:15London Heathrow
21h 48m
2 stops
MDT23:03Harrisburg
£599
Scandinavian Airlines
17 Apr
MDT18:19Harrisburg
37h 46m
2 stops
LHR13:05London Heathrow
24 Apr
LHR11:15London Heathrow
17h 44m
1 stop
MDT23:59Harrisburg
£604
Scandinavian Airlines
17 Apr
MDT18:19Harrisburg
31h 06m
1 stop
LHR06:25London Heathrow
24 Apr
LHR10:45London Heathrow
17h 18m
1 stop
MDT23:03Harrisburg
£630

momondo 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, momondo users made 279,928 searches. Data last updated 4 April 2026.
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 - LHR

MDTLHR

Harrisburg

Sun 19/4

18:19-11:20

1 stop12h 01m

London Heathrow

Wed 29/4

06:30-17:33

2 stops16h 03m

£548

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 5/5

12:00-13:15

1 stop20h 15m

London Heathrow

Tue 12/5

08:40-22:50

2 stops19h 10m

£549

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 18/8

14:56-13:15

1 stop17h 19m

London Heathrow

Wed 2/9

06:15-16:08

2 stops14h 53m

£550

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 19/4

06:00-06:25

1 stop19h 25m

London Heathrow

Wed 29/4

11:15-23:59

1 stop17h 44m

£553
Fastest return journey

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 5/5

16:19-07:10

1 stop9h 51m

London Heathrow

Wed 20/5

13:25-23:51

1 stop15h 26m

£554

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Thu 6/8

12:22-09:25

2 stops16h 03m

London Gatwick

Mon 10/8

10:25-22:44

2 stops17h 19m

£642

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 18/8

19:59-17:55

2 stops40h 56m

London City

Wed 2/9

09:15-18:35

2 stops14h 20m

£716

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 18/8

19:59-17:55

2 stops40h 56m

London City

Wed 2/9

09:15-23:25

2 stops19h 10m

£716

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Sat 18/4

14:50-09:40

2 stops37h 50m

London City

Mon 4/5

20:25-18:51

2 stops27h 26m

£767

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 18/8

14:17-12:05

2 stops16h 48m

London City

Wed 2/9

07:00-20:38

2 stops18h 38m

£824

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to London from

How to get the cheapest flight ticket from Harrisburg to London

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 cheapest airline that flies from Harrisburg to London?

Delta, KLM, and Lufthansa are the most popular carriers operating from Harrisburg to London

Which airlines fly to London?

British Airways, American Airlines and Icelandair are the top three most popular airlines that fly to London from Harrisburg according to our data. British Airways is the first choice among our users, with 48% of people opting to fly with this airline when travelling to London. Keep in mind that there are 4 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

When to book flights from Harrisburg to London

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

Cheap Harrisburg to London (MDT to LON) flight deals and tips

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

Fastest flight time

9h 51m

Direct flights

None
The fastest flight from Harrisburg to London takes 9h 51m
There are no direct flights from Harrisburg to London. There are no popular flight routes from Harrisburg to London.
Search flight deals

Frequently asked questions about flying from Harrisburg to London

  • How far is Harrisburg to London by plane?

    The distance between Harrisburg and London is about 3595.2 mi. In terms of flight time, this usually takes a little over 9h 51m.

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

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

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

    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.

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

    The travel and health documents you'll need for your trip to London 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. 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
Milton Keynes
Luton
Gatwick
Slough
Maidstone
Southend-on-Sea
Wembley
Ipswich
Canterbury
Ilford
Guildford
Hayes
Chelmsford
Dover
Folkestone
Ramsgate
Bedford
Chichester
Worthing

Why use momondo?

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

It is quick and easy to find Harrisburg to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

Yes. All flights to London from Harrisburg on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to London from Harrisburg. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Harrisburg to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport