Which layover airport offers the lowest fares from Harrisburg to London?

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $808.

Which layover airport has the shortest travel time from Harrisburg to London?

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 9h 48m.

Which airport is the most popular layover for flights between Harrisburg and London?

Washington, D.C. (IAD) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Harrisburg to London?

Atlanta (ATL) has the shortest average layover time for this route: 1h 53m.

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

Prices for flights from Harrisburg Airport to London are refreshed on a daily basis.

How many operators does momondo search for flights from Harrisburg Airport to London?

The number of operators available for flights from Harrisburg Airport to London is 4 as of April 2026.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$270 Cheap Flights from Harrisburg to London in 2026

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Find the cheapest flights from Harrisburg to London

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:19 pm - 11:20 am

MDT

LHR

12h 01m

1 stop

6:30 am - 5:33 pm

LHR

MDT

16h 03m

2 stops

$725Delta

Sun, Apr 19 - Wed, Apr 29

6:00 am - 7:10 am

MDT

LHR

20h 10m

1 stop

6:15 am - 10:50 pm

LHR

MDT

21h 35m

2 stops

$726Delta

Tue, May 5 - Tue, May 12

6:00 am - 6:25 am

MDT

LHR

19h 25m

1 stop

11:15 am - 11:59 pm

LHR

MDT

17h 44m

1 stop

$731KLM

Sun, Apr 19 - Wed, Apr 29

4:19 pm - 7:10 am

MDT

LHR

9h 51m

1 stop

1:25 pm - 11:51 pm

LHR

MDT

15h 26m

1 stop

$732KLM

Tue, May 5 - Wed, May 20

12:22 pm - 9:25 am

MDT

LGW

16h 03m

2 stops

10:25 am - 10:44 pm

LGW

MDT

17h 19m

2 stops

$849Multiple Airlines

Thu, Aug 6 - Mon, Aug 10

7:59 pm - 5:55 pm

MDT

LCY

40h 56m

2 stops

9:15 am - 6:35 pm

LCY

MDT

14h 20m

2 stops

$946Lufthansa

Tue, Aug 18 - Wed, Sep 2

7:59 pm - 5:55 pm

MDT

LCY

40h 56m

2 stops

9:15 am - 11:25 pm

LCY

MDT

19h 10m

2 stops

$947Lufthansa

Tue, Aug 18 - Wed, Sep 2

12:22 pm - 9:25 am

MDT

LGW

16h 03m

2 stops

10:25 am - 11:09 pm

LGW

MDT

17h 44m

2 stops

$966Multiple Airlines

Fri, Aug 7 - Sun, Aug 9

2:50 pm - 9:40 am

MDT

LCY

37h 50m

2 stops

8:25 pm - 6:51 pm

LCY

MDT

27h 26m

2 stops

$1,014British Airways

Sat, Apr 18 - Mon, May 4

2:17 pm - 12:05 pm

MDT

LCY

16h 48m

2 stops

7:00 am - 8:38 pm

LCY

MDT

18h 38m

2 stops

$1,089British Airways

Tue, Aug 18 - Wed, Sep 2

Delta flights from Harrisburg to London

Our best Delta deals on Harrisburg to London flight tickets

Delta

Apr 19

MDT6:19 pmHarrisburg

12h 01m

1 stop

LHR11:20 amLondon Heathrow

Apr 29

LHR6:30 amLondon Heathrow

16h 03m

2 stops

MDT5:33 pmHarrisburg

$725

Delta

May 5

MDT6:00 amHarrisburg

20h 10m

1 stop

LHR7:10 amLondon Heathrow

May 12

LHR6:15 amLondon Heathrow

21h 35m

2 stops

MDT10:50 pmHarrisburg

$726

Delta

May 5

MDT4:19 pmHarrisburg

14h 46m

2 stops

LHR12:05 pmLondon Heathrow

May 20

LHR6:30 amLondon Heathrow

22h 21m

2 stops

MDT11:51 pmHarrisburg

$729

KLM flights from Harrisburg to London

Our best KLM deals on Harrisburg to London flight tickets

KLM

Apr 19

MDT6:00 amHarrisburg

19h 25m

1 stop

LHR6:25 amLondon Heathrow

Apr 29

LHR11:15 amLondon Heathrow

17h 44m

1 stop

MDT11:59 pmHarrisburg

$731

KLM

Apr 24

MDT4:19 pmHarrisburg

9h 51m

1 stop

LHR7:10 amLondon Heathrow

Apr 27

LHR9:20 amLondon Heathrow

19h 39m

1 stop

MDT11:59 pmHarrisburg

$732

KLM

Aug 8

MDT6:22 pmHarrisburg

13h 53m

1 stop

LHR1:15 pmLondon Heathrow

Aug 18

LHR3:15 pmLondon Heathrow

13h 25m

1 stop

MDT11:40 pmHarrisburg

$764

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 4/19

6:19 pm-11:20 am

1 stop12h 01m

London Heathrow

Wed 4/29

6:30 am-5:33 pm

2 stops16h 03m

$725

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 5/5

6:00 am-7:10 am

1 stop20h 10m

London Heathrow

Tue 5/12

6:15 am-10:50 pm

2 stops21h 35m

$726

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 4/19

6:00 am-6:25 am

1 stop19h 25m

London Heathrow

Wed 4/29

11:15 am-11:59 pm

1 stop17h 44m

$731

Quickest round-trip

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 5/5

4:19 pm-7:10 am

1 stop9h 51m

London Heathrow

Wed 5/20

1:25 pm-11:51 pm

1 stop15h 26m

$732

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Thu 8/6

12:22 pm-9:25 am

2 stops16h 03m

London Gatwick

Mon 8/10

10:25 am-10:44 pm

2 stops17h 19m

$849

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 8/18

7:59 pm-5:55 pm

2 stops40h 56m

London City

Wed 9/2

9:15 am-6:35 pm

2 stops14h 20m

$946

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 8/18

7:59 pm-5:55 pm

2 stops40h 56m

London City

Wed 9/2

9:15 am-11:25 pm

2 stops19h 10m

$947

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Fri 8/7

12:22 pm-9:25 am

2 stops16h 03m

London Gatwick

Sun 8/9

10:25 am-11:09 pm

2 stops17h 44m

$966

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Sat 4/18

2:50 pm-9:40 am

2 stops37h 50m

London City

Mon 5/4

8:25 pm-6:51 pm

2 stops27h 26m

$1,014

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 8/18

2:17 pm-12:05 pm

2 stops16h 48m

London City

Wed 9/2

7:00 am-8:38 pm

2 stops18h 38m

$1,089

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Airlines

Layovers

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

What 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 56% of people opting to fly with this airline when traveling to London. Keep in mind that there are 9 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 round-trip 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.

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Frequently asked questions about flying from Harrisburg to London

How far is Harrisburg to London by plane?
There are 3595.2 mi between Harrisburg and London. By plane, this route typically takes 9h 51m.
When did momondo last update prices for flights from Harrisburg Airport to London?
Prices for flights from Harrisburg Airport to London are refreshed on a daily basis.
How many operators does momondo search for flights from Harrisburg Airport to London?
The number of operators available for flights from Harrisburg Airport to London is 4 as of April 2026.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Harrisburg to London?
momondo data reveals that the most frequently booked airline on the route from Harrisburg to London is American Airlines, representing 65% of all bookings. The subsequent popular airline is United Airlines at 35%.

Best airlines flying from Harrisburg to London

Compare and see reviews for airlines that fly from Harrisburg to London with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $531	Free Cancellation	Rating 7.9 8,384 reviews	Search Delta flights
United Airlines	PriceFrom $634	Free Cancellation	Rating 7.4 9,545 reviews	Search United Airlines flights
British Airways	PriceFrom $682	Free Cancellation	Rating 6.7 7,855 reviews	Search British Airways flights
American Airlines	PriceFrom $693	Free Cancellation	Rating 7.1 11,555 reviews	Search American Airlines flights

Gatwick

Hounslow

Milton Keynes

Luton

Dover

Slough

Crawley

Hayes

Wembley

Stansted

Croydon

Dartford

Brentwood

Guildford

Cobham

Folkestone

Romford

Harrow

Watford

Richmond

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Harrisburg to London for you.

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

Yes. momondo allows you to filter the results for Harrisburg to London flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Harrisburg.

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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Cheap flights from Harrisburg to London from $270

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 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Harrisburg to London

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How to get the cheapest flight ticket from Harrisburg to London

What is the cheapest airline that flies from Harrisburg to London?

What airlines fly to London?

Which airport is the most popular layover for flights between Harrisburg and London?

Which layover airport offers the lowest fares from Harrisburg to London?

Which layover airport has the shortest travel time from Harrisburg to London?

Which layover airport has the shortest connection time from Harrisburg to London?

When to book flights from Harrisburg to London

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

Direct flights

Frequently asked questions about flying from Harrisburg to London

Best airlines flying from Harrisburg to London

Compare and see reviews for airlines that fly from Harrisburg to London with momondo

Traveling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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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

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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