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

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 9h 40m.

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

Atlanta (ATL) was the most common stop: 42% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to London?

British Airways, Icelandair and American Airlines 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 54% of people opting to fly with this airline when traveling to London. Keep in mind that there are 7 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

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

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 38m.

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

United Airlines and Delta are the most popular carriers operating from Harrisburg to London

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 3 as of September 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.

$329 Cheap Flights from Harrisburg to London in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Harrisburg to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:10 pm - 12:00 pmMDT Harrisburg-LHR London Heathrow

16h 50m1 stop Chicago O'Hare Intl

6:50 am - 6:36 pmLHR London Heathrow-MDT Harrisburg

16h 46m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

$736United Airlines

Mon, Nov 2 - Wed, Nov 4

5:39 pm - 12:00 pmMDT Harrisburg-LHR London Heathrow

13h 21m1 stop Chicago O'Hare Intl

11:05 am - 4:58 pmLHR London Heathrow-MDT Harrisburg

34h 53m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$736United Airlines

Mon, Dec 7 - Wed, Dec 9

12:30 pm - 6:25 amMDT Harrisburg-LHR London Heathrow

12h 55m1 stop Atlanta Hartsfield-Jackson

8:55 am - 11:50 pmLHR London Heathrow-MDT Harrisburg

19h 55m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

$737Delta

Wed, Nov 11 - Tue, Nov 17

12:30 pm - 6:25 amMDT Harrisburg-LHR London Heathrow

12h 55m1 stop Atlanta Hartsfield-Jackson

8:55 am - 11:50 pmLHR London Heathrow-MDT Harrisburg

19h 55m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

$737Delta

Wed, Nov 11 - Tue, Nov 17

5:39 pm - 12:00 pmMDT Harrisburg-LHR London Heathrow

13h 21m1 stop Chicago O'Hare Intl

11:05 am - 4:58 pmLHR London Heathrow-MDT Harrisburg

34h 53m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$737United Airlines

Mon, Dec 7 - Wed, Dec 9

12:09 pm - 6:25 amMDT Harrisburg-LHR London Heathrow

13h 16m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

11:30 am - 11:50 pmLHR London Heathrow-MDT Harrisburg

17h 20m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

$741Delta

Wed, Nov 11 - Tue, Nov 17

6:23 pm - 11:40 amMDT Harrisburg-LHR London Heathrow

12h 17m1 stop Atlanta Hartsfield-Jackson

11:20 am - 11:06 pmLHR London Heathrow-MDT Harrisburg

16h 46m1 stop Detroit Metropolitan Wayne County

$744Multiple Airlines

Wed, Nov 11 - Tue, Nov 17

6:23 pm - 11:40 amMDT Harrisburg-LHR London Heathrow

12h 17m1 stop Atlanta Hartsfield-Jackson

11:20 am - 11:06 pmLHR London Heathrow-MDT Harrisburg

16h 46m1 stop Detroit Metropolitan Wayne County

$744Multiple Airlines

Wed, Nov 11 - Tue, Nov 17

1:52 pm - 9:40 amMDT Harrisburg-LHR London Heathrow

15h 48m1 stop Charlotte Douglas

9:55 am - 5:18 pmLHR London Heathrow-MDT Harrisburg

12h 23m1 stop Charlotte Douglas

$895American Airlines

Sat, Oct 31 - Fri, Nov 6

1:59 pm - 8:35 amMDT Harrisburg-LHR London Heathrow

13h 36m1 stop Chicago O'Hare Intl

1:10 pm - 10:56 pmLHR London Heathrow-MDT Harrisburg

14h 46m1 stop Boston Logan Intl

$909American Airlines

Wed, Jan 6 - Thu, Jan 14

Cheap last minute flights

Enter your travel dates to find the best prices.

2:17 pm - 8:30 amMDT Harrisburg-LHR London Heathrow

13h 13m1 stop Chicago O'Hare Intl

6:50 am - 4:52 pmLHR London Heathrow-MDT Harrisburg

15h 02m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

$744United Airlines

Wed, Sep 23 - Fri, Sep 25

2:52 pm - 10:15 amMDT Harrisburg-LHR London Heathrow

14h 23m2 stops Washington, D.C. Dulles Intl Brussels Bruxelles-National

9:30 am - 1:59 pmLHR London Heathrow-MDT Harrisburg

33h 29m2 stops Montreal Pierre Elliott Trudeau Intl Washington, D.C. Dulles Intl

$747United Airlines

Wed, Sep 23 - Fri, Sep 25

5:10 pm - 7:10 amMDT Harrisburg-LHR London Heathrow

33h 00m1 stop Detroit Metropolitan Wayne County

10:45 am - 11:15 pmLHR London Heathrow-MDT Harrisburg

17h 30m1 stop Detroit Metropolitan Wayne County

$795Delta

Sat, Sep 26 - Mon, Oct 5

6:10 am - 7:10 amMDT Harrisburg-LHR London Heathrow

20h 00m1 stop Detroit Metropolitan Wayne County

10:45 am - 11:15 pmLHR London Heathrow-MDT Harrisburg

17h 30m1 stop Detroit Metropolitan Wayne County

$795Delta

Sun, Sep 27 - Mon, Oct 5

3:00 pm - 1:15 pmMDT Harrisburg-LHR London Heathrow

17h 15m1 stop Atlanta Hartsfield-Jackson

11:15 am - 5:08 pmLHR London Heathrow-MDT Harrisburg

34h 53m1 stop Atlanta Hartsfield-Jackson

$801Delta

Sun, Sep 27 - Sun, Oct 4

6:30 am - 8:35 amMDT Harrisburg-LHR London Heathrow

21h 05m2 stops Chicago O'Hare Intl Ottawa

6:50 am - 11:29 pmLHR London Heathrow-MDT Harrisburg

21h 39m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

$866United Airlines

Sat, Sep 26 - Sun, Oct 4

2:35 pm - 10:20 amMDT Harrisburg-LHR London Heathrow

14h 45m1 stop Philadelphia

3:00 pm - 11:25 pmLHR London Heathrow-MDT Harrisburg

13h 25m1 stop Charlotte Douglas

$903American Airlines

Wed, Sep 23 - Fri, Sep 25

12:30 pm - 1:15 pmMDT Harrisburg-LHR London Heathrow

19h 45m1 stop Atlanta Hartsfield-Jackson

11:15 am - 11:40 pmLHR London Heathrow-MDT Harrisburg

17h 25m1 stop Atlanta Hartsfield-Jackson

$903KLM

Sat, Sep 26 - Sat, Oct 3

2:55 pm - 6:40 pmMDT Harrisburg-LHR London Heathrow

46h 45m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

5:50 pm - 11:29 pmLHR London Heathrow-MDT Harrisburg

34h 39m2 stops Munich Franz Josef Strauss Washington, D.C. Dulles Intl

$965Lufthansa

Sun, Sep 27 - Wed, Sep 30

2:55 pm - 6:40 pmMDT Harrisburg-LHR London Heathrow

46h 45m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

7:30 am - 11:29 pmLHR London Heathrow-MDT Harrisburg

20h 59m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$984Lufthansa

Sun, Sep 27 - Thu, Oct 1

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Delta flights from Harrisburg to London

Our best Delta deals on Harrisburg to London flight tickets

Delta

Nov 11

MDT12:30 pmHarrisburg

12h 55m

1 stop

LHR6:25 amLondon Heathrow

Nov 17

LHR8:55 amLondon Heathrow

19h 55m

2 stops

MDT11:50 pmHarrisburg

$737

Delta

Nov 11

MDT12:09 pmHarrisburg

13h 16m

2 stops

LHR6:25 amLondon Heathrow

Nov 17

LHR11:30 amLondon Heathrow

17h 20m

2 stops

MDT11:50 pmHarrisburg

$741

Delta

Nov 11

MDT6:00 amHarrisburg

20h 50m

1 stop

LHR7:50 amLondon Heathrow

Nov 17

LHR11:20 amLondon Heathrow

16h 46m

1 stop

MDT11:06 pmHarrisburg

$744

United Airlines flights from Harrisburg to London

Our best United Airlines deals on Harrisburg to London flight tickets

United Airlines

Dec 7

MDT5:39 pmHarrisburg

13h 21m

1 stop

LHR12:00 pmLondon Heathrow

Dec 9

LHR11:05 amLondon Heathrow

34h 53m

2 stops

MDT4:58 pmHarrisburg

$736

United Airlines

Sep 23

MDT2:17 pmHarrisburg

13h 13m

1 stop

LHR8:30 amLondon Heathrow

Sep 25

LHR6:50 amLondon Heathrow

15h 02m

2 stops

MDT4:52 pmHarrisburg

$744

United Airlines

Sep 23

MDT2:52 pmHarrisburg

14h 23m

2 stops

LHR10:15 amLondon Heathrow

Sep 25

LHR9:30 amLondon Heathrow

33h 29m

2 stops

MDT1:59 pmHarrisburg

$747

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 11/2

2:10 pm-12:00 pm

1 stop16h 50m

London Heathrow

Wed 11/4

6:50 am-6:36 pm

2 stops16h 46m

$736

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 12/7

5:39 pm-12:00 pm

1 stop13h 21m

London Heathrow

Wed 12/9

11:05 am-4:58 pm

2 stops34h 53m

$736

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 11/11

12:30 pm-6:25 am

1 stop12h 55m

London Heathrow

Tue 11/17

8:55 am-11:50 pm

2 stops19h 55m

$737

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 11/11

12:30 pm-6:25 am

1 stop12h 55m

London Heathrow

Tue 11/17

8:55 am-11:50 pm

2 stops19h 55m

$737

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Mon 12/7

5:39 pm-12:00 pm

1 stop13h 21m

London Heathrow

Wed 12/9

11:05 am-4:58 pm

2 stops34h 53m

$737

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 11/11

12:09 pm-6:25 am

2 stops13h 16m

London Heathrow

Tue 11/17

11:30 am-11:50 pm

2 stops17h 20m

$741

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 11/11

6:23 pm-11:40 am

1 stop12h 17m

London Heathrow

Tue 11/17

11:20 am-11:06 pm

1 stop16h 46m

$744

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 11/11

6:23 pm-11:40 am

1 stop12h 17m

London Heathrow

Tue 11/17

11:20 am-11:06 pm

1 stop16h 46m

$744

Quickest round-trip

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Sat 10/31

1:52 pm-9:40 am

1 stop15h 48m

London Heathrow

Fri 11/6

9:55 am-5:18 pm

1 stop12h 23m

$895

HarrisburgLondon

MDT Harrisburg - LHR London Heathrow

MDTLHR

Harrisburg

Wed 1/6

1:59 pm-8:35 am

1 stop13h 36m

London Heathrow

Thu 1/14

1:10 pm-10:56 pm

1 stop14h 46m

$909

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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

Prices

Airlines

Layovers

What is the cheapest month to fly to London?

The cheapest month to fly to London from Harrisburg is in April. Flight prices, which tend to average around $739, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Harrisburg averaging around $749.

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

Best Price Found	$329
Fastest flight time	11h 00m
Direct flights	None

The best one-way flight to London from Harrisburg in the past 72 hours is $329. The best round-trip flight deal from Harrisburg to London found on momondo in the last 72 hours is $736.

The fastest flight from Harrisburg to London takes 11h 00m

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?
There are 3595.2 mi between Harrisburg and London. By plane, this route typically takes 11h 00m.
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 3 as of September 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
United Airlines	PriceFrom $620	Free Cancellation	Rating 7.4 10,220 reviews	Search United Airlines flights
Delta	PriceFrom $659	Free Cancellation	Rating 7.8 8,591 reviews	Search Delta flights
American Airlines	PriceFrom $789	Free Cancellation	Rating 7.0 12,072 reviews	Search American Airlines flights

Hounslow

Gatwick

Milton Keynes

Croydon

Luton

Hayes

Dover

Wembley

Kingston upon Thames

Richmond

Stansted

Watford

Harrow

Cobham

Worthing

Eastbourne

Slough

Hook

Uxbridge

Ilford

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 $329

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 10/15. 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

Our best Delta deals on Harrisburg to London flight tickets

United Airlines flights from Harrisburg to London

Our best United Airlines deals on Harrisburg to London flight tickets

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How to get the cheapest flight ticket from Harrisburg to London

What is the cheapest month to fly 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

Best Price Found

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.

Get notified when prices go down

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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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