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 52% of people opting to fly with this airline when traveling to London. Keep in mind that there are 11 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?

Philadelphia (PHL) has the shortest average layover time for this route: 2h 05m.

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 travel time from Harrisburg to London?

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

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

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $644.

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 December 2025.

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.

$582 Cheap Flights from Harrisburg to London in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $798 to $1,218. The lowest price recently found on this route was $600.

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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.

12:24 pm - 7:50 amMDT-LHR

14h 26m1 stop

11:45 am - 10:56 pmLHR-MDT

16h 11m2 stops

$600KLM

Find Deal

Wed, Jan 14 - Wed, Jan 21

6:10 am - 7:05 amMDT-LHR

19h 55m2 stops

6:30 am - 5:07 pmLHR-MDT

15h 37m2 stops

$604Delta

Find Deal

Wed, Jan 14 - Wed, Jan 21

6:15 am - 7:10 amMDT-LHR

19h 55m2 stops

6:50 am - 6:59 pmLHR-MDT

17h 09m2 stops

$659United Airlines

Find Deal

Tue, Jan 13 - Tue, Jan 20

10:48 am - 5:55 amMDT-LHR

14h 07m1 stop

4:40 pm - 6:59 pmLHR-MDT

31h 19m2 stops

$670United Airlines

Find Deal

Mon, Jan 12 - Mon, Jan 19

5:02 pm - 6:50 amMDT-LHR

8h 48m1 stop

7:25 pm - 10:00 pmLHR-MDT

31h 35m2 stops

$703British Airways

Find Deal

Fri, Apr 24 - Mon, Apr 27

7:26 pm - 10:20 amMDT-LHR

9h 54m1 stop

7:25 pm - 10:00 pmLHR-MDT

31h 35m2 stops

$704British Airways

Find Deal

Fri, Apr 24 - Mon, Apr 27

3:00 pm - 5:40 pmMDT-LCY

21h 40m2 stops

6:15 pm - 6:59 pmLCY-MDT

29h 44m2 stops

$1,045Lufthansa

Find Deal

Sun, Jan 4 - Tue, Jan 13

3:00 pm - 5:40 pmMDT-LCY

21h 40m2 stops

6:15 pm - 6:59 pmLCY-MDT

29h 44m2 stops

$1,048Lufthansa

Find Deal

Sun, Jan 4 - Tue, Jan 13

8:53 pm - 10:00 amMDT-LGW

32h 07m1 stop

2:10 pm - 2:50 pmLGW-MDT

29h 40m1 stop

$1,508Multiple Airlines

Find Deal

Thu, Dec 18 - Sun, Dec 21

10:56 am - 10:00 amMDT-LGW

18h 04m1 stop

11:40 am - 11:37 amLGW-MDT

28h 57m2 stops

$1,875Multiple Airlines

Find Deal

Sun, Jan 4 - Tue, Jan 13

KLM flights from Harrisburg to London

Our best KLM deals on Harrisburg to London flight tickets

KLM

Dec 8

MDT11:33 amHarrisburg

16h 27m

1 stop

LHR9:00 amLondon Heathrow

Dec 24

LHR1:00 pmLondon Heathrow

15h 02m

1 stop

MDT11:02 pmHarrisburg

$590

Find similar

KLM

Jan 14

MDT12:24 pmHarrisburg

14h 26m

1 stop

LHR7:50 amLondon Heathrow

Jan 21

LHR11:45 amLondon Heathrow

16h 11m

2 stops

MDT10:56 pmHarrisburg

$600

Find similar

KLM

Jan 14

MDT12:24 pmHarrisburg

14h 26m

1 stop

LHR7:50 amLondon Heathrow

Jan 21

LHR8:55 amLondon Heathrow

19h 31m

1 stop

MDT11:26 pmHarrisburg

$605

Find similar

Delta flights from Harrisburg to London

Our best Delta deals on Harrisburg to London flight tickets

Delta

Dec 8

MDT11:33 amHarrisburg

16h 12m

2 stops

LHR8:45 amLondon Heathrow

Dec 24

LHR8:55 amLondon Heathrow

19h 07m

2 stops

MDT11:02 pmHarrisburg

$595

Find similar

Delta

Jan 14

MDT6:10 amHarrisburg

19h 55m

2 stops

LHR7:05 amLondon Heathrow

Jan 21

LHR6:30 amLondon Heathrow

15h 37m

2 stops

MDT5:07 pmHarrisburg

$604

Find similar

Delta

Feb 20

MDT6:34 amHarrisburg

20h 16m

1 stop

LHR7:50 amLondon Heathrow

Feb 24

LHR6:20 amLondon Heathrow

22h 13m

2 stops

MDT11:33 pmHarrisburg

$623

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 1/14

12:24 pm-7:50 am

1 stop14h 26m

London Heathrow

Wed 1/21

11:45 am-10:56 pm

2 stops16h 11m

$600

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 1/14

6:10 am-7:05 am

2 stops19h 55m

London Heathrow

Wed 1/21

6:30 am-5:07 pm

2 stops15h 37m

$604

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 1/13

6:15 am-7:10 am

2 stops19h 55m

London Heathrow

Tue 1/20

6:50 am-6:59 pm

2 stops17h 09m

$659

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 1/12

10:48 am-5:55 am

1 stop14h 07m

London Heathrow

Mon 1/19

4:40 pm-6:59 pm

2 stops31h 19m

$670

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 4/24

5:02 pm-6:50 am

1 stop8h 48m

London Heathrow

Mon 4/27

7:25 pm-10:00 pm

2 stops31h 35m

$703

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 4/24

7:26 pm-10:20 am

1 stop9h 54m

London Heathrow

Mon 4/27

7:25 pm-10:00 pm

2 stops31h 35m

$704

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Sun 1/4

3:00 pm-5:40 pm

2 stops21h 40m

London City

Tue 1/13

6:15 pm-6:59 pm

2 stops29h 44m

$1,045

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Sun 1/4

3:00 pm-5:40 pm

2 stops21h 40m

London City

Tue 1/13

6:15 pm-6:59 pm

2 stops29h 44m

$1,048

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Thu 12/18

8:53 pm-10:00 am

1 stop32h 07m

London Gatwick

Sun 12/21

2:10 pm-2:50 pm

1 stop29h 40m

$1,508

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Sun 1/4

10:56 am-10:00 am

1 stop18h 04m

London Gatwick

Tue 1/13

11:40 am-11:37 am

2 stops28h 57m

$1,875

Flights are sorted by cheapest round-trip flights first.

Sorted 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 typical price of a round-trip flight between Harrisburg and London?

What is the cheapest day to depart on your flight to London?

The cheapest day to depart from Harrisburg to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $680. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $980. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

What is the cheapest time of day to depart on your flight to London?

Flying to London from Harrisburg at noon is the least expensive time of day to depart. momondo users have found prices as low as $716 when looking at flights departing at noon. Flights to London are more costly in the morning, with an average ticket price of $1,290. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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	8h 48m
Direct flights	None

The fastest flight from Harrisburg to London takes 8h 48m

There are no direct flights from Harrisburg to London. There are no popular flight routes from Harrisburg to London.

Search flight deals

How far is Harrisburg to London by plane?
There are 3595.2 mi between Harrisburg and London. By plane, this route typically takes 9h 54m.
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 December 2025.
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 45% of all bookings. The subsequent popular airlines are United Airlines at 29% and British Airways at 26%.

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 8,010 reviews	Search Delta flights
United Airlines	PriceFrom $634	Free Cancellation	Rating 7.4 9,059 reviews	Search United Airlines flights
American Airlines	PriceFrom $693	Free Cancellation	Rating 7.2 11,039 reviews	Search American Airlines flights
British Airways	PriceFrom $694	Free Cancellation	Rating 6.7 7,548 reviews	Search British Airways flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Chelmsford

Wembley

Romford

Watford

Ilford

Cobham

Folkestone

Uxbridge

Stansted

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.

An easier way to manage your London trip

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Southend Airport

London Stansted Airport

Popular cities in the United Kingdom

Flights to Manchesterfrom $381

Flights to Edinburghfrom $371

Flights to Birminghamfrom $390

Flights to Glasgowfrom $385

Flights to Newcastle upon Tynefrom $450

Flights to Belfastfrom $489

Flights to Bristolfrom $438

Flights to Invernessfrom $371

Flights to Liverpoolfrom $416

Flights to Aberdeenfrom $462

Flights to Leedsfrom $421

Flights to Cardifffrom $440

Cheap flights from Harrisburg to London from $600

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harrisburg to London departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Cheap round-trip flights

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KLM flights from Harrisburg to London

Our best KLM deals on Harrisburg to London flight tickets

Delta flights from Harrisburg to London

Our best Delta deals on Harrisburg to London flight tickets

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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 typical price of a round-trip flight between Harrisburg and London?

What is the cheapest day to depart on your flight to London?

What is the cheapest time of day to depart on your flight to London?

What airlines fly to London?

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 offers the lowest fares from Harrisburg to London?

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $644.

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

Philadelphia (PHL) has the shortest average layover time for this route: 2h 05m.

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

How far is Harrisburg to London by plane?

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

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

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

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

What is the most popular airline 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?

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

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

How can momondo help me find flights 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?

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

Daily price changes in your inbox - only with Price Alerts.

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