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?

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.

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.

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 February 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.

$226 Cheap Flights from Harrisburg to London in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

2:50 pm - 10:20 am

MDT

LHR

14h 30m

1 stop

7:50 am - 10:53 pm

LHR

MDT

20h 03m

2 stops

$648British Airways

Wed, Apr 29 - Tue, May 5

6:15 am - 8:35 am

MDT

LHR

21h 20m

2 stops

6:50 am - 12:22 am

LHR

MDT

22h 32m

2 stops

$649United Airlines

Wed, Apr 1 - Fri, Apr 24

4:19 pm - 12:05 pm

MDT

LHR

14h 46m

2 stops

9:55 am - 11:59 pm

LHR

MDT

19h 04m

2 stops

$653Delta

Wed, Apr 29 - Tue, May 5

2:46 pm - 6:55 am

MDT

LHR

11h 09m

1 stop

2:10 pm - 9:44 am

LHR

MDT

24h 34m

2 stops

$654United Airlines

Wed, Apr 1 - Wed, Apr 8

2:02 pm - 5:55 am

MDT

LHR

11h 53m

1 stop

6:55 am - 11:28 pm

LHR

MDT

21h 33m

2 stops

$665United Airlines

Tue, Mar 17 - Tue, Mar 31

2:50 pm - 7:50 am

MDT

LHR

12h 00m

1 stop

9:15 am - 10:53 pm

LHR

MDT

18h 38m

1 stop

$675British Airways

Wed, Apr 29 - Tue, May 5

2:46 pm - 6:55 am

MDT

LHR

11h 09m

1 stop

4:40 pm - 11:28 pm

LHR

MDT

11h 48m

1 stop

$678United Airlines

Wed, Apr 1 - Wed, Apr 8

2:46 pm - 5:55 pm

MDT

LCY

22h 09m

2 stops

9:15 am - 11:28 pm

LCY

MDT

19h 13m

2 stops

$811Lufthansa

Wed, Apr 29 - Tue, May 5

2:46 pm - 5:55 pm

MDT

LCY

22h 09m

2 stops

9:15 am - 11:28 pm

LCY

MDT

19h 13m

2 stops

$860Lufthansa

Wed, Apr 29 - Tue, May 5

6:19 pm - 4:00 pm

MDT

LGW

16h 41m

2 stops

10:25 am - 11:02 pm

LGW

MDT

17h 37m

2 stops

$932Delta

Fri, Apr 24 - Mon, Apr 27

British Airways flights from Harrisburg to London

Our best British Airways deals on Harrisburg to London flight tickets

British Airways

Apr 29

MDT2:50 pmHarrisburg

14h 30m

1 stop

LHR10:20 amLondon Heathrow

May 5

LHR7:50 amLondon Heathrow

20h 03m

2 stops

MDT10:53 pmHarrisburg

$648

British Airways

Apr 13

MDT2:50 pmHarrisburg

12h 00m

1 stop

LHR7:50 amLondon Heathrow

Apr 24

LHR12:30 pmLondon Heathrow

13h 39m

1 stop

MDT9:09 pmHarrisburg

$675

British Airways

Apr 24

MDT2:50 pmHarrisburg

14h 30m

1 stop

LHR10:20 amLondon Heathrow

Apr 27

LHR9:35 pmLondon Heathrow

30h 18m

2 stops

MDT10:53 pmHarrisburg

$725

Delta flights from Harrisburg to London

Our best Delta deals on Harrisburg to London flight tickets

Delta

Apr 29

MDT4:19 pmHarrisburg

14h 46m

2 stops

LHR12:05 pmLondon Heathrow

May 5

LHR9:55 amLondon Heathrow

19h 04m

2 stops

MDT11:59 pmHarrisburg

$653

Delta

Apr 24

MDT6:19 pmHarrisburg

16h 41m

2 stops

LGW4:00 pmLondon Gatwick

Apr 27

LGW10:25 amLondon Gatwick

17h 37m

2 stops

MDT11:02 pmHarrisburg

$932

Delta

Aug 8

MDT12:30 pmHarrisburg

15h 50m

2 stops

LGW9:20 amLondon Gatwick

Aug 18

LGW10:35 amLondon Gatwick

17h 09m

2 stops

MDT10:44 pmHarrisburg

$1,069

Fly from

Fly to

Route

Depart

Return

Price

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 4/29

2:50 pm-10:20 am

1 stop14h 30m

London Heathrow

Tue 5/5

7:50 am-10:53 pm

2 stops20h 03m

$648

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 4/1

6:15 am-8:35 am

2 stops21h 20m

London Heathrow

Fri 4/24

6:50 am-12:22 am

2 stops22h 32m

$649

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 4/29

4:19 pm-12:05 pm

2 stops14h 46m

London Heathrow

Tue 5/5

9:55 am-11:59 pm

2 stops19h 04m

$653

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 4/1

2:46 pm-6:55 am

1 stop11h 09m

London Heathrow

Wed 4/8

2:10 pm-9:44 am

2 stops24h 34m

$654

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 3/17

2:02 pm-5:55 am

1 stop11h 53m

London Heathrow

Tue 3/31

6:55 am-11:28 pm

2 stops21h 33m

$665

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 4/29

2:50 pm-7:50 am

1 stop12h 00m

London Heathrow

Tue 5/5

9:15 am-10:53 pm

1 stop18h 38m

$675

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 4/1

2:46 pm-6:55 am

1 stop11h 09m

London Heathrow

Wed 4/8

4:40 pm-11:28 pm

1 stop11h 48m

$678

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Wed 4/29

2:46 pm-5:55 pm

2 stops22h 09m

London City

Tue 5/5

9:15 am-11:28 pm

2 stops19h 13m

$811

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Wed 4/29

2:46 pm-5:55 pm

2 stops22h 09m

London City

Tue 5/5

9:15 am-11:28 pm

2 stops19h 13m

$860

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Fri 4/24

6:19 pm-4:00 pm

2 stops16h 41m

London Gatwick

Mon 4/27

10:25 am-11:02 pm

2 stops17h 37m

$932

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?

United Airlines, British Airways, 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 55% 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 41m
Direct flights	None

The fastest flight from Harrisburg to London takes 9h 41m

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 41m.
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 February 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 45% of all bookings. The subsequent popular airlines are United Airlines at 31% and British Airways at 23%.

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 8,205 reviews	Search Delta flights
United Airlines	PriceFrom $634	Free Cancellation	Rating 7.4 9,308 reviews	Search United Airlines flights
American Airlines	PriceFrom $693	Free Cancellation	Rating 7.2 11,294 reviews	Search American Airlines flights
British Airways	PriceFrom $694	Free Cancellation	Rating 6.7 7,751 reviews	Search British Airways flights

Gatwick

Hounslow

Milton Keynes

Luton

Dover

Slough

Crawley

Hayes

Wembley

Dartford

Croydon

Brentwood

Guildford

Harrow

Watford

Cobham

Folkestone

Romford

Stansted

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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Wed 3/18

Wed 3/25

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Nearby airports

Airlines

Cabin classes

Other United Kingdom destinations

Complete your trip

Feeling lucky

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

Cheap flights from Harrisburg to London from $269

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 7/23. 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

Price Alerts

Price Alerts

Find the cheapest flights from Harrisburg to London

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

British Airways flights from Harrisburg to London

Our best British Airways deals on Harrisburg to London flight tickets

Delta flights from Harrisburg to London

Our best Delta deals on Harrisburg to London flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Harrisburg to London that are best for you.

See travel insights to London from

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

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

Fly your favorite airline to London

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

Cabin classes currently available on flights to London

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

Popular cities in the United Kingdom

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

Complete your trip to London

Explore popular destinations other users love

According to popular flight searches on momondo this year