How long is the flight from Harrisburg to London?

For as low as £386, KLM can have you in London from Harrisburg in 14h 05m. The distance from Harrisburg to London is about 3581 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Harrisburg to London?

The most popular flight routes from Harrisburg to London are Harrisburg - London Heathrow, Harrisburg - London City and Harrisburg - London Gatwick.

What is the cheapest month to fly from Harrisburg to London?

October is one of the best times of the year to fly to London from Harrisburg. Prices for October average £607 per person but you can even find prices for as low as £473. The most expensive prices can be found in the month of December. Opting for a October flight can save you 40% on your journey compared to booking in December

What is the cheapest time of day to fly from MDT to LON?

When flying from Harrisburg to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Harrisburg to London?

Most people fly from Harrisburg (MDT) if they book a flight from Harrisburg to London. On average, Harrisburg has 0 outbound flights to London per day from 0 airlines. Harrisburg is conveniently located just 8.5 mi from Harrisburg’s city center.

Can I find deals for flights from Harrisburg to London that include hotel bookings?

Yes. In addition to deals on Harrisburg to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Harrisburg to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harrisburg to London.

Can I find deals for business class flights from Harrisburg to London?

Yes. Cheapflights offers flight deals from Harrisburg to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£294+ Cheap Flights from Harrisburg to London

Cheap flight deals from Harrisburg to London

Round-trip from	£384
One-way from	£294
Popular in	December
Cheapest in	October
Average price	£524

6/10-9/10
2 total stops
52h 38m total
Harrisburg to London

Search Deals

United Airlines
5/10
1 total stop
18h 50m total
Harrisburg to London

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (£11 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Harrisburg to London

Cheapest flights from Harrisburg to London
Explore the most affordable flight options available from Harrisburg to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Mon 6/1010:57MDT - LGW

1 stop18h 03mMultiple Airlines

Thu 9/1014:00LGW - MDT

1 stop34h 35mMultiple Airlines

Deal found 13/9£384

Wed 15/1018:25MDT - LHR

1 stop14h 05mKLM

Wed 22/1015:15LHR - MDT

1 stop12h 53mKLM

Deal found 14/9£386

Mon 3/1117:00MDT - LHR

1 stop10h 45mDelta

Tue 11/1108:55LHR - MDT

2 stops19h 09mDelta

Deal found 14/9£386

Wed 15/1006:00MDT - LHR

1 stop20h 15mDelta

Wed 22/1006:30LHR - MDT

2 stops21h 38mDelta

Deal found 14/9£387

Wed 5/1112:33MDT - LHR

2 stops12h 52mDelta

Wed 12/1106:20LHR - MDT

2 stops21h 54mDelta

Deal found 14/9£389

Mon 6/1017:00MDT - LHR

2 stops15h 30mDelta

Wed 15/1006:15LHR - MDT

2 stops21h 53mDelta

Deal found 13/9£390

Sun 5/1006:00MDT - LHR

1 stop20h 15mDelta

Wed 15/1011:20LHR - MDT

1 stop16h 48mDelta

Deal found 13/9£392

Wed 15/1017:00MDT - LCY

2 stops18h 40mDelta

Wed 22/1010:00LCY - MDT

2 stops18h 08mDelta

Deal found 14/9£429

Thu 9/1006:00MDT - LHR

1 stop26h 30mDelta

Tue 14/1008:40LHR - MDT

2 stops19h 20mDelta

Deal found 13/9£458

Mon 6/1010:57MDT - LGW

1 stop18h 03mMultiple Airlines

Tue 14/1014:00LGW - MDT

1 stop23h 18mMultiple Airlines

Deal found 13/9£459

Tue 7/1006:00MDT - LHR

1 stop26h 30mDelta

Mon 13/1020:25LHR - MDT

2 stops20h 28mDelta

Deal found 13/9£462

Thu 9/1006:00MDT - LHR

1 stop26h 30mDelta

Wed 15/1009:40LHR - MDT

2 stops18h 20mDelta

Deal found 13/9£466

Best flights from Harrisburg to London
Discover carefully curated flight deals from Harrisburg to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Mon 6/1010:57MDT - LGW

1 stop18h 03mMultiple Airlines

Thu 9/1014:00LGW - MDT

1 stop34h 35mMultiple Airlines

Deal found 13/9£384

Wed 15/1018:25MDT - LHR

1 stop14h 05mKLM

Wed 22/1015:15LHR - MDT

1 stop12h 53mKLM

Deal found 14/9£386

Mon 3/1112:33MDT - LHR

1 stop15h 12mDelta

Tue 11/1106:20LHR - MDT

2 stops21h 44mDelta

Deal found 13/9£386

Tue 7/1006:00MDT - LHR

1 stop20h 15mDelta

Wed 15/1006:15LHR - MDT

2 stops21h 53mDelta

Deal found 13/9£386

Mon 6/1018:25MDT - LHR

1 stop14h 05mDelta

Wed 15/1006:15LHR - MDT

2 stops21h 53mDelta

Deal found 13/9£386

Wed 8/1009:08MDT - LGW

1 stop19h 52mMultiple Airlines

Thu 9/1014:00LGW - MDT

1 stop34h 35mMultiple Airlines

Deal found 13/9£442

Wed 22/1011:44MDT - LHR

1 stop18h 26mDelta

Wed 29/1006:30LHR - MDT

2 stops20h 38mDelta

Deal found 14/9£387

Thu 25/912:59MDT - LCY

2 stops24h 26mBritish Airways

Sun 28/919:00LCY - MDT

2 stops28h 03mBritish Airways

Deal found 12/9£947

Mon 6/1010:57MDT - LGW

1 stop18h 03mMultiple Airlines

Tue 14/1014:00LGW - MDT

1 stop23h 18mMultiple Airlines

Deal found 13/9£459

Sun 5/1018:23MDT - LHR

1 stop31h 52mDelta

Tue 14/1008:40LHR - MDT

2 stops19h 20mDelta

Deal found 13/9£387

Sat 11/1021:12MDT - LGW

1 stop31h 58mMultiple Airlines

Tue 14/1014:00LGW - MDT

1 stop23h 18mMultiple Airlines

Deal found 13/9£467

Wed 15/1006:00MDT - LHR

1 stop20h 15mDelta

Wed 22/1006:30LHR - MDT

2 stops21h 38mDelta

Deal found 13/9£387

Last-minute flights from Harrisburg to London
Discover last-minute flight deals from Harrisburg to London. Data last updated 15 September 2025 and is based on user searches.

Wed 1/1008:15MDT - LHR

2 stops17h 15mUnited Airlines

Tue 7/1006:50LHR - MDT

2 stops15h 02mUnited Airlines

Deal found 14/9£473

Sun 5/1006:00MDT - LHR

1 stop26h 30mDelta

Wed 15/1006:15LHR - MDT

2 stops21h 53mDelta

Deal found 13/9£386

Mon 6/1010:57MDT - LGW

1 stop18h 03mMultiple Airlines

Thu 9/1014:00LGW - MDT

1 stop34h 35mMultiple Airlines

Deal found 13/9£384

Mon 6/1017:00MDT - LHR

2 stops15h 30mDelta

Wed 15/1006:15LHR - MDT

2 stops21h 53mDelta

Deal found 13/9£390

Mon 6/1010:57MDT - LGW

1 stop18h 03mMultiple Airlines

Tue 14/1014:00LGW - MDT

1 stop23h 18mMultiple Airlines

Deal found 13/9£459

Tue 7/1006:00MDT - LHR

1 stop26h 30mDelta

Mon 13/1020:25LHR - MDT

2 stops20h 28mDelta

Deal found 13/9£462

Thu 9/1006:00MDT - LHR

1 stop26h 30mDelta

Tue 14/1008:40LHR - MDT

2 stops19h 20mDelta

Deal found 13/9£458

Thu 9/1006:00MDT - LHR

1 stop26h 30mDelta

Wed 15/1009:40LHR - MDT

2 stops18h 20mDelta

Deal found 13/9£466

Sat 11/1021:12MDT - LGW

1 stop31h 58mMultiple Airlines

Tue 14/1014:00LGW - MDT

1 stop23h 18mMultiple Airlines

Deal found 13/9£467

Wed 15/1018:25MDT - LHR

1 stop14h 05mKLM

Wed 22/1015:15LHR - MDT

1 stop12h 53mKLM

Deal found 14/9£386

Wed 15/1006:00MDT - LHR

1 stop20h 15mDelta

Wed 22/1006:30LHR - MDT

2 stops21h 38mDelta

Deal found 14/9£387

Wed 15/1017:00MDT - LCY

2 stops18h 40mDelta

Wed 22/1010:00LCY - MDT

2 stops18h 08mDelta

Deal found 14/9£429

One-way flights from Harrisburg to London
Search for one-way flight options from Harrisburg to London. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Sun 5/1014:33MDT - LHR

1 stop11h 22mUnited Airlines

Deal found 14/9£294

Sun 5/1010:25MDT - LCY

2 stops16h 45mLufthansa

Deal found 14/9£327

Sat 20/914:24MDT - LHR

1 stop15h 16mUnited Airlines

Deal found 13/9£327

Sat 20/916:30MDT - LHR

1 stop12h 50mBritish Airways

Deal found 14/9£416

Mon 27/1014:35MDT - LHR

1 stop16h 15mLufthansa

Deal found 13/9£1,588

Mon 27/1014:35MDT - LCY

2 stops14h 40mLufthansa

Deal found 13/9£1,636

Mon 27/1017:01MDT - LHR

1 stop9h 34mBritish Airways

Deal found 14/9£1,732

Fly from

Fly to

Route

Depart

Return

Price

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Mon 6/10

10:57-10:00

1 stop18h 03m

London Gatwick

Thu 9/10

14:00-19:35

1 stop34h 35m

£384

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 15/10

18:25-13:30

1 stop14h 05m

London Heathrow

Wed 22/10

15:15-23:08

1 stop12h 53m

£386

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 3/11

12:33-08:45

1 stop15h 12m

London Heathrow

Tue 11/11

06:20-23:04

2 stops21h 44m

£386

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 7/10

06:00-07:15

1 stop20h 15m

London Heathrow

Wed 15/10

06:15-23:08

2 stops21h 53m

£386

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 6/10

18:25-13:30

1 stop14h 05m

London Heathrow

Wed 15/10

06:15-23:08

2 stops21h 53m

£386

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 22/10

11:44-11:10

1 stop18h 26m

London Heathrow

Wed 29/10

06:30-23:08

2 stops20h 38m

£387

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 5/10

18:23-07:15

1 stop31h 52m

London Heathrow

Tue 14/10

08:40-23:00

2 stops19h 20m

£387

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 15/10

06:00-07:15

1 stop20h 15m

London Heathrow

Wed 22/10

06:30-23:08

2 stops21h 38m

£387

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 8/10

12:33-09:15

2 stops15h 42m

London Heathrow

Wed 15/10

06:15-23:08

2 stops21h 53m

£390

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 6/10

17:00-13:30

2 stops15h 30m

London Heathrow

Tue 14/10

06:30-23:08

2 stops21h 38m

£391

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 32 results

Best time to book a flight from Harrisburg to London

Have a flexible travel schedule? Discover the best time to fly to London from Harrisburg with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Harrisburg to London

What is the cheapest month to book a flight from Harrisburg to London?

Currently, January is the cheapest month in which you can book a flight from Harrisburg to London (average of £112). Flying from Harrisburg to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

What airport do you fly from for flights from Harrisburg to London?
Most people fly from Harrisburg (MDT) if they book a flight from Harrisburg to London. On average, Harrisburg has 0 outbound flights to London per day from 0 airlines. Harrisburg is conveniently located just 8.5 mi from Harrisburg’s city center.
How long is the flight from Harrisburg to London?
For as low as £386, KLM can have you in London from Harrisburg in 14h 05m. The distance from Harrisburg to London is about 3581 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from Harrisburg to London?
The most popular flight routes from Harrisburg to London are Harrisburg - London Heathrow, Harrisburg - London City and Harrisburg - London Gatwick.
Can I find deals for flights from Harrisburg to London that include hotel bookings?
Yes. In addition to deals on Harrisburg to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Harrisburg to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harrisburg to London.
Can I find deals for business class flights from Harrisburg to London?
Yes. Cheapflights offers flight deals from Harrisburg to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Harrisburg to London?
Currently, January is the cheapest month in which you can book a flight from Harrisburg to London (average of £112). Flying from Harrisburg to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from Harrisburg to London?

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Can Cheapflights find flights from Harrisburg to London with no change fees?

Yes! Cheapflights helps users easily find flights from Harrisburg to London with no change fees.

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Of course! You can now track prices for flights from Harrisburg to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Harrisburg to London from £294

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Harrisburg to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Harrisburg to London

Cheapest flights from Harrisburg to LondonExplore the most affordable flight options available from Harrisburg to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Explore the most affordable flight options available from Harrisburg to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Harrisburg to London

Have a flexible travel schedule? Discover the best time to fly to London from Harrisburg with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Harrisburg to London

What is the cheapest month to book a flight from Harrisburg to London?

Related info for your journey

Find useful and relevant information for your journey from Harrisburg to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Harrisburg to London?

How long is the flight from Harrisburg to London?

What are the most popular routes from Harrisburg to London?

Can I find deals for flights from Harrisburg to London that include hotel bookings?

How can I find direct flights from Harrisburg to London?

Can I find deals for business class flights from Harrisburg to London?

What is the cheapest month to book a flight from Harrisburg to London?

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How does Cheapflights help users find flights from Harrisburg to London?

Why should you use Cheapflights to find cheap flight tickets from Harrisburg to London?

Can Cheapflights find flights from Harrisburg to London with no change fees?

Can Cheapflights notify me if prices for flights from Harrisburg to London become cheaper?

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Cheapest flights from Harrisburg to London
Explore the most affordable flight options available from Harrisburg to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.