What are the cheapest airlines flying from Harrisburg to London round-trip?

Currently priced at £453, Delta will fly you from Harrisburg to London and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and United Airlines - these airlines can fly you to your destination from £556 and £646, respectively. You may be able to fly from Harrisburg to London for 31% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Harrisburg to London one-way?

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as £588. However, be on the lookout for offers from British Airways and United Airlines, as they are both options that can get you from Harrisburg to London for a low price.

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 £665 per person but you can even find prices for as low as £455. The most expensive prices can be found in the month of June. Opting for a October flight can save you 43% on your journey compared to booking in June

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.

£257+ Flights from Harrisburg to London

Cheap flight deals from Harrisburg to London

Round-trip from	£453
One-way from	£257
Popular in	June
Cheapest in	October
Average price	£556

Delta
19/8-26/8
3 total stops
33h 52m total
Harrisburg to London

Search Deals

5/6
3 total stops
55h 08m total
Harrisburg to London

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (£124 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 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 18 April 2025.

Tue 19/812:25MDT - LHR

1 stop13h 50mDelta

Tue 26/808:40LHR - MDT

2 stops20h 02mDelta

Deal found 17/4£453

Tue 19/816:57MDT - LCY

2 stops12h 23mBritish Airways

Tue 26/807:00LCY - MDT

2 stops14h 27mBritish Airways

Deal found 17/4£556

Wed 3/1214:55MDT - LHR

1 stop10h 45mUnited Airlines

Wed 10/1214:30LHR - MDT

2 stops32h 58mUnited Airlines

Deal found 17/4£576

Wed 3/1212:35MDT - LHR

1 stop15h 15mKLM

Wed 10/1212:20LHR - MDT

1 stop15h 25mKLM

Deal found 17/4£594

Fri 28/1114:04MDT - LGW

2 stops23h 46mBritish Airways

Wed 3/1219:35LGW - MDT

2 stops31h 21mBritish Airways

Deal found 16/4£686

Thu 3/718:27MDT - LHR

1 stop31h 13mBritish Airways

Thu 17/713:30LHR - MDT

1 stop11h 30mBritish Airways

Deal found 17/4£745

Fri 18/414:30MDT - LHR

2 stops25h 15mLufthansa

Mon 21/419:10LHR - MDT

2 stops53h 32mLufthansa

Deal found 17/4£762

Mon 26/511:52MDT - LHR

1 stop15h 13mAmerican Airlines

Fri 13/612:30LHR - MDT

1 stop14h 36mAmerican Airlines

Deal found 17/4£812

Fri 25/412:55MDT - LCY

2 stops15h 35mDelta

Sat 3/508:40LCY - MDT

2 stops18h 25mDelta

Deal found 17/4£1,337

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 18 April 2025.

Tue 19/812:25MDT - LHR

1 stop13h 50mDelta

Tue 26/808:40LHR - MDT

2 stops20h 02mDelta

Deal found 17/4£453

Tue 19/816:57MDT - LCY

2 stops12h 23mBritish Airways

Tue 26/807:00LCY - MDT

2 stops14h 27mBritish Airways

Deal found 17/4£556

Mon 19/514:30MDT - LHR

1 stop11h 25mUnited Airlines

Tue 27/514:05LHR - MDT

2 stops28h 39mUnited Airlines

Deal found 17/4£646

Mon 26/511:52MDT - LHR

1 stop15h 13mAmerican Airlines

Fri 13/612:30LHR - MDT

1 stop14h 36mAmerican Airlines

Deal found 17/4£812

Thu 3/718:27MDT - LHR

1 stop31h 13mBritish Airways

Thu 17/713:30LHR - MDT

1 stop11h 30mBritish Airways

Deal found 17/4£745

Mon 19/515:20MDT - LGW

2 stops23h 40mBritish Airways

Tue 27/520:40LGW - MDT

2 stops27h 53mBritish Airways

Deal found 17/4£850

Thu 15/516:50MDT - LHR

1 stop11h 05mKLM

Thu 22/509:20LHR - MDT

1 stop19h 25mKLM

Deal found 17/4£2,974

Thu 15/514:30MDT - LHR

2 stops25h 15mLufthansa

Thu 22/510:50LHR - MDT

2 stops36h 59mLufthansa

Deal found 17/4£4,419

Last-minute flights from Harrisburg to London
Discover last-minute flight deals from Harrisburg to London. Data last updated 18 April 2025 and is based on user searches.

Fri 18/414:30MDT - LHR

2 stops25h 15mLufthansa

Mon 21/419:10LHR - MDT

2 stops53h 32mLufthansa

Deal found 17/4£762

Fri 18/412:55MDT - LHR

1 stop17h 15mKLM

Mon 21/409:20LHR - MDT

1 stop19h 26mKLM

Deal found 17/4£782

Fri 25/406:30MDT - LHR

1 stop20h 50mUnited Airlines

Sat 3/514:05LHR - MDT

2 stops33h 40mUnited Airlines

Deal found 17/4£765

Fri 25/418:19MDT - LHR

1 stop14h 11mKLM

Sat 3/509:20LHR - MDT

1 stop17h 45mKLM

Deal found 17/4£782

Fri 25/412:55MDT - LCY

2 stops15h 35mDelta

Sat 3/508:40LCY - MDT

2 stops18h 25mDelta

Deal found 17/4£1,337

Mon 19/514:30MDT - LHR

1 stop11h 25mUnited Airlines

Tue 27/514:05LHR - MDT

2 stops28h 39mUnited Airlines

Deal found 17/4£646

Mon 19/515:20MDT - LCY

2 stops15h 10mBritish Airways

Tue 27/508:40LCY - MDT

2 stops15h 53mBritish Airways

Deal found 17/4£766

Mon 19/515:20MDT - LGW

2 stops23h 40mBritish Airways

Tue 27/520:40LGW - MDT

2 stops27h 53mBritish Airways

Deal found 17/4£850

Mon 26/517:58MDT - LHR

1 stop12h 12mDelta

Fri 13/609:55LHR - MDT

2 stops19h 01mDelta

Deal found 17/4£803

Mon 26/516:01MDT - LHR

2 stops21h 29mBritish Airways

Fri 13/606:15LHR - MDT

2 stops19h 25mBritish Airways

Deal found 17/4£805

Mon 26/511:52MDT - LHR

1 stop15h 13mAmerican Airlines

Fri 13/612:30LHR - MDT

1 stop14h 36mAmerican Airlines

Deal found 17/4£812

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 18 April 2025.

Thu 5/621:17MDT - LGW

3 stops55h 08mMultiple Airlines

Deal found 16/4£257

Sun 1/621:21MDT - LHR

3 stops43h 19mMultiple Airlines

Deal found 16/4£301

Sun 1/621:21MDT - LCY

3 stops43h 19mMultiple Airlines

Deal found 16/4£317

Thu 5/606:24MDT - LHR

2 stops19h 01mDelta

Deal found 16/4£588

Tue 3/615:20MDT - LHR

2 stops11h 30mBritish Airways

Deal found 16/4£594

Thu 5/617:58MDT - LCY

2 stops17h 42mDelta

Deal found 16/4£624

Sat 31/519:59MDT - LHR

1 stop29h 56mUnited Airlines

Deal found 16/4£634

Fri 6/619:59MDT - LCY

2 stops40h 16mLufthansa

Deal found 16/4£643

Sat 31/519:59MDT - LHR

2 stops32h 41mLufthansa

Deal found 16/4£653

Mon 2/615:20MDT - LGW

2 stops38h 15mBritish Airways

Deal found 16/4£742

Wed 4/611:46MDT - LGW

2 stops17h 14mDelta

Deal found 16/4£10,791

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 19/8

12:25-07:15

1 stop13h 50m

London Heathrow

Tue 26/8

08:40-23:42

2 stops20h 02m

£453

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 19/8

16:57-10:20

2 stops12h 23m

London City

Tue 26/8

07:00-16:27

2 stops14h 27m

£556

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 19/5

14:30-06:55

1 stop11h 25m

London Heathrow

Tue 27/5

14:05-13:44

2 stops28h 39m

£646

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 3/7

18:27-06:40

1 stop31h 13m

London Heathrow

Thu 17/7

13:30-20:00

1 stop11h 30m

£745

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 26/5

11:52-08:05

1 stop15h 13m

London Heathrow

Fri 13/6

12:30-22:06

1 stop14h 36m

£812

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Mon 19/5

15:20-20:00

2 stops23h 40m

London Gatwick

Tue 27/5

20:40-19:33

2 stops27h 53m

£850

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 15/5

16:50-08:55

1 stop11h 05m

London Heathrow

Thu 22/5

09:20-23:45

1 stop19h 25m

£2,974

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 15/5

14:30-20:45

2 stops25h 15m

London Heathrow

Thu 22/5

10:50-18:49

2 stops36h 59m

£4,419

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Thu 5/6

21:17-09:25

3 stops55h 08m

£257

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 1/6

21:21-21:40

3 stops43h 19m

£301

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 19 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.

Rainfall in London by month

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.

Temperature in London by month

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).

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Harrisburg to London, such as Delta, KLM and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

7,917 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,329 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,667 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Lufthansa

6.7

Okay

7,012 reviews

Delta

8.0

Very Good

7,917 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.
What are the cheapest airlines flying from Harrisburg to London round-trip?
Currently priced at £453, Delta will fly you from Harrisburg to London and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and United Airlines - these airlines can fly you to your destination from £556 and £646, respectively. You may be able to fly from Harrisburg to London for 31% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Harrisburg to London one-way?
The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as £588. However, be on the lookout for offers from British Airways and United Airlines, as they are both options that can get you from Harrisburg to London for a low price.
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

Hounslow

Deal

Milton Keynes

Gatwick

Luton

Slough

Croydon

Eastbourne

Wembley

Hayes

Crawley

Southend-on-Sea

Maidstone

Ipswich

Southall

Ilford

Winchester

Folkestone

Dartford

Watford

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

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

Cheapflights helps you search for flights from Harrisburg to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Harrisburg to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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.

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Harrisburg to London from £257

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 5/6. 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 18 April 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 18 April 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?

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 18 April 2025.

Read through reviews of airlines operating flights from Harrisburg to London, such as Delta, KLM and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

What are the cheapest airlines flying from Harrisburg to London round-trip?

What are the cheapest airlines to fly from Harrisburg to London one-way?

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?

Travelling to a place near Harrisburg?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Harrisburg to London

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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?

100% Free

Book with Flexibility

Travel Smart

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 18 April 2025.