London

$462+ Cheap flights from Harrisburg (MDT) to London (LON)

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LON
Jan 8 — Jan 151
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Cheap 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 December 9, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/153:00 pmMDT - LHR
1 stop14h 50mLufthansa
Wed 1/216:35 amLHR - MDT
2 stops17h 24mLufthansa
Deal found 12/9$796
This Delta deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:00 amMDT - LHR
2 stops20h 50mDelta
Wed 1/218:40 amLHR - MDT
2 stops19h 46mDelta
Deal found 12/9$808
This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:30 amMDT - LHR
2 stops19h 00mUnited Airlines
Wed 1/141:45 pmLHR - MDT
2 stops36h 20mUnited Airlines
Deal found 12/9$809
This KLM deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1512:41 pmMDT - LHR
1 stop15h 04mKLM
Wed 1/2110:45 amLHR - MDT
1 stop17h 41mKLM
Deal found 12/9$831
This Ovago deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:52 pmMDT - LHR
2 stops20h 03mBritish Airways
Wed 1/217:20 amLHR - MDT
2 stops17h 54mBritish Airways
Deal found 12/9$841
This Ovago deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:52 pmMDT - LHR
2 stops20h 03mBritish Airways
Wed 1/147:35 amLHR - MDT
2 stops17h 39mBritish Airways
Deal found 12/9$842
This oojo deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:52 pmMDT - LCY
2 stops19h 43mBritish Airways
Tue 12/308:40 amLCY - MDT
2 stops15h 27mBritish Airways
Deal found 12/9$2,168
This oojo deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/132:55 pmMDT - LCY
2 stops36h 55mBritish Airways
Sat 12/208:40 amLCY - MDT
2 stops15h 27mBritish Airways
Deal found 12/9$3,311

Find flight deals from Harrisburg to London

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$629
(KLM)

One-way from

$462
(United Airlines)

Popular in

July

Cheapest in

January

Average price

$1,065
Provider with most accurate pricing for Harrisburg-London (LON) flight deals.
Provider most trusted by Cheapflights users for Harrisburg-London (LON) flights.
From Harrisburg to London (LON)
One-way flight from Harrisburg to London (LON)
Highest demand for flights based on searches. 9% potential increase in price ($79 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harrisburg to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
Use the filters below to find and compare flights from Harrisburg to London that are best for you.

Fly from

Harrisburg

Fly to

London

Route

Depart

Return

Price

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 1/20

6:00 am-7:50 am

1 stop20h 50m

London Heathrow

Tue 1/27

11:45 am-10:56 pm

2 stops16h 11m

$629

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 1/28

12:24 pm-9:00 am

1 stop15h 36m

London Heathrow

Sun 2/1

6:30 am-5:07 pm

2 stops15h 37m

$629

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 1/23

12:24 pm-7:50 am

1 stop14h 26m

London Heathrow

Wed 1/28

6:30 am-5:07 pm

2 stops15h 37m

$629

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 2/20

12:20 pm-9:00 am

1 stop15h 40m

London Heathrow

Wed 2/25

11:45 am-11:00 pm

2 stops16h 15m

$629

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 1/27

12:24 pm-8:45 am

2 stops15h 21m

London Heathrow

Sun 2/1

6:30 am-5:07 pm

2 stops15h 37m

$633

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sat 2/28

2:25 pm-9:00 am

1 stop13h 35m

London Heathrow

Sat 3/7

6:20 am-11:33 pm

2 stops22h 13m

$634

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 4/7

5:02 pm-6:50 am

1 stop8h 48m

London Heathrow

Thu 4/16

6:10 am-10:00 pm

2 stops20h 50m

$645

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sat 2/28

2:25 pm-11:40 am

1 stop16h 15m

London Heathrow

Sat 3/7

8:55 am-11:33 pm

1 stop19h 38m

$656

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 4/7

5:02 pm-5:15 pm

2 stops19h 13m

London Heathrow

Thu 4/16

6:10 am-10:00 pm

2 stops20h 50m

$676

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Fri 1/23

11:27 am-10:00 am

1 stop17h 33m

London Gatwick

Wed 1/28

1:00 pm-10:32 am

2 stops50h 32m

$748

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 27 results
1
2
3

Compare providers for flights from Harrisburg to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harrisburg to London in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Harrisburg-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Harrisburg-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Harrisburg-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harrisburg-London flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harrisburg-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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, July is the cheapest month in which you can book a flight from Harrisburg to London (average of $290). Flying from Harrisburg to London in June is currently the most expensive (average of $725). 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.

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

Find hourly flight availability from Harrisburg to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

One of the essential ways to save on airfare from Harrisburg to London is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 22% on airfare.

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 December 9, 2025.
Peruse reviews from past customers who have flown with United Airlines, American Airlines, and British Airways from Harrisburg to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Boarding

7.7

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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?

    Located just 8.5 mi from the city center, Harrisburg is the airport most travelers will use when flying to London from Harrisburg. Booking flights from Harrisburg (MDT) to London should be relatively easy as there are 0 daily outbound flights to London from 4 different airlines.

  • How long is the flight from Harrisburg to London?

    KLM, Delta, and British Airways can get you from Harrisburg to London in just under 15h 21m. Your travel time can differ by up to 21h 26m. Airlines will cover a distance of 3581 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, Delta ($531), United Airlines ($634), and American Airlines ($693) offers the cheapest pricing from Harrisburg to London. These flights start at 31% lower than the current average price 3 months from now.

  • What are the most popular routes from Harrisburg to London?

  • 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 vacation 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, July is the cheapest month in which you can book a flight from Harrisburg to London (average of $290). Flying from Harrisburg to London in June is currently the most expensive (average of $725). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Hayes
Borehamwood
Aylesbury
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Horley
Kingston upon Thames
Wembley
Folkestone
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Alternative routes for Harrisburg to London

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

Top 4 airlines flying from Harrisburg to London

Discover the top 4 airlines that operate flights from Harrisburg to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$531Average$754FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$634Average$979FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$693Average$868FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$694Average$758FlexibilityNo cancel feeOn-time70%

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