London

$256+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LON
Dec 25 — Jan 11
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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 November 25, 2025.

This United Airlines deal was found by Cheapflights users on 11/23. 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.
Fri 12/56:30 amMDT - LHR
1 stop20h 25mUnited Airlines
Tue 12/99:00 amLHR - MDT
2 stops16h 57mUnited Airlines
Deal found 11/23$832
This Lufthansa deal was found by Cheapflights users on 11/23. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/53:00 pmMDT - LHR
1 stop10h 40mLufthansa
Tue 12/912:05 pmLHR - MDT
1 stop11h 49mLufthansa
Deal found 11/23$860
This oojo deal was found by Cheapflights users on 11/24. 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 - LHR
2 stops16h 43mBritish Airways
Mon 12/296:05 amLHR - MDT
2 stops18h 02mBritish Airways
Deal found 11/24$1,080
This FlightHub deal was found by Cheapflights users on 11/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/221:52 pmMDT - LHR
2 stops21h 13mMultiple Airlines
Mon 12/296:05 amLHR - MDT
2 stops18h 02mMultiple Airlines
Deal found 11/24$1,096
This oojo deal was found by Cheapflights users on 11/24. 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 stops25h 08mBritish Airways
Mon 12/298:40 amLCY - MDT
2 stops15h 27mBritish Airways
Deal found 11/24$1,138
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Mon 12/223:15 pmMDT - LHR
1 stop33h 40mUnited Airlines
Mon 12/297:55 amLHR - MDT
1 stop21h 12mUnited Airlines
Deal found 11/24$1,225
This FlightHub deal was found by Cheapflights users on 11/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:55 pmMDT - LHR
1 stop10h 40mMultiple Airlines
Wed 12/106:15 amLHR - MDT
2 stops17h 52mMultiple Airlines
Deal found 11/25$1,297
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Sun 12/216:15 amMDT - LHR
2 stops19h 55mUnited Airlines
Sun 12/2811:10 amLHR - MDT
2 stops17h 57mUnited Airlines
Deal found 11/24$1,298
This Ovago deal was found by Cheapflights users on 11/25. 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.
Sat 12/62:55 pmMDT - LHR
1 stop11h 55mBritish Airways
Wed 12/1010:05 amLHR - MDT
1 stop14h 02mBritish Airways
Deal found 11/25$1,300
This oojo deal was found by Cheapflights users on 11/24. 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.
Sun 12/211:52 pmMDT - LCY
2 stops25h 08mBritish Airways
Sun 12/286:55 pmLCY - MDT
2 stops29h 12mBritish Airways
Deal found 11/24$1,524
This Delta deal was found by Cheapflights users on 11/23. 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.
Fri 12/56:00 amMDT - LCY
2 stops21h 10mDelta
Tue 12/910:00 amLCY - MDT
2 stops18h 13mDelta
Deal found 11/23$1,540
This oojo deal was found by Cheapflights users on 11/25. 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 12/62:55 pmMDT - LCY
2 stops36h 55mBritish Airways
Wed 12/106:55 pmLCY - MDT
2 stops29h 12mBritish Airways
Deal found 11/25$1,706

Cheap 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 November 25, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$655
(oojo)

One-way from

$256
(American Airlines)

Popular in

December

Cheapest in

January

Average price

$650
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)
High demand for flights, 2% potential price rise
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Average for round-trip flights in November 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 November 25, 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

Fri 1/9

5:05 pm-8:45 am

1 stop10h 40m

London Heathrow

Fri 1/16

6:30 am-4:25 pm

2 stops14h 55m

$626

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 1/9

6:00 am-7:05 am

2 stops20h 05m

London Heathrow

Fri 1/16

6:30 am-5:16 pm

2 stops15h 46m

$630

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 4/14

5:02 pm-6:50 am

1 stop8h 48m

London Heathrow

Mon 4/20

6:15 pm-4:32 pm

2 stops27h 17m

$655

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 4/30

5:02 pm-6:50 am

1 stop8h 48m

London Heathrow

Wed 5/6

4:35 pm-10:00 pm

2 stops34h 25m

$710

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 4/24

6:25 pm-1:30 pm

1 stop14h 05m

London Heathrow

Mon 4/27

11:30 am-10:44 pm

2 stops16h 14m

$713

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 5/14

6:32 pm-11:15 am

1 stop11h 43m

London Heathrow

Tue 5/19

11:00 am-8:10 pm

1 stop14h 10m

$736

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 1/15

6:30 am-5:55 am

1 stop18h 25m

London Heathrow

Tue 1/20

6:50 am-6:59 pm

2 stops17h 09m

$738

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 4/24

5:02 pm-10:20 am

1 stop12h 18m

London Heathrow

Mon 4/27

5:00 pm-10:00 pm

2 stops34h 00m

$740

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 4/14

7:26 pm-4:30 pm

2 stops40h 04m

London City

Mon 4/20

7:55 pm-4:32 pm

2 stops25h 37m

$863

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Thu 4/30

5:02 pm-9:10 pm

2 stops23h 08m

London City

Wed 5/6

1:30 pm-4:32 pm

2 stops32h 02m

$907

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 41 results
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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 November.
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 $349). Flying from Harrisburg to London in June is currently the most expensive (average of $747). 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 November 25, 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 November 25, 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.

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 8h 48m. Your travel time can differ by up to 11h 17m. 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 33% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $256. British Airways flights start at $274 while deals on United Airlines start at $520 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?

    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 $349). Flying from Harrisburg to London in June is currently the most expensive (average of $747). 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
Hayes
Southend-on-Sea
Harrow
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Winchester
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Orpington
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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 November 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$531Average$754FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$634Average$979FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$693Average$864FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$694Average$758FlexibilityNo cancel feeOn-time70%

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