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Heathrow

$446+ Cheap flights from Harrisburg (MDT) to Heathrow (LHR)

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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LHR
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Harrisburg to Heathrow

Cheapest flights from Harrisburg to Heathrow
Explore the most affordable flight options available from Harrisburg to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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.
Tue 12/306:30 amMDT - LHR
1 stop18h 25mUnited Airlines
Fri 1/96:00 pmLHR - MDT
2 stops29h 59mUnited Airlines
Deal found 12/10$796
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Tue 12/235:24 pmMDT - LHR
2 stops32h 46mUnited Airlines
Tue 1/131:25 pmLHR - MDT
2 stops29h 26mUnited Airlines
Deal found 12/10$821
This FlightHub deal was found by Cheapflights users on 12/10. 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.
Wed 12/241:52 pmMDT - LHR
2 stops20h 03mBritish Airways
Wed 1/146:15 amLHR - MDT
2 stops18h 59mBritish Airways
Deal found 12/10$834
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Tue 12/306:30 amMDT - LHR
1 stop18h 25mUnited Airlines
Sat 1/106:00 pmLHR - MDT
2 stops29h 59mUnited Airlines
Deal found 12/10$846
This Delta deal was found by Cheapflights users on 12/10. 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.
Tue 12/301:34 pmMDT - LHR
2 stops36h 16mDelta
Sun 1/118:55 amLHR - MDT
1 stop13h 12mDelta
Deal found 12/10$847
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/246:15 amMDT - LHR
1 stop23h 35mUnited Airlines
Wed 1/146:50 amLHR - MDT
2 stops17h 09mUnited Airlines
Deal found 12/10$851
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Tue 12/3010:30 amMDT - LHR
1 stop15h 10mUnited Airlines
Sun 1/1112:05 pmLHR - MDT
1 stop11h 54mUnited Airlines
Deal found 12/10$863
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/126:15 amMDT - LHR
2 stops22h 05mUnited Airlines
Fri 12/1910:25 amLHR - MDT
1 stop18h 42mUnited Airlines
Deal found 12/11$864

Find flight deals from Harrisburg to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) to Heathrow (LHR). 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 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$629
(Delta)

One-way from

$446
(Expedia)

Popular in

June

Cheapest in

November

Average price

$925
Provider with most accurate pricing for Harrisburg-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harrisburg-London Heathrow flights.
Search Deals
From Harrisburg to London Heathrow
Search Deals
One-way flight from Harrisburg to London Heathrow
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harrisburg to Heathrow 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 12, 2025.
Use the filters below to find and compare flights from Harrisburg to London Heathrow Airport that are best for you.

Fly from

Harrisburg

Fly to

Heathrow

Route

Depart

Return

Price

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 1/14

12:24 pm-6:25 am

1 stop13h 01m

London Heathrow

Tue 1/20

8:40 am-10:56 pm

2 stops19h 16m

$629

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 1/11

6:02 pm-6:25 am

1 stop31h 23m

London Heathrow

Sat 1/24

8:40 am-10:56 pm

2 stops19h 16m

$629

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 1/12

6:02 pm-9:00 am

1 stop33h 58m

London Heathrow

Sat 1/24

8:40 am-10:56 pm

2 stops19h 16m

$629

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 1/8

6:00 am-6:25 am

1 stop19h 25m

London Heathrow

Sat 1/24

8:40 am-10:56 pm

2 stops19h 16m

$629

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 1/25

6:02 pm-11:40 am

1 stop12h 38m

London Heathrow

Sun 2/1

8:40 am-11:00 pm

2 stops19h 20m

$629

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 1/12

6:10 am-6:50 am

2 stops19h 40m

London Heathrow

Wed 1/21

11:45 am-10:56 pm

2 stops16h 11m

$633

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 1/12

6:10 am-7:50 am

2 stops20h 40m

London Heathrow

Thu 1/22

8:40 am-10:56 pm

2 stops19h 16m

$633

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 2/19

12:20 pm-6:25 am

1 stop13h 05m

London Heathrow

Mon 2/23

6:20 am-11:33 pm

2 stops22h 13m

$634

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 2/20

12:20 pm-7:50 am

1 stop14h 30m

London Heathrow

Wed 2/25

9:00 am-11:33 pm

2 stops19h 33m

$634

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 12/14

10:45 am-6:40 am

2 stops14h 55m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from Harrisburg to Heathrow

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 Heathrow in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Harrisburg-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Harrisburg-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harrisburg-London Heathrow Airport 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Currently, February is the cheapest month in which you can book a flight from Harrisburg to London Heathrow Airport (average of $475). Flying from Harrisburg to London Heathrow Airport 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 LHR?

Find hourly flight availability from Harrisburg to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 24% on flights from Harrisburg to London Heathrow Airport by exploring options for tickets in the morning.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Harrisburg to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,048 reviews
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,571 reviews
Delta
7.9
Good
8,009 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Harrisburg to Heathrow. 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 Heathrow?

    Harrisburg (MDT) is the airport you will fly out of if you book a flight from Harrisburg to London Heathrow. You should not have trouble finding flights to London Heathrow from Harrisburg; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Harrisburg airport to London Heathrow. It is only a 8.5 mi journey to Harrisburg (MDT) from Harrisburg’s city center.

  • How long is the flight from Harrisburg to London Heathrow Airport?

    For as low as $629, Delta can have you in London Heathrow Airport from Harrisburg in 13h 01m. The distance from Harrisburg to London Heathrow Airport is about 3581 mi.

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

    Flying on Delta is currently your cheapest option to London Heathrow Airport, with prices starting at $531. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $634 and $693, respectively. Users have found that Delta is 34% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Harrisburg to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Harrisburg to Heathrow 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 Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Harrisburg to London Heathrow Airport (average of $475). Flying from Harrisburg to London Heathrow Airport 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley

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Alternative routes for Harrisburg to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Harrisburg to Heathrow

Discover the top 4 airlines that operate flights from Harrisburg to Heathrow. 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 12, 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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