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$428+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LHR
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
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 March 10, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 3/5. 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.
Tue 8/187:59 pm
MDT
-
LHR
2 stops14h 41m
Lufthansa
Wed 9/210:50 am
LHR
-
MDT
2 stops17h 35m
Lufthansa
Deal found 3/5$689
This Finnair deal was found by Cheapflights users on 3/5. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/811:46 am
MDT
-
LHR
1 stop14h 04m
Multiple Airlines
Wed 9/2312:55 pm
LHR
-
MDT
1 stop14h 36m
Multiple Airlines
Deal found 3/5$696
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 8/182:10 pm
MDT
-
LHR
1 stop13h 50m
United Airlines
Tue 8/256:50 am
LHR
-
MDT
2 stops16h 45m
United Airlines
Deal found 3/9$717
This United Airlines deal was found by Cheapflights users on 3/5. 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 10/146:00 am
MDT
-
LHR
1 stop19h 55m
United Airlines
Wed 10/218:40 am
LHR
-
MDT
2 stops17h 40m
United Airlines
Deal found 3/5$719
This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:59 pm
MDT
-
LHR
2 stops39h 41m
Lufthansa
Mon 8/244:25 pm
LHR
-
MDT
2 stops36h 00m
Lufthansa
Deal found 3/9$721
This Delta deal was found by Cheapflights users on 3/9. 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.
Wed 10/142:56 pm
MDT
-
LHR
1 stop17h 19m
Delta
Wed 10/218:55 am
LHR
-
MDT
2 stops18h 51m
Delta
Deal found 3/9$725
This United Airlines deal was found by Cheapflights users on 3/9. 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 9/97:59 pm
MDT
-
LHR
2 stops14h 41m
United Airlines
Wed 9/166:50 am
LHR
-
MDT
2 stops16h 45m
United Airlines
Deal found 3/9$726
This United Airlines deal was found by Cheapflights users on 3/5. 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 8/267:59 pm
MDT
-
LHR
1 stop9h 41m
United Airlines
Tue 9/87:30 am
LHR
-
MDT
2 stops17h 00m
United Airlines
Deal found 3/5$729
This United Airlines deal was found by Cheapflights users on 3/8. 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 12/76:30 am
MDT
-
LHR
2 stops19h 40m
United Airlines
Fri 12/117:30 am
LHR
-
MDT
2 stops35h 19m
United Airlines
Deal found 3/8$732
This United Airlines deal was found by Cheapflights users on 3/5. 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 9/88:30 am
MDT
-
LHR
2 stops17h 25m
United Airlines
Wed 9/237:30 am
LHR
-
MDT
2 stops16h 05m
United Airlines
Deal found 3/5$733

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$756
(Finnair)

One-way from

$428
(Kiwi.com)

Popular in

April

Cheapest in

November

Average price

$871
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. 34% potential increase in price ($530 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 21% potential price decrease ($176 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 10, 2026.
Use the filters below to find and compare flights from Harrisburg to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 5/5

12:00 pm-7:15 am

1 stop14h 15m

London Heathrow

Wed 5/20

11:45 am-11:51 pm

2 stops17h 06m

$778

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 4/5

2:41 pm-10:40 am

1 stop14h 59m

London Heathrow

Tue 4/21

9:30 am-11:28 pm

2 stops18h 58m

$781

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 5/5

6:30 am-10:00 am

2 stops22h 30m

London Heathrow

Tue 5/12

6:50 am-11:28 pm

2 stops21h 38m

$781
Quickest round-trip

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 4/22

2:50 pm-6:50 am

1 stop11h 00m

London Heathrow

Wed 4/29

9:15 am-9:09 pm

2 stops16h 54m

$811

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 4/2

8:29 am-6:30 am

2 stops17h 01m

London Heathrow

Thu 4/9

6:50 am-6:55 pm

2 stops17h 05m

$827
Cheapest one-way

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 5/26

5:50 pm-1:55 pm

2 stops15h 05m

$648

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 3/12

6:15 am-9:45 am

2 stops23h 30m

$664

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 6/2

12:19 pm-11:10 am

3 stops41h 51m

$705

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 5/28

8:37 pm-3:35 pm

2 stops37h 58m

$737

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 6/2

11:53 am-11:20 am

1 stop18h 27m

$766

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harrisburg-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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, January is the cheapest month in which you can book a flight from Harrisburg to London Heathrow Airport (average of $481). Flying from Harrisburg to London Heathrow Airport in June is currently the most expensive (average of $699). 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.

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 March 10, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican 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
8,276 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

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
8,276 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

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
9,409 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

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
7.1
Good
11,414 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

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
7,781 reviews
Delta
7.9
Good
8,276 reviews

Entertainment

7.8

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Comfort

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 $778, Delta can have you in London Heathrow Airport from Harrisburg in 14h 15m. The distance from Harrisburg to London Heathrow Airport is about 3581 mi. This flight may include one or multiple stops.

  • 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 46% 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, January is the cheapest month in which you can book a flight from Harrisburg to London Heathrow Airport (average of $481). Flying from Harrisburg to London Heathrow Airport in June is currently the most expensive (average of $699). 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
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Borehamwood
Broadway
Aylesbury
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne

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.

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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$531Average$809FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$634Average$979FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$693Average$868FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$694Average$757FlexibilityNo cancel feeOn-time70%

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