HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$326+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LHR
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Harrisburg to Heathrow with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 9, 2026.

This United Airlines deal was found by Cheapflights users on 6/7. 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 11/92:12 pm
MDT
-
LHR
1 stop12h 43m
United Airlines
Wed 11/116:50 am
LHR
-
MDT
2 stops15h 10m
United Airlines
Deal found 6/7$759
This Delta deal was found by Cheapflights users on 6/9. 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.
Tue 9/812:25 pm
MDT
-
LHR
1 stop19h 50m
Delta
Wed 9/239:55 am
LHR
-
MDT
2 stops18h 10m
Delta
Deal found 6/9$875
This Delta deal was found by Cheapflights users on 6/4. 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 9/2212:15 pm
MDT
-
LHR
2 stops15h 35m
Delta
Tue 9/296:30 am
LHR
-
MDT
2 stops22h 10m
Delta
Deal found 6/4$882
This FlightHub deal was found by Cheapflights users on 6/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:10 pm
MDT
-
LHR
1 stop17h 10m
British Airways
Wed 9/239:15 am
LHR
-
MDT
2 stops18h 56m
British Airways
Deal found 6/8$884
This Delta deal was found by Cheapflights users on 6/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:24 pm
MDT
-
LHR
1 stop13h 51m
Delta
Wed 11/46:30 am
LHR
-
MDT
2 stops22h 08m
Delta
Deal found 6/5$888
This oojo deal was found by Cheapflights users on 6/4. 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.
Tue 9/222:35 pm
MDT
-
LHR
1 stop12h 15m
British Airways
Tue 9/291:00 pm
LHR
-
MDT
1 stop11h 02m
British Airways
Deal found 6/4$890

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 June 9, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$759
(United Airlines)

One-way from

$326
(oojo)

Popular in

July

Cheapest in

November

Average price

$818
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. 18% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 9, 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
Quickest round-trip

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 11/9

2:12 pm-7:55 am

1 stop12h 43m

London Heathrow

Wed 11/11

6:50 am-6:28 pm

2 stops16h 38m

$759

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 9/8

5:00 pm-1:15 pm

2 stops15h 15m

London Heathrow

Wed 9/23

8:40 am-11:05 pm

2 stops19h 25m

$881

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 8/23

3:03 pm-1:15 pm

1 stop17h 12m

London Heathrow

Sat 9/5

6:30 am-5:39 pm

2 stops16h 09m

$898

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 8/21

6:15 am-7:10 am

1 stop19h 55m

London Heathrow

Sat 8/29

6:30 am-11:21 pm

2 stops21h 51m

$898

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 10/8

12:30 pm-7:10 am

1 stop13h 40m

London Heathrow

Mon 10/19

8:40 am-11:38 pm

2 stops19h 58m

$898

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 8/23

12:22 pm-7:15 am

2 stops13h 53m

London Heathrow

Sat 9/5

8:40 am-11:21 pm

2 stops19h 41m

$902

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 8/26

5:15 pm-1:15 pm

2 stops15h 00m

London Heathrow

Tue 9/8

6:30 am-11:40 pm

2 stops22h 10m

$902
Cheapest one-way

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 9/15

6:20 am-6:25 am

2 stops19h 05m

$334

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 9/15

6:30 am-6:45 am

1 stop19h 15m

$340

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 7/23

11:41 am-6:25 am

1 stop13h 44m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/4

Showing 1-10 of 14 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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 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 Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Harrisburg-London Heathrow Airport flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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.

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 June 9, 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
8,394 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,394 reviews
Delta
7.9
Good
8,394 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,796 reviews
Delta
7.9
Good
8,394 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,640 reviews
Delta
7.9
Good
8,394 reviews

Entertainment

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Comfort

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 3 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 $759, United Airlines can have you in London Heathrow Airport from Harrisburg in 12h 43m. 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 $620 and $728, 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.

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
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Northampton
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough

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 3 airlines flying from Harrisburg to Heathrow

Discover the top 3 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 June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$531Average$869FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$620Average$944FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$728Average$891FlexibilityNo cancel feeOn-time71%

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.