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$234+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LON
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
1 adult, Economy
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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 June 26, 2025.

Round-trip from

$602
(Delta)

One-way from

$234
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$798
From Harrisburg to London (LON)
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One-way flight from Harrisburg to London (LON)
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Highest demand for flights based on searches. 8% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 26, 2025.

This Delta deal was found by Cheapflights users on 6/23. 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.
Tue 8/1911:39 amMDT - LHR
1 stop18h 31mDelta
Fri 8/296:15 amLHR - MDT
2 stops16h 16mDelta
Deal found 6/23$602
This KLM deal was found by Cheapflights users on 6/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:29 pmMDT - LHR
1 stop11h 41mKLM
Fri 8/299:20 amLHR - MDT
1 stop18h 04mKLM
Deal found 6/23$610
This Air France deal was found by Cheapflights users on 6/24. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/256:11 pmMDT - LHR
1 stop9h 44mAir France
Sun 8/316:15 amLHR - MDT
2 stops16h 16mAir France
Deal found 6/24$652
This United Airlines deal was found by Cheapflights users on 6/26. 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 8/292:24 pmMDT - LHR
1 stop15h 16mUnited Airlines
Tue 9/22:05 pmLHR - MDT
2 stops28h 43mUnited Airlines
Deal found 6/26$710
This Trip.com deal was found by Cheapflights users on 6/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1011:06 amMDT - LGW
1 stop17h 54mMultiple Airlines
Wed 7/162:00 pmLGW - MDT
1 stop25h 08mMultiple Airlines
Deal found 6/23$767
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Tue 8/192:24 pmMDT - LCY
2 stops17h 06mMultiple Airlines
Fri 8/297:30 pmLCY - MDT
2 stops28h 28mMultiple Airlines
Deal found 6/23$801
This Ovago deal was found by Cheapflights users on 6/25. 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.
Wed 7/306:36 pmMDT - LHR
1 stop10h 54mBritish Airways
Mon 8/49:35 pmLHR - MDT
2 stops29h 28mBritish Airways
Deal found 6/25$803
This American Airlines deal was found by Cheapflights users on 6/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/146:36 pmMDT - LHR
1 stop12h 39mAmerican Airlines
Mon 7/218:55 amLHR - MDT
1 stop16h 23mAmerican Airlines
Deal found 6/24$892
This Delta deal was found by Cheapflights users on 6/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1412:33 pmMDT - LGW
2 stops16h 27mDelta
Mon 7/2112:00 pmLGW - MDT
2 stops15h 59mDelta
Deal found 6/24$993
This Gurufare deal was found by Cheapflights users on 6/25. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:40 pmMDT - LHR
1 stop30h 00mLufthansa
Wed 12/3112:05 pmLHR - MDT
1 stop11h 23mLufthansa
Deal found 6/25$1,111
This Travelocity deal was found by Cheapflights users on 6/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/252:24 pmMDT - LCY
2 stops23h 11mLufthansa
Sun 8/315:50 pmLCY - MDT
2 stops30h 08mLufthansa
Deal found 6/24$1,168
This Air France deal was found by Cheapflights users on 6/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:25 pmMDT - LHR
1 stop17h 10mMultiple Airlines
Sat 11/1512:20 pmLHR - MDT
1 stop15h 25mMultiple Airlines
Deal found 6/23$1,699

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 June 26, 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 8/19

11:39 am-11:10 am

1 stop18h 31m

London Heathrow

Fri 8/29

6:15 am-5:31 pm

2 stops16h 16m

$602

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Tue 8/19

6:29 pm-11:10 am

1 stop11h 41m

London Heathrow

Fri 8/29

9:20 am-10:24 pm

1 stop18h 04m

$610

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 8/25

6:11 pm-8:55 am

1 stop9h 44m

London Heathrow

Sun 8/31

6:15 am-5:31 pm

2 stops16h 16m

$652

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 8/29

2:24 pm-10:40 am

1 stop15h 16m

London Heathrow

Tue 9/2

2:05 pm-1:48 pm

2 stops28h 43m

$710

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Thu 7/10

11:06 am-10:00 am

1 stop17h 54m

London Gatwick

Wed 7/16

2:00 pm-10:08 am

1 stop25h 08m

$767

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 8/19

2:24 pm-12:30 pm

2 stops17h 06m

London City

Fri 8/29

7:30 pm-6:58 pm

2 stops28h 28m

$801

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 7/30

6:36 pm-10:30 am

1 stop10h 54m

London Heathrow

Mon 8/4

9:35 pm-10:03 pm

2 stops29h 28m

$803

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Mon 7/14

6:36 pm-12:15 pm

1 stop12h 39m

London Heathrow

Mon 7/21

8:55 am-8:18 pm

1 stop16h 23m

$892

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Mon 7/14

12:33 pm-10:00 am

2 stops16h 27m

London Gatwick

Mon 7/21

12:00 pm-10:59 pm

2 stops15h 59m

$993

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Fri 12/19

7:40 pm-6:40 am

1 stop30h 00m

London Heathrow

Wed 12/31

12:05 pm-6:28 pm

1 stop11h 23m

$1,111

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/26

Showing 1-10 of 19 results
1
2

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, November is the cheapest month in which you can book a flight from Harrisburg to London (average of $661). Flying from Harrisburg to London in June is currently the most expensive (average of $1,104). 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 June 26, 2025.

One of the essential ways to save on airfare from Harrisburg to London is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 45% 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 June 26, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and Air France 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.
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,365 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,470 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,838 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    According to our current data, Delta ($602), KLM ($610), and Air France ($652) offers the cheapest pricing from Harrisburg to London. These flights start at 27% 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 United Airlines, which is currently one of the cheapest options available, starting at $399. KLM flights start at $449 while deals on Lufthansa start at $647 one-way.

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

    Most travelers choose Harrisburg - London Heathrow, Harrisburg - London City or Harrisburg - London Gatwick when deciding on the best route 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, November is the cheapest month in which you can book a flight from Harrisburg to London (average of $661). Flying from Harrisburg to London in June is currently the most expensive (average of $1,104). 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 Harrisburg?

Book flights to Harrisburg if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Aylesbury
Chelmsford
Brentwood
Chichester
Arundel
Milton Keynes
Bishop's Stortford
Dartford

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Alternative routes for Harrisburg to London

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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 June 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$651Average$861FlexibilityNo cancel feeOn-time71%
DeltaCheapest$663Average$695FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$665Average$979FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$669Average$761FlexibilityNo cancel feeOn-time70%

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