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$301+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — LON
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 12, 2025.

Round-trip from

$750

One-way from

$301
(Kiwi.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 12, 2025.

This deal was found by Cheapflights users on 6/12. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/82:43 pmMDT - LHR
1 stop11h 12mUnited Airlines
Fri 10/2412:15 pmLHR - MDT
1 stop11h 44mUnited Airlines
Deal found 6/12$750
This Ovago deal was found by Cheapflights users on 6/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/301:00 pmMDT - LHR
1 stop16h 30mBritish Airways
Mon 8/49:35 pmLHR - MDT
2 stops29h 28mBritish Airways
Deal found 6/10$798
This KLM deal was found by Cheapflights users on 6/12. 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.
Thu 10/912:35 pmMDT - LHR
1 stop15h 20mKLM
Fri 10/243:15 pmLHR - MDT
1 stop13h 23mKLM
Deal found 6/12$800
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/306:36 pmMDT - LHR
1 stop10h 54mAmerican Airlines
Mon 8/48:55 amLHR - MDT
1 stop16h 23mAmerican Airlines
Deal found 6/11$852
This Gurufare deal was found by Cheapflights users on 6/12. 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.
Tue 7/2210:35 amMDT - LCY
2 stops16h 35mLufthansa
Tue 7/298:45 amLCY - MDT
2 stops15h 04mLufthansa
Deal found 6/12$910
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/229:17 amMDT - LGW
1 stop19h 43mMultiple Airlines
Tue 7/292:00 pmLGW - MDT
1 stop35h 28mMultiple Airlines
Deal found 6/12$938
This Delta deal was found by Cheapflights users on 6/12. 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.
Sun 7/1312:33 pmMDT - LHR
2 stops14h 27mDelta
Sun 8/312:25 pmLHR - MDT
2 stops15h 34mDelta
Deal found 6/12$1,055
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/198:12 amMDT - LGW
2 stops18h 58mAmerican Airlines
Sat 7/2610:40 amLGW - MDT
2 stops18h 18mAmerican Airlines
Deal found 6/11$1,514
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/194:36 pmMDT - LHR
3 stops45h 14mMultiple Airlines
Sat 7/267:40 amLHR - MDT
3 stops39h 30mMultiple Airlines
Deal found 6/11$1,575
This Delta deal was found by Cheapflights users on 6/12. 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 7/2212:33 pmMDT - LGW
2 stops16h 27mDelta
Tue 7/2912:00 pmLGW - MDT
2 stops15h 59mDelta
Deal found 6/12$1,883
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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.
Sun 6/151:10 pmMDT - LCY
2 stops17h 20mBritish Airways
Mon 6/307:00 pmLCY - MDT
2 stops32h 06mBritish Airways
Deal found 6/12$1,918
This business-class.com deal was found by Cheapflights users on 6/10. 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 business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/37:59 pmMDT - LHR
2 stops14h 41mLufthansa
Thu 7/179:30 amLHR - MDT
2 stops14h 19mLufthansa
Deal found 6/10$3,438

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 12, 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

Wed 10/8

2:43 pm-6:55 am

1 stop11h 12m

London Heathrow

Fri 10/24

12:15 pm-6:59 pm

1 stop11h 44m

$750

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 7/30

1:00 pm-10:30 am

1 stop16h 30m

London Heathrow

Mon 8/4

9:35 pm-10:03 pm

2 stops29h 28m

$798

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Thu 10/9

12:35 pm-8:55 am

1 stop15h 20m

London Heathrow

Fri 10/24

3:15 pm-11:38 pm

1 stop13h 23m

$800

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Wed 7/30

6:36 pm-10:30 am

1 stop10h 54m

London Heathrow

Mon 8/4

8:55 am-8:18 pm

1 stop16h 23m

$852

HarrisburgLondon

MDT - LCY

MDTLCY

Harrisburg

Tue 7/22

10:35 am-8:10 am

2 stops16h 35m

London City

Tue 7/29

8:45 am-6:49 pm

2 stops15h 04m

$910

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Tue 7/22

9:17 am-10:00 am

1 stop19h 43m

London Gatwick

Tue 7/29

2:00 pm-8:28 pm

1 stop35h 28m

$938

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sun 7/13

12:33 pm-8:00 am

2 stops14h 27m

London Heathrow

Sun 8/3

12:25 pm-10:59 pm

2 stops15h 34m

$1,055

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Sat 7/19

8:12 am-8:10 am

2 stops18h 58m

London Gatwick

Sat 7/26

10:40 am-11:58 pm

2 stops18h 18m

$1,514

HarrisburgLondon

MDT - LHR

MDTLHR

Harrisburg

Sat 7/19

4:36 pm-6:50 pm

3 stops45h 14m

London Heathrow

Sat 7/26

7:40 am-6:10 pm

3 stops39h 30m

$1,575

HarrisburgLondon

MDT - LGW

MDTLGW

Harrisburg

Tue 7/22

12:33 pm-10:00 am

2 stops16h 27m

London Gatwick

Tue 7/29

12:00 pm-10:59 pm

2 stops15h 59m

$1,883

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 18 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 $1,108). 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 12, 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.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 12, 2025.
See what other customers who have flown with Delta, KLM and United Airlines from Harrisburg to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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!
Lufthansa
6.8
Okay
7,139 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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, United Airlines ($750), British Airways ($798), and KLM ($800) offers the cheapest pricing from Harrisburg to London. These flights start at 9% 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 $416. KLM flights start at $466 while deals on Lufthansa start at $1,455 one-way.

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

    Most travelers choose Harrisburg - London Heathrow, Harrisburg - London Gatwick or Harrisburg - London City 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 $1,108). 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
Luton
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Sutton
Aylesbury
Chelmsford
Brentwood
Chichester
Wembley
Arundel

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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.
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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 12, 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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