Skyscanner home

Cheap Flights from Harrisburg International to London

Compare Harrisburg International to London flight deals

Find the cheapest month or even day of the year to fly to London

Book the best London fare with no extra fees

Flight deals from Harrisburg International to London

Looking for a cheap last-minute deal or the best return flight from Harrisburg International Airport to London? If you want to travel next month, return fares start from R 17,481. Find the lowest prices on one-way and return tickets right here.
London.R 5,524 per passenger.Departing Tue, 1 Sep.One-way flight with United.Outbound indirect flight with United, departs from Harrisburg International on Tue, 1 Sep, arriving in London Heathrow.Price includes taxes and charges.From R 5,524, select.
London.R 5,551 per passenger.Departing Sun, 3 Jan.One-way flight with United.Outbound indirect flight with United, departs from Harrisburg International on Sun, 3 Jan, arriving in London Heathrow.Price includes taxes and charges.From R 5,551, select.
London.R 5,616 per passenger.Departing Sun, 2 Aug.One-way flight with Air France.Outbound indirect flight with Air France, departs from Harrisburg International on Sun, 2 Aug, arriving in London Heathrow.Price includes taxes and charges.From R 5,616, select.
London.R 6,296 per passenger.Departing Fri, 16 Oct.One-way flight with British Airways.Outbound indirect flight with British Airways, departs from Harrisburg International on Fri, 16 Oct, arriving in London Heathrow.Price includes taxes and charges.From R 6,296, select.
London.R 7,971 per passenger.Departing Tue, 23 Jun.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Harrisburg International on Tue, 23 Jun, arriving in London Gatwick.Price includes taxes and charges.From R 7,971, select.
London.R 8,541 per passenger.Departing Sun, 31 May.One-way flight with Allegiant Air.Outbound indirect flight with Allegiant Air, departs from Harrisburg International on Sun, 31 May, arriving in London Gatwick.Price includes taxes and charges.From R 8,541, select.

Find the cheapest month to fly from Harrisburg International to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Harrisburg International to London flights are currently cheapest in September.
May
from R 8,568
Jun
from R 7,996
Jul
Find prices
Aug
from R 5,634
Sep
from R 5,542
Oct
from R 6,316
Nov
Find prices
Dec
Find prices
Jan
from R 5,569
Feb
Find prices
Mar
Find prices
Apr
Find prices

Alternative Harrisburg International to London routes

Looking for the cheapest, fastest or easiest route from Harrisburg International to London? You could fly into the following airports instead.

London City

12km from central London
Closest
from R 7,146
Search flights

London Heathrow

23km from central London
Cheapest
from R 5,524
Search flights

London Gatwick

40km from central London
from R 6,406
Search flights

London Luton

45km from central London
from R 8,173
Search flights

London Stansted

49km from central London
from R 7,727
Search flights

London Southend

57km from central London
from R 9,940
Search flights

Harrisburg to London: Flight information

The things to know before you go.
Cheapest flight foundR 5,542
Cheapest month to flySeptember

Finding cheap flights from Harrisburg International to London: Frequently asked questions

There are 6 airports in London: London City, London Heathrow, London Gatwick, London Luton, London Stansted, and London Southend.
The best price we found for a return flight from Harrisburg International to London is R 14,280. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Harrisburg International to London. But we found flights with one or more stops from R 14,325.
As of May 2026, there are no flights flying from Harrisburg International to London.
The cheapest month to fly from Harrisburg International to London is usually October.
If you're flying from Harrisburg International Airport, the cheapest airport near London is London Heathrow – which is 22.9 km away from the centre of London. We've found flights into this airport from R 14,280.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Harrisburg International Airport to London on Thursday, 8 October 2026.
No airlines currently offer direct flights between Harrisburg International Airport and London. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 12°C. August is typically the warmest month in London, when it usually averages around 22°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 1°C. The rainiest month is October.
Currently, Delta offers the cheapest flight tickets to London.

Flying from Harrisburg International Airport (MDT) to London: what you need to know

  • London is four hours ahead of Harrisburg, where Harrisburg International Airport is located. London observes the UTC+0 timezone.

  • Leave enough time to make your MDT to London flight. It's generally best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • If you're flying during a bank holiday or another peak period, give yourself more time. A good general rule is two hours before domestic flights and up to four hours before international departures. Queues at check-in and security will be longer.

  • A stopover is the ideal opportunity to break up your journey and possibly even tick off a new city. When browsing for flight tickets from MDT to London, uncheck the 'Direct flights only' box to see where you can stop along the way. Popular options include:

    • Newark Liberty International Airport (EWR)

    • Philadelphia International Airport (PHL)

    • Washington Dulles International Airport (IAD)

  • MDT is around 14 kilometres from central Harrisburg. If you're driving, ride-sharing or catching a cab from the centre, it'll take 20 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the travel time to be around 40 minutes.

  • In search of a hotel near MDT? If you've booked an early flight from Harrisburg International Airport to London, these stays will put you moments from check-in:

  • Of the departures from Harrisburg International Airport, 77.41% arrive on time at their destination.

  • MDT's address is One Terminal Drive.

How to find the cheapest flights from Harrisburg International Airport (MDT) to London

  • The lowest price we've found for a one-way Harrisburg International Airport to London flight is R 5,524. The cheapest price for a return flight is R 14,280. Bear in mind fares may change due to availability at the time of booking.

  • Don't leave things to the last minute. You're more likely to find cheap flights from MDT to London if you book in advance. Airlines often offer some amazing early bird discounts.

  • Scoring cheap tickets from Harrisburg International Airport to London is more likely if you can be flexible with your travel plans. Try using the 'Whole month' tool to access the lowest prices throughout the month and bag an incredible deal.

  • Never miss a deal on cheap flights from MDT to London by setting up a Price Alert. You'll get an email or notification on the app when a lower fare pops up.

  • Tailor your flights with filters. Pick your arrival and departure times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Harrisburg International Airport to London.

Airports in London

London Heathrow Airport (LHR)

  • London Heathrow Airport (LHR) to the centre of London takes around 55 minutes to reach by car. The centre is roughly 31 kilometres away.

  • Travelling to the centre by public transport takes around 1 hour.

  • The last thing you want is a long journey to your hotel if you're arriving on a late flight from Harrisburg International Airport to London. Stay at one of these accommodation options near LHR instead:

  • Explore without limits with a London Heathrow Airport rental car. Pick up a set of wheels from Surprice, U-Save or Green Motion and see more of London and beyond.

  • Booking your vehicle from London Heathrow Airport about one week before your flight from MDT to London can help you lock in the best possible rate.

London Gatwick Airport (LGW)

  • The centre of London is about 80 kilometres from London Gatwick Airport (LGW). Once your flight from Harrisburg International Airport to London has touched down and you've made your way through the terminal, expect a drive of around 1 hour 20 minutes.

  • You can expect the trip to take about 30 minutes on public transport.

  • You'll find some great places to rest your head close to LGW. Tuck yourself in and get cosy after your MDT to London flight at one of these perfectly located options:

  • Green Motion, U-Save and Drivalia make picking up a London Gatwick Airport rental car easy and quick. These trusted providers are located in or around the terminal and will get you on your way in no time.

  • Score the best price by booking your ride from LGW three weeks ahead of time. You'll also have access to a wider selection of vehicles.

Stansted Airport (STN)

  • Head to the city centre after your flight from Harrisburg International Airport to London has touched down. Central London is about 64 kilometres from Stansted Airport (STN) and takes roughly 1 hour to reach by car.

  • If you're travelling on public transport, the journey takes about 1 hour 25 minutes.

  • If you don't want to make the journey into the centre, head for a hotel near STN. Make yourself comfy at one of these stays after your MDT to London flight:

  • Be in control of the next part of your journey with a Stansted Airport rental car. Green Motion, Drivalia and Europcar are dependable companies for booking.

  • If you're after a specific type of vehicle, book your ride from STN around four weeks before your flight from Harrisburg International Airport to London. This improves your chances of getting your preferred car, as well as a better deal.

Best time to go to London

  • Before you book your flights from Harrisburg International Airport to London, consider which time of year works best for you. High season in London offers a bustling atmosphere and plenty to do, while the off-season means you'll get better deals on hotels and smaller crowds.

  • Before booking a Harrisburg International Airport to London flight ticket, think about what kind of weather you prefer. July is the warmest month in London, with temperatures ranging from 11ºC (52ºF) to 26ºC (79ºF).

  • Search for cheap tickets from MDT to London in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 0ºC (32ºF) and 9ºC (48ºF) on average.

More about London

  • Start your London trip right by choosing the ideal place to stay. After booking your flight from Harrisburg International Airport to London, browse our range of hotels including:

  • There are so many things to discover in this city it can be tricky to work out where to start. The British Museum, Big Ben and Buckingham Palace are top attractions which should feature on any good London itinerary.

Explore more of United Kingdom

  • You've done London, now it's time to discover other corners of United Kingdom. Journey about 161 kilometres north-west to Birmingham to check off its popular sights. From Cadbury World to The Library of Birmingham and National Sea Life Centre, you'll have a packed itinerary ahead.

  • Around 177 kilometres west of London, Bristol is another essential stop in United Kingdom. Start your sightseeing at Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

Plan the rest of your trip from Harrisburg to London

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.