Skyscanner home

737 € Cheap Flights from Harrisburg International to London

Return selected
Return selected
origin
Enter the city you're flying from, or choose from the options below
Include nearby airports
    selected
    destination
    . Enter your destination, or choose from the options below
    Include nearby airports
      selected
      Travellers and cabin class, 1 Adult, Economy

      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 771 €. Find the lowest prices on one-way and return tickets right here.
      London.737 € per passenger.Departing Mon, 28 Sep, returning Tue, 13 Oct.Return flight with United and Brussels Airlines.Outbound indirect flight with United, departs from Harrisburg International on Mon, 28 Sep, arriving in London Heathrow.Inbound indirect flight with Brussels Airlines, departs from London Heathrow on Tue, 13 Oct, arriving in Harrisburg International.Price includes taxes and charges.From 737 €, select.
      London.771 € per passenger.Departing Mon, 19 Oct, returning Mon, 26 Oct.Return flight with United.Outbound indirect flight with United, departs from Harrisburg International on Mon, 19 Oct, arriving in London Heathrow.Inbound indirect flight with United, departs from London Heathrow on Mon, 26 Oct, arriving in Harrisburg International.Price includes taxes and charges.From 771 €, select.
      London.779 € per passenger.Departing Mon, 1 Mar, returning Mon, 15 Mar.Return flight with United and Brussels Airlines.Outbound indirect flight with United, departs from Harrisburg International on Mon, 1 Mar, arriving in London Heathrow.Inbound indirect flight with Brussels Airlines, departs from London Heathrow on Mon, 15 Mar, arriving in Harrisburg International.Price includes taxes and charges.From 779 €, select.
      London.786 € per passenger.Departing Sat, 1 May, returning Wed, 12 May.Return flight with United.Outbound indirect flight with United, departs from Harrisburg International on Sat, 1 May, arriving in London Heathrow.Inbound indirect flight with United, departs from London Heathrow on Wed, 12 May, arriving in Harrisburg International.Price includes taxes and charges.From 786 €, select.
      London.791 € per passenger.Departing Tue, 15 Dec, returning Thu, 17 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Harrisburg International on Tue, 15 Dec, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Gatwick on Thu, 17 Dec, arriving in Harrisburg International.Price includes taxes and charges.From 791 €, select.
      London.805 € per passenger.Departing Thu, 4 Feb, returning Mon, 8 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Harrisburg International on Thu, 4 Feb, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Mon, 8 Feb, arriving in Harrisburg International.Price includes taxes and charges.From 805 €, select.
      London.807 € per passenger.Departing Fri, 15 Jan, returning Mon, 18 Jan.Return flight with United.Outbound indirect flight with United, departs from Harrisburg International on Fri, 15 Jan, arriving in London Heathrow.Inbound indirect flight with United, departs from London Heathrow on Mon, 18 Jan, arriving in Harrisburg International.Price includes taxes and charges.From 807 €, select.
      London.882 € per passenger.Departing Sun, 22 Nov, returning Thu, 26 Nov.Return flight with Allegiant Air and Norse Atlantic Airways (UK).Outbound indirect flight with Allegiant Air, departs from Harrisburg International on Sun, 22 Nov, arriving in London Heathrow.Inbound indirect flight with Norse Atlantic Airways (UK), departs from London Gatwick on Thu, 26 Nov, arriving in Harrisburg International.Price includes taxes and charges.From 882 €, select.
      London.886 € per passenger.Departing Tue, 1 Dec, returning Fri, 1 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Harrisburg International on Tue, 1 Dec, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Fri, 1 Jan, arriving in Harrisburg International.Price includes taxes and charges.From 886 €, select.
      London.927 € per passenger.Departing Sun, 30 May, returning Sun, 6 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Harrisburg International on Sun, 30 May, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Sun, 6 Jun, arriving in Harrisburg International.Price includes taxes and charges.From 927 €, select.
      London.952 € per passenger.Departing Sat, 5 Jun, returning Sat, 19 Jun.Return flight with Air France.Outbound indirect flight with Air France, departs from Harrisburg International on Sat, 5 Jun, arriving in London Heathrow.Inbound indirect flight with Air France, departs from London Heathrow on Sat, 19 Jun, arriving in Harrisburg International.Price includes taxes and charges.From 952 €, 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 October.
      Sep
      Find prices
      Oct
      from 771 €
      Nov
      from 882 €
      Dec
      from 791 €
      Jan
      from 807 €
      Feb
      from 805 €
      Mar
      from 779 €
      Apr
      Find prices
      May
      from 786 €
      Jun
      from 952 €
      Jul
      Find prices
      Aug
      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 1.994 €
      Search flights

      London Heathrow

      23km from central London
      Cheapest
      from 737 €
      Search flights

      London Gatwick

      40km from central London
      from 814 €
      Search flights

      London Luton

      45km from central London
      Search flights

      London Stansted

      49km from central London
      from 883 €
      Search flights

      London Southend

      57km from central London
      from 1.743 €
      Search flights

      Harrisburg to London: Flight information

      The things to know before you go.
      Cheapest flight found737 €
      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 737 €. 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 737 €.
      As of September 2026, there are no flights flying from Harrisburg International to London.
      The cheapest month to fly from Harrisburg International to London is usually September.
      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 737 €.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Harrisburg International Airport to London on Monday, 28 September 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 September, the average temperature is usually around 16°C. July is typically the warmest month in London, when it usually averages around 23°C. You can expect the least rain in April. The coldest month is January, with temperatures averaging 2°C. The rainiest month is October.
      Currently, United offers the cheapest flight tickets to London.

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

      • The timezone in London is UTC+0. The city is five hours ahead of Harrisburg, where Harrisburg International Airport is located.

      • To avoid missing your MDT to London flight, allow plenty of time for things like baggage drop and finding your gate. Arriving two hours before international departures and one hour before domestic flights is the standard rule.

      • During popular months like July, it's a good idea to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for international flights when you fly during a peak period in general.

      • A stopover is the ideal opportunity to break up your trip and possibly even visit a new city. When browsing for plane 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 about 14 kilometres from central Harrisburg. If you're driving, ride-sharing or catching a taxi from the centre, it'll take 20 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the travel time to be around 40 minutes.

      • Looking for a hotel near MDT? If you've booked an early flight from Harrisburg International Airport to London, these accommodation options will get you from your pillow to the plane in no time:

      • Of all flights departing from Harrisburg International Airport, 77% land on schedule at their destination.

      • MDT is located at One Terminal Drive.

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

      • 234 € is currently the lowest price for a one-way Harrisburg International Airport to London flight. A return plane ticket starts at 737 €. These fares may change based on availability.

      • Don't wait until the last moment. You're more likely to find cheap flights from MDT to London if you book ahead. Airlines often have some fantastic early bird discounts.

      • Scoring cheap tickets from Harrisburg International Airport to London is easier if you can be flexible with your travel plans. Use the 'Whole month' search function to get the lowest fares throughout the month and walk away with an epic deal.

      • Spend less time searching for cheap flights from MDT to London by creating a Price Alert. You'll get an email or push notification on the app when a lower fare pops up.

      • Select your preferred departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Harrisburg International Airport to London by 'Fastest,' 'Cheapest' or 'Best.'

      Airports in London

      London Heathrow Airport (LHR)

      • London Heathrow Airport (LHR) is around 24 kilometres from central London. If you're getting a taxi or a ride-share, the drive takes about 45 minutes.

      • If you're travelling by public transport, expect a journey time of around 25 minutes.

      • If you have a late flight from Harrisburg International Airport to London, few things beat the convenience of staying near the terminal. Grab your luggage from the carousel and then be showered and relaxing not long after at one of these hotels near LHR:

      • Reserving your ride from London Heathrow Airport about one week in advance of your flight from MDT to London can help you get the best possible rate.

      London Gatwick Airport (LGW)

      • Once your flight from Harrisburg International Airport to London has landed, you can get to the city centre in around 1 hour 5 minutes by car. Central London is roughly 48 kilometres from London Gatwick Airport (LGW).

      • Travelling by public transport will take about 1 hour 20 minutes.

      • After stepping off your MDT to London flight, settle in at a hotel near LGW. These are some great accommodation options that'll help you sink into relaxation mode:

      • Don't pay more than you need to. Securing your ride three weeks ahead of your arrival at LGW will help you save.

      London Stansted Airport (STN)

      • London Stansted Airport (STN) is about 56 kilometres from central London. It'll take you about 1 hour 5 minutes to get to the city centre in a ride-share or taxi once you've hopped off your flight from Harrisburg International Airport to London.

      • Public transport can take you there in roughly 45 minutes.

      • If you don't want to make the trip to the centre, find a hotel close to STN. Check in to one of these options after your MDT to London flight:

      • If you're searching for a specific make or model, book your ride from STN around four weeks ahead of your flight from Harrisburg International Airport to London. This improves your chances of getting the car you want, as well as a better rate.

      Best time to go to London

      • January is the quietest month for flights from Harrisburg International Airport to London, while July is the most popular. Figure out the ideal time to go to London based on whether you prefer a bustling atmosphere or a more laid-back vibe.

      • The warmest month in London is July, with temperatures ranging between 11ºC (52ºF) and 26ºC (79ºF). Book your Harrisburg International Airport to London plane ticket then if you enjoy this type of weather.

      • If you want cooler conditions, look for a cheap ticket from MDT to London in January when temperatures average between 0ºC (32ºF) and 9ºC (48ºF).

      More about London

      • Start your London trip right by choosing the perfect place to stay. After booking your flight from Harrisburg International Airport to London, explore our selection of accommodation options including:

      • Westminster Abbey and The British Museum are just two of the big attractions to add to your London travel itinerary. Keep the momentum going by heading to Big Ben.

      Explore more of the United Kingdom

      • You've done London, now it's time to discover other corners of the United Kingdom. Journey about 257 kilometres northwest to Manchester to tick off its leading attractions. From Manchester United Museum & Stadium Tour to The Homes of Football and Museum of Science and Industry, you'll have a full itinerary ahead.

      • If you want to check out another major destination in the United Kingdom, consider Birmingham, about 161 kilometres northwest of London. Birmingham Museum & Art Gallery, Birmingham Hippodrome Theatre and Bournville Experience are highlights.

      Plan the rest of your trip from Harrisburg to London

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.