Cheap Flights from Kos to London

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Flight deals from Kos to London

Looking for a cheap last-minute deal or the best return flight from Kos to London? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Kos to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kos to London flights are currently cheapest in April.

Direct flights from Kos to London

Alternative Kos to London routes

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

Kos to London: Flight information

The things to know before you go.
Cheapest flight found60 €
Cheapest month to flyMarch
Average flight time4 hrs, 10 mins
Most popular airlineTUI
Average flights per week28

Finding cheap flights from Kos 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 Kos to London is 60 €. 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.
4 hours and 9 minutes is the average flight time from Kos to London.
TUI, Jet2 and BA Euroflyer fly direct from Kos to London.
As of March 2025, there are 56 flights per week flying from Kos to London.
The cheapest month to fly from Kos to London is usually March 2025.
If you're flying from Kos Airport, the cheapest airport near London is London Stansted – which is 48.6 km away from the centre of London. We've found flights into this airport from 60 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kos Airport to London on Monday, 31 March 2025.
Yes – the average flight time is 4 hours and 9 minutes.
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 March, the average temperature is usually around 6°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, Ryanair offers the cheapest flight tickets to London.

Travelling from Kos Airport (KGS) to London: what you need to know

  • Book a direct flight from Kos Airport to London and you'll be in the air for an average of 4 hours.

  • Kos Airport is located in Greece. Based in the UTC+0 timezone, London is 2 hours behind Greece.

  • The most popular route is from Kos Airport (KGS) to Stansted Airport (STN). There are 6 services every week between these two airports. If you'd like to get going as soon as possible, the earliest flight from KGS to STN is the 12:30 Jet2 service. If you'd rather travel later, the last departure is at 23:30 with Jet2.

  • For a smooth journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to board your flight from KGS to London.

  • Heading away during a peak time like a bank holiday? Expect longer lines at security and check-in. To be on the safe side, arrive up to four hours before international flights and two hours before domestic departures.

  • You can fly directly to London departing from KGS. Land at one of these hubs following your flight from Kos Airport to London:

    • London Heathrow Airport (LHR)

    • London Gatwick Airport (LGW)

    • Stansted Airport (STN)

  • You'll have your pick of carriers that offer direct flights from Kos Airport to London. Book your ticket with one of these:

  • We make it a breeze to plan a flight from KGS to London that includes a stopover. To see all the options, deselect 'Direct flights only.' Next, select a flight offering a stop long enough to see the sights of your chosen city. Some popular stopovers include:

    • Eleftherios Venizelos International Airport (ATH)

    • Stuttgart Airport (STR)

    • Frankfurt Airport (FRA)

  • You don't need a visa for United Kingdom if you hold a passport from Greece and are travelling for tourism purposes. Visa and travel documentation requirements are subject to change. So before organising your cheap tickets from Kos Airport to London, be sure to check with your airline and your destination country's local consulate or embassy for up-to-date information.

  • Planning to catch an early flight from Kos Airport to London? Avoid the stress of rushing to the terminal (and get some extra shut-eye) by choosing one of these hotels near KGS:

How to find the cheapest flights from Kos Airport (KGS) to London

  • 15 € is the lowest price for a one-way ticket from Kos Airport to London. Return flights start at 60 €. These fares may change based on demand and availability.

  • Book 8 months before your departure date. After looking at the numbers on our calendar, this is how far you should book ahead to find cheap tickets from KGS to London.

  • Plan your trip for April. That's the cheapest month for tickets from Kos Airport to London. If you have flexibility with your dates, use the 'Whole month' tool to find the cheapest price across each month.

  • Sign into your online account or use the app to create a Price Alert. We'll notify you right away if there's a better deal on this route. It's easy to do, and it'll save you the hassle of searching for cheap tickets from KGS to London every day.

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

Airports in London

London Heathrow Airport (LHR)

  • London Heathrow Airport (LHR) to central London takes about 57 minutes by car. It's approximately 31 kilometres away.

  • It typically takes 1 hour and 1 minute to get there using public transport.

  • Reserve a hotel close to LHR if you have a late flight from Kos Airport to London. Settle into one of these accommodation options and skip the long transfer:

London Gatwick Airport (LGW)

  • As soon as your flight from Kos Airport to London has hit the tarmac, you can make your way to the city centre in around 1 hour and 19 minutes by car. Central London is approximately 80 kilometres from London Gatwick Airport (LGW).

  • If you're travelling on public transport, it'll take about 1 hour and 26 minutes.

  • There are some great places ready to welcome you near LGW. Unwind and get cosy after your flight from KGS to London at any of these perfectly located options:

Best time to go to London

  • July is the busiest month for flights from Kos Airport to London. To escape the crowds, head for London in February when things are quieter.

  • Book your flight from Kos Airport to London for July to experience the city during its warmest month. You can expect temperatures to range from 11ºC to 26ºC.

  • January sees average temperatures of between 0ºC and 9ºC. Search for cheap flights from KGS to London sometime around then if you like travelling in cooler conditions.

More about London

  • Start your London trip right by choosing the ideal place to stay. As soon as you've booked your flight from Kos Airport to London, check out our selection of hotels including:

  • There are so many things to explore in this city it can be hard to figure out where to start. Big Ben, The British Museum and Buckingham Palace are popular attractions which should be on any well-planned London itinerary.

Complete your London trip with a car rental

  • Finding you a cheap flight from Kos Airport to London isn't our only party trick. Check out our car rentals in London and travel at your own pace. We search for deals from trusted car rental providers and put them all in one place. Instantly compare offers and then book with no fees.

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