Cheap Flights from London to Kos

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Flight deals from London to Kos Airport

Looking for a cheap last-minute deal or the best return flight from London to Kos Airport? If you want to travel next month, return fares start from Rs15,624. Find the lowest prices on one-way and return tickets right here.

Kos.Rs8,200 per passenger.Departing Sun, 19 Apr.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Sun, 19 Apr, arriving in Kos.Price includes taxes and charges.From Rs8,200, select.

Kos.Rs11,161 per passenger.Departing Tue, 9 Jun.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Tue, 9 Jun, arriving in Kos.Price includes taxes and charges.From Rs11,161, select.

Kos.Rs15,531 per passenger.Departing Thu, 29 Oct.One-way flight with Jet2.Outbound direct flight with Jet2 departs from London Gatwick on Thu, 29 Oct, arriving in Kos.Price includes taxes and charges.From Rs15,531, select.

Kos.Rs15,666 per passenger.Departing Sun, 31 May.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Sun, 31 May, arriving in Kos.Price includes taxes and charges.From Rs15,666, select.

Kos.Rs17,483 per passenger.Departing Sun, 20 Sep.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Sun, 20 Sep, arriving in Kos.Price includes taxes and charges.From Rs17,483, select.

Kos.Rs18,602 per passenger.Departing Tue, 7 Jul.One-way flight with Ryanair.Outbound direct flight with Ryanair departs from London Stansted on Tue, 7 Jul, arriving in Kos.Price includes taxes and charges.From Rs18,602, select.

Kos.Rs20,258 per passenger.Departing Tue, 25 Aug.One-way flight with easyJet.Outbound direct flight with easyJet departs from London Gatwick on Tue, 25 Aug, arriving in Kos.Price includes taxes and charges.From Rs20,258, select.

Kos.Rs31,596 per passenger.Departing Mon, 2 Nov.One-way flight with easyJet.Outbound indirect flight with easyJet, departs from London Gatwick on Mon, 2 Nov, arriving in Kos.Price includes taxes and charges.From Rs31,596, select.

Kos.Rs43,853 per passenger.Departing Fri, 1 Jan.One-way flight with easyJet.Outbound indirect flight with easyJet, departs from London Gatwick on Fri, 1 Jan, arriving in Kos.Price includes taxes and charges.From Rs43,853, select.

Kos.Rs55,188 per passenger.Departing Sun, 29 Mar.One-way flight with easyJet.Outbound indirect flight with easyJet, departs from London Luton on Sun, 29 Mar, arriving in Kos.Price includes taxes and charges.From Rs55,188, select.

Kos.Rs58,539 per passenger.Departing Thu, 3 Dec.One-way flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from London Gatwick on Thu, 3 Dec, arriving in Kos.Price includes taxes and charges.From Rs58,539, select.

Kos.Rs65,256 per passenger.Departing Sun, 29 Mar.One-way flight with easyJet.Outbound direct flight with easyJet departs from London Gatwick on Sun, 29 Mar, arriving in Kos.Price includes taxes and charges.From Rs65,256, select.

Find the cheapest month to fly from London to Kos

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

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Direct flights from London to Kos

London to Kos: Flight information

The things to know before you go.

Cheapest flight found	Rs8,200
Cheapest month to fly	April
Average flight time	3 hrs, 59 mins
Most popular airline	Jet2
Average flights per week	32

Finding cheap flights from London to Kos: Frequently asked questions

How much are return flights from London to Kos?

The best price we found for a return flight from London to Kos is Rs15,624. 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.

How long does it take to fly from London to Kos?

3 hours and 59 minutes is the average flight time from London to Kos.

Which airlines fly direct from London to Kos?

Jet2, TUI and BA Euroflyer fly direct from London to Kos.

How many flights are there a week from London to Kos?

As of March 2026, there are 32 flights per week flying from London to Kos.

When is the cheapest time to fly from London to Kos?

The cheapest month to fly from London to Kos is usually April.

Which upcoming date is cheapest to fly from London to Kos Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Kos Airport on Wednesday, 15 April 2026.

Can I get a direct flight from London to Kos Airport?

Yes – the average flight time is 3 hours and 59 minutes.

How can I find the best flight deal to Kos?

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 Kos 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.

When is the best time to book flights to Kos?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kos is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from London to Kos with?

The cheapest airline that flies to Kos is Ryanair .

Flying from London to Kos Ippokratis International Airport (KGS): What you need to know

Organising your flight from London to Kos Ippokratis International Airport (KGS) begins with finding the most convenient airport to make your exit from. London Gatwick Airport (LGW), London Stansted Airport (STN) and London Luton Airport (LTN) are your main options in London.
The timezone in Kos is UTC+2, which is two hours ahead of London. Kos Ippokratis International Airport is located in Kos.
For a smooth journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your flight from London to KGS.
During popular months like July, you'll want to get to the airport well in advance. Arrive two hours before domestic departures and four hours ahead for international flights when you travel during peak periods in general.

Airports in London

London Heathrow Airport (LHR)

Stopovers are the perfect opportunity to break up your trip and perhaps even visit a new city. When searching for cheap flights from London to KGS leaving from London Heathrow Airport (LHR), uncheck the 'Direct flights only' box to find all potential stops. Here's where you could connect through:
- Frankfurt Airport (FRA)
- Munich Franz Joseph Strauss Airport (MUC)
- Zurich Airport (ZRH)
Located around 24 kilometres from central London, LHR can be reached in about 45 minutes by car (depending on traffic). The journey on public transport will take roughly 25 minutes.
Searching for a comfortable hotel near London Heathrow Airport? If you're catching an early flight from London to Kos Ippokratis International Airport, these accommodation options will have you sleeping moments from your departure lounge:
When it comes to London Heathrow Airport's on-time performance, data shows 78% of flights meet their scheduled arrival time.

London Gatwick Airport (LGW)

Consider beginning your travels from London Gatwick Airport (LGW). You can book a direct London to Kos Ippokratis International Airport (KGS) plane ticket from this hub.
You can pick from a variety of airlines operating direct flights from London to KGS departing from LGW. Get on board with any of these carriers leave the layovers behind:
On the LGW to KGS route, British Airways is the go-to airline for most travellers.
Among the carriers operating flights between London Gatwick Airport and Kos Ippokratis International Airport, British Airways has the best track record for timeliness.
Split up your flight from London to Kos Ippokratis International Airport with a stop so you can recharge or cross a new place off your list. Popular stopovers between London Gatwick Airport and KGS are:
- Frankfurt Airport (FRA)
- Athens Eleftherios Venizelos International Airport (ATH)
- Naples-Capodichino International Airport (NAP)
LGW is about 48 kilometres from central London. It'll take you 1 hour 5 minutes or so to get to the airport if you're driving from the city centre. Public transport takes approximately 1 hour 20 minutes.
Get a head start on your holiday with an additional night away from home. Before your London to KGS flight, kick back in one of these hotels near London Gatwick Airport:
London Gatwick Airport has a track record for punctuality. 82% of flights out of here make it to their final destination as planned.

London Stansted Airport (STN)

One takeoff, one touchdown. You can book a direct flight from London to Kos Ippokratis International Airport departing from London Stansted Airport (STN).
Buckle up and take off from STN with Jet2. This popular carrier offers direct London to KGS plane tickets.
The airline with the highest booking numbers between STN and KGS is Jet2.
Jet2 is the top-ranked carrier for punctuality on this route.
Searching for a plane ticket from London to Kos Ippokratis International Airport (KGS) with a stop or two can offer you more departure time choices on top of cheaper fares. When flying from London Stansted Airport (STN), here's where you can make a pit stop at on your way to KGS:
- Athens Eleftherios Venizelos International Airport (ATH)
- Milan Bergamo Airport (BGY)
- Cologne Bonn Airport (CGN)
STN is roughly 56 kilometres from central London. The drive from the city centre to the terminal takes about 1 hour 5 minutes. If you're planning to use public transport, you can expect a journey of around 45 minutes.
Rest a little longer, move a little slower, and still make your London to Kos Ippokratis International Airport flight without having to rush. These accommodation options near London Stansted Airport make getting to the terminal a breeze if you're setting off early:
STN has an on-time performance rating of 80%. This means the majority of its flights touch down as expected and your trip is smooth and easy.

About Kos Ippokratis International Airport (KGS)

Consider staying in a hotel close to KGS if you're catching a late flight from London to Kos Ippokratis International Airport. Select one of these accommodation options and say goodnight sooner:
Booking your vehicle around three weeks ahead of your London to Kos Ippokratis International Airport flight can help you secure the lowest rate.

Getting from Kos Ippokratis International Airport (KGS) to central Kos

From Kos Ippokratis International Airport, central Kos is around 26 kilometres away. It takes about 30 minutes to get to the city centre by car.
It typically takes 40 minutes to get there using public transport.

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

Currently, Rs8,200 is the lowest price we've found for a one-way ticket from London to Kos Ippokratis International Airport. The cheapest price for a return flight is Rs15,624. Keep in mind fares may change due to availability at the time of booking.
To score cheap flights from London to KGS, book your plane ticket three months ahead of your departure date.
The best month for landing cheap London to Kos Ippokratis International Airport tickets is August. Use the 'Whole month' tool to compare flight prices, then select the dates with the lowest fares.
There's no need to search every day to find out if fares have dropped when you set up a Price Alert. We'll let you know when a better deal comes up on plane tickets from London to KGS.
Lock in a cheap flight from London to Kos Ippokratis International Airport by using the search filters. Choose your preferred duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

More about Kos

When it comes to looking for somewhere to lay your head, you'll find the best stays in Kos right here. Check out these options as soon as you've locked in your flight from London to Kos Ippokratis International Airport:
Paradise Beach and Agios Stefanos Beach are just two of the leading attractions to put on your Kos must-do list. Continue your sightseeing adventures at Xerokambos (Exotic Beach).

Explore more of Greece

You've visited Kos, now it's time to discover more of Greece. Travel around 290 kilometres southwest to Rethymno to tick off its must-visit sights. From Rethymnon beach to Venetian Harbour and Rethimnon Beach, your itinerary will be busy.
Mytilene is another must-experience destination in Greece and is around 257 kilometres north of Kos. No journey is complete without dropping by Castle of Mytilene, Byzantine Museum and Mytilene Castle.