S$349 Cheap Flights from London to Kos

View S$349 flight on Sun, 3 Aug, 2025Opens in a new window

Popular airlines from Gatwick Airport (LGW) to Kos (KGS-Kos Island Intl.)

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Cheap Flights from London to Kos (LGW-KGS)

Prices were available within the past 7 days and start at S$349 for one-way flights and S$533 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

easyJet
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$533 Return, found 3 days ago
S$533
Return
found 3 days ago
Select easyJet flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$533 found 3 days ago
easyJet
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$691 Return, found 3 days ago
S$691
Return
found 3 days ago
Select easyJet flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$691 found 3 days ago
British Airways
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$726 Return, found 3 days ago
S$726
Return
found 3 days ago
Select British Airways flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$726 found 3 days ago
British Airways
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$771 Return, found 3 days ago
S$771
Return
found 3 days ago
Select British Airways flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$771 found 3 days ago
British Airways
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$816 Return, found 3 days ago
S$816
Return
found 3 days ago
Select British Airways flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$816 found 3 days ago
British Airways
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$835 Return, found 3 days ago
S$835
Return
found 3 days ago
Select British Airways flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$835 found 3 days ago
British Airways
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$854 Return, found 3 days ago
S$854
Return
found 3 days ago
Select British Airways flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$854 found 3 days ago
British Airways
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$880 Return, found 3 days ago
S$880
Return
found 3 days ago
Select British Airways flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$880 found 3 days ago
easyJet
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$963 Return, found 3 days ago
S$963
Return
found 3 days ago
Select easyJet flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$963 found 3 days ago
British Airways
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$1,039 Return, found 3 days ago
S$1,039
Return
found 3 days ago
Select British Airways flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$1,039 found 3 days ago
British Airways
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$1,103 Return, found 3 days ago
S$1,103
Return
found 3 days ago
Select British Airways flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$1,103 found 3 days ago
SKY express
Sun, 3 Aug - Wed, 6 Aug
LGW
London
KGS
Kos
S$1,119 Return, found 3 days ago
S$1,119
Return
found 3 days ago
Select SKY express flight, departing Sun, 3 Aug from London to Kos, returning Wed, 6 Aug, priced at S$1,119 found 3 days ago
Swiss International Air Lines
Sun, 27 Jul - Sat, 2 Aug
LGW
London
KGS
Kos
S$1,571 Return, found 3 days ago
S$1,571
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Sun, 27 Jul from London to Kos, returning Sat, 2 Aug, priced at S$1,571 found 3 days ago

Find the cheapest month to fly from London (LGW) to Kos (KGS)

April is typically the cheapest month to fly

From S$183 - S$943 per traveller.

Graph displaying average flight prices per month

London to Kos route information
Origin airport
Gatwick
Destination airport
Kos Island Intl.
Return price
S$533
Distance
2661 km
Average flight time
5 hours 54 mins

Perfect flights from London to Kos

Your Journey from London to Kos

Start your unforgettable journey with Expedia. Our broad selection of flights from London to Kos caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including British Airways, easyJet, SKY express, Swiss International Air Lines. Our selection of flights from Gatwick to Kos Island Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with London to Kos Flights

Experience the joy of finding cheap flights from Gatwick to Kos Island Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$349 and roundtrip prices from S$533*.
 

Pre-Flight Essentials

Ensure a smooth journey from London to Kos with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Kos

Picture yourself stepping off the plane in Kos and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your London to Kos Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from London to Kos.
 

Beyond the Flight – Exploring Kos

With Expedia, your adventure extends beyond the flight. Explore Kos at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from London to Kos with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from London to Kos with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Gatwick Airport (LGW) to KGS?
Start packing your suitcase, because round-trip journeys from London Gatwick to Kos Airport start from S$533. That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to get the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London Gatwick to KGS?
We get that your situation can change unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from LGW to Kos Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Gatwick Airport (LGW) to KGS flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Gatwick Airport (LGW) to Kos Airport?
The average flight between LGW and KGS is 5 hours and 57 minutes. If you're travelling with kids, it's always a good idea to pack a few healthy snacks in your hand luggage.
How far is the flight from Gatwick Airport (LGW) to KGS?
Around 2,700 kilometres separates Gatwick and Kos, so pack some entertainment to keep you busy for a few hours. That action-packed novel you haven't had time to start will be ideal.
Which airlines fly direct from London Gatwick to KGS?
Flying straight from Gatwick Airport (LGW) to Kos Island Intl. Airport (KGS) is easy with easyJet (U2). This top carrier operates 21 flights each month.
Are Gatwick Airport (LGW) to KGS flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Gatwick Airport (LGW) to Kos Island Intl. Airport (KGS) can be hit-or-miss. You might be lucky and score a bargain, but you could also miss out entirely! If you'd prefer to start your trip planning early, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines publish their prices so far in advance. Our top tip? Check back often as updates are made regularly.

Explore a world of travel with Expedia

London Airports

London

Heathrow to Kos
S$421.80
London City to Kos
S$864.60
*Available to Expedia members.