Find the cheapest flights on Expedia from London (LON) to Kos (KGS). Flight ticket prices change frequently based on availability and demand. We send price‑drop alerts to make air travel simple and flexible. The lowest one-way fare found on Expedia for this route in the past 7 days starts at CA $235 for travel on February 25, 2027.
Cheap Flights from London to Kos (LON-KGS)
Prices were available within the past 7 days and start at CA $235 for one-way flights and CA $488 for roundtrip, for the period specified. Prices and availability are subject to change.
The easy way to book your flights from London to Kos
With Expedia, it’s simple to find and book flights to Kos from London whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 7 airlines that cover this route. There are nonstop flights to Kos Island Intl., too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from London to Kos today, tomorrow, or this week.
Save dollars with cheap flights from LON-All Airports, LON to Kos Island Intl., KGS
Sort your search results by price to find great deals on your flight from London to Kos—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Kos from London currently is just CA $488 rising to CA $693.
Here are more money-saving tips:
Fly in June when flight prices are normally at their lowest
Book about a month to 6 weeks before you travel for the best prices to Kos
Avoid peak season and weekends when flights can cost more
Early morning and late-night flights are sometimes cheaper, so try varying your travel times
One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Kos from London
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Kos with Expedia today.
Travel information
Origin airport
Heathrow Airport
Destination airport
Kos
Distance
2,709 km away
Airlines serving
Aegean, Swiss International Air Lines, Austrian Airlines, Brussels Airlines, Lufthansa, Eurowings