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£119 Cheap Flights from Geneva (GVA) to Kos (KGS)

View £119 flight on Tue, 13 Oct 2026Opens in a new window

Popular airlines from Geneva International Airport (GVA) to Kos (KGS-Kos Island Intl.)

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Cheap Flights from Geneva (GVA) to Kos (KGS)

Prices were available within the past 7 days and start at £119 for one-way flights and £228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Tue, 21 Jul - Sat, 25 Jul
GVA
Geneva
KGS
Kos
£228 Return, found 5 days ago
£228
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Tue, 21 Jul from Geneva to Kos, returning Sat, 25 Jul, priced at £228 found 5 days ago
Brussels Airlines
Fri, 3 Jul - Fri, 10 Jul
GVA
Geneva
KGS
Kos
£234 Return, found 2 days ago
£234
Return
found 2 days ago
Select Brussels Airlines flight, departing Fri, 3 Jul from Geneva to Kos, returning Fri, 10 Jul, priced at £234 found 2 days ago
Brussels Airlines
Fri, 3 Jul - Fri, 10 Jul
GVA
Geneva
KGS
Kos
£235 Return, found 2 days ago
£235
Return
found 2 days ago
Select Brussels Airlines flight, departing Fri, 3 Jul from Geneva to Kos, returning Fri, 10 Jul, priced at £235 found 2 days ago
Austrian Airlines
Tue, 14 Jul - Mon, 20 Jul
GVA
Geneva
KGS
Kos
£241 Return, found 4 days ago
£241
Return
found 4 days ago
Select Austrian Airlines flight, departing Tue, 14 Jul from Geneva to Kos, returning Mon, 20 Jul, priced at £241 found 4 days ago
Austrian Airlines
Tue, 21 Jul - Sat, 25 Jul
GVA
Geneva
KGS
Kos
£242 Return, found 5 days ago
£242
Return
found 5 days ago
Select Austrian Airlines flight, departing Tue, 21 Jul from Geneva to Kos, returning Sat, 25 Jul, priced at £242 found 5 days ago
Swiss International Air Lines
Fri, 3 Jul - Fri, 10 Jul
GVA
Geneva
KGS
Kos
£243 Return, found 2 days ago
£243
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Fri, 3 Jul from Geneva to Kos, returning Fri, 10 Jul, priced at £243 found 2 days ago
Brussels Airlines
Fri, 3 Jul - Fri, 10 Jul
GVA
Geneva
KGS
Kos
£245 Return, found 2 days ago
£245
Return
found 2 days ago
Select Brussels Airlines flight, departing Fri, 3 Jul from Geneva to Kos, returning Fri, 10 Jul, priced at £245 found 2 days ago
Swiss International Air Lines
Tue, 21 Jul - Sat, 25 Jul
GVA
Geneva
KGS
Kos
£251 Return, found 5 days ago
£251
Return
found 5 days ago
Select Swiss International Air Lines flight, departing Tue, 21 Jul from Geneva to Kos, returning Sat, 25 Jul, priced at £251 found 5 days ago
Lufthansa
Tue, 21 Jul - Sat, 25 Jul
GVA
Geneva
KGS
Kos
£255 Return, found 5 days ago
£255
Return
found 5 days ago
Select Lufthansa flight, departing Tue, 21 Jul from Geneva to Kos, returning Sat, 25 Jul, priced at £255 found 5 days ago
British Airways
Tue, 14 Jul - Mon, 20 Jul
GVA
Geneva
KGS
Kos
£402 Return, found 4 days ago
£402
Return
found 4 days ago
Select British Airways flight, departing Tue, 14 Jul from Geneva to Kos, returning Mon, 20 Jul, priced at £402 found 4 days ago

Frequently asked questions

How do I find cheap flights from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.)?
To find a cheap flight from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.)?
There are approximately 19 connecting flights per day from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.). Some common connection points include (ZRH), Eleftherios Venizelos (ATH), and Heathrow (LHR).
What is the earliest flight from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.)?
The earliest flight from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) typically departs at approximately 5:30 AM local time. This service is operated by airlines such as LX and WK. This is a seasonal service active in August and September. An early departure like this can help you maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.)?
You'll typically find the most flights from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) on a Monday, with around 19 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include SWISS, Brussels Airlines, and Austrian Airlines. Flight schedules are consistent throughout the week.
What are the most popular departure times for flights from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.)?
The most popular departure times for flights from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) are between 9am and 12pm. About 62% of passengers prefer this time. Many major carriers, including Aegean Airlines and Austrian Airlines, offer flights during this window. This timing works well because it allows you to start your travel day at a reasonable hour and arrive at your destination with plenty of time to settle in.
How long does it take to fly from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.)?
A flight from GVA to KGS with a layover takes around 5 hours, with the route covering approximately 1,260 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.)?
Select the "Business class" and "First class" filters when looking for GVA to KGS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) flight with Expedia?
It's easy to earn miles on a Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Kos from Cointrin Intl. (GVA)?
If you're planning to travel to Kos from Cointrin Intl. (GVA), you can fly into Kos Island Intl. (KGS) Some flights may connect through major hubs like QLS (QLS), Roissy-Charles de Gaulle (CDG), Schiphol (AMS) before reaching Kos. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) at the last minute?
Typically, booking a last minute flight from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) flight and hotel package?
Securing a Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.)?
If you booked your Geneva (GVA-Cointrin Intl.) to Kos (KGS-Kos Island Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Cointrin Intl.
Destination airport
Kos Island Intl.
Return price
£228
Distance
2016 km

Book with confidence

Compare flights from Geneva to Kos easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Geneva to Kos. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Kos Island Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Cointrin Intl. to Kos Island Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Cointrin Intl. (GVA) to Kos Island Intl. (KGS)

The easiest way to view the best deals on flights from Geneva to Kos today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Cointrin Intl. to Kos Island Intl. start at just £228 and range up to £402.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Geneva and Kos
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Geneva to Kos flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Cointrin Intl. to Kos Island Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Geneva to Kos easily and book with confidence

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*Available to Expedia members.