$74 Cheap Flights from Basel (BSL) to Kos (KGS)

View $74 flight on Wed, Oct 15, 2025Opens in a new window

Popular airlines from EuroAirport Airport (BSL) to Kos (KGS-Kos Island Intl.)

Cheap Flights from Basel to Kos (BSL-KGS)

Prices were available within the past 7 days and start at $74 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from EuroAirport Airport (BSL) to Kos Island Intl. Airport (KGS) cost?
Lock in a cheap one-way flight from $74 or cheap return flight from EuroAirport Airport (BSL) to Kos Island Intl. Airport (KGS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from EuroAirport Airport (BSL) to Kos Island Intl. Airport (KGS)?
The cheapest month to fly from BSL to KGS is , when there's less demand. Off-peak months are generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from EuroAirport Airport (BSL) to Kos Island Intl. Airport (KGS)?
To find the cheapest airline flying from BSL to KGS, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from EuroAirport Airport (BSL) to Kos Island Intl. Airport (KGS)?
You'll need to hop on a flight with a layover when traveling from EuroAirport Airport (BSL) to Kos Island Intl. Airport (KGS). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from BSL to KGS?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a range of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from EuroAirport Airport (BSL) to Kos Island Intl. Airport (KGS)?
To arrive at Kos Island Intl. Airport (KGS) on time, book a flight that leaves from EuroAirport Airport (BSL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from EuroAirport Airport (BSL) to Kos Island Intl. Airport (KGS) last-minute?
Booking your flight from BSL to KGS shortly before your journey is typically more expensive. But if you're flexible with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a BSL to KGS flight and hotel package?
Opting for a BSL to KGS flight and hotel package is generally 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 hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from EuroAirport Airport (BSL) to Kos Island Intl. Airport (KGS)?
Typically, you can cancel or reschedule your BSL to KGS flight. However, there may be additional fees, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
EuroAirport
Destination airport
Kos Island Intl.
Distance
1242 mi
Average flight time
3 hours 5 mins

Book with confidence

Book with confidence

Basel to Kos Flights

The cheapest times to fly from Basel to Kos

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Basel to Kos are during the month of . You can find some of the cheapest flights from Basel to Kos with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Basel to Kos

Sunday is one of the best days to book for cheap flights from Basel to Kos: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Basel to Kos

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Basel to Kos in 2025. You can also book with separate airlines for your outbound and return journeys, from $74 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Basel to Kos flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Basel to Kos airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Basel to Kos Flights

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*Available to One Key members.