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

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 for one-way flights and $865 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Wed, Apr 1 - Sun, Apr 5
BSL
Basel
KGS
Kos
$865 Roundtrip, found 3 days ago
$865
Roundtrip
found 3 days ago
Select Air France flight, departing Wed, Apr 1 from Basel to Kos, returning Sun, Apr 5, priced at $865 found 3 days ago
Air France
Wed, Apr 1 - Sun, Apr 5
BSL
Basel
KGS
Kos
$1,034 Roundtrip, found 3 days ago
$1,034
Roundtrip
found 3 days ago
Select Air France flight, departing Wed, Apr 1 from Basel to Kos, returning Sun, Apr 5, priced at $1,034 found 3 days ago

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Frequently asked questions

How much does a flight from Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.) cost?
You can find cheap one-way flights and cheap return flights from $865 Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.) with Expedia. One-way flights typically cost between $184 and $850, and return flights often range between $300 and $1229. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
The cheapest month to fly from BSL to KGS is April when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
easyJet offers around 7 weekly direct flights from BSL to KGS.
What is the cheapest airline that flies from Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
easyJet is one of the cheapest airlines offering nonstop flights from Basel (BSL) to Kos (KGS), starting from around $310. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
To find a cheap flight from Basel (BSL-EuroAirport) 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 Basel (BSL-EuroAirport) 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 Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
You can find approximately 1 nonstop flights per day from EuroAirport Basel (BSL) to Kos Island Intl. (KGS). For more options, look at flights that include layovers.
What is the earliest flight from Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
The earliest flight from EuroAirport Basel (BSL) to Kos Island International Airport (KGS) typically departs at around 5:20 AM, operated by Lufthansa and 4Y. This is a seasonal service active in October, allowing you to enjoy the beautiful Greek island early in the day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
The most popular departure times for flights from Basel (BSL) to Kos (KGS) are in the early morning, from 6am to 9am. This time window accounts for about 45% of total traffic, with airlines like easyJet and British Airways offering flights during this period. Many travelers prefer this timing to enjoy a full day in Kos upon arrival.
How long does it take to fly from Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
A nonstop flight from BSL to KGS typically takes around 3 hours 20 minutes, covering approximately 1,243 miles. Connecting flights on this route usually add 6 hours 10 minutes to your travel time. 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 Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
Business class is available on flights from BSL to KGS. Airlines that offer business class service on this route include:

  • Air Dolomiti
  • Lufthansa
  • Swiss International Air Lines
  • Austrian Airlines

How do I earn miles on a Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.) flight with Expedia?
It's easy to earn miles on a Basel (BSL-EuroAirport) 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 EuroAirport Basel (BSL)?
If you're planning to travel to Kos from EuroAirport Basel (BSL), you can fly into Kos Island Intl. (KGS) Some flights may connect through major hubs like Frankfurt Intl. (FRA), Heathrow (LHR), QFB (QFB) 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 Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.) at the last minute?
Typically, booking a last minute flight from Basel (BSL-EuroAirport) 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 Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.) flight and hotel package?
Securing a Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.) Kos Vacation Packages 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 Basel (BSL-EuroAirport) to Kos (KGS-Kos Island Intl.)?
If you booked your Basel (BSL-EuroAirport) 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
EuroAirport
Destination airport
Kos Island Intl.
Roundtrip price
$865
Distance
1242 mi

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 April. 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 2026. You can also book with separate airlines for your outbound and return journeys, from 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

*Flight schedules are subject to change.

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*Available to One Key members.