Cheap Flights from Barcelona (BCN) to Kos (KGS)

View AU$142 flight on Thu, 2 Apr 2026Opens in a new window

Popular airlines from Barcelona El Prat Airport (BCN) to Kos (KGS-Kos Island Intl.)

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Cheap Flights from Barcelona (BCN) to Kos (KGS)

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

Flight from Barcelona to Kos route information
Origin airport
Barcelona Intl.
Destination airport
Kos Island Intl.
Airlines serving
Aegean, Brussels Airlines, Swiss International Air Lines
Distance
2195 km

Your quick guide to flights from Barcelona to Kos

Pick up great flights from Barcelona to Kos

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Barcelona to Kos. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Barcelona to Kos that take around hours.

Find cheap flights from Barcelona to Kos

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Barcelona to Kos around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Kos is normally in .

Reasons to book your flight from Barcelona to Kos with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Barcelona to Kos across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Kos right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Josep Tarradellas Barcelona–El Prat Airport to Kos Island Intl. Airport (KGS)?
The lowest price advertised for a round-trip journey between Barcelona Airport and Kos Island Intl. Airport (KGS) is . But you better get a move on. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Barcelona Intl. Airport (BCN) to Kos Airport?
Every air carrier has its own set of terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.
How do I find cheap flights from Barcelona Airport 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 Barcelona Intl. Airport (BCN) to KGS flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Barcelona Airport to Kos Island Intl. Airport (KGS)?
You'll be cruising at altitude for a while, as the flight distance from Barcelona Intl. Airport (BCN) to KGS is 2 200 kilometres. Put together a playlist of your favourite podcasts before leaving home to stay entertained during the journey.
Which airlines fly direct from Barcelona Airport to KGS?
Direct flights aren't available, so you'll need to make at least one stop between Barcelona Intl. Airport (BCN) and Kos Island Intl. Airport (KGS). Make the most of the layover time to stretch your legs and freshen up.
Are BCN to Kos Island Intl. Airport (KGS) flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so it's no sure thing. While last-minute deals between Barcelona Airport and Kos Airport are of course possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some airlines release their prices up to 12 months ahead of the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking and be ready to secure your seat when fare prices drop.

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