$111 Cheap Aegean flights Barcelona (BCN) to Kos (KGS)

View $111 flight on Thu, Jul 3, 2025Opens in a new window

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$111 Cheap Aegean flights Barcelona (BCN) to Kos (KGS)

Prices were available within the past 7 days and start at $111 for one-way flights and $227 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aegean
Thu, Jul 3 - Mon, Jul 7
BCN
Barcelona
KGS
Kos
$227 Roundtrip, found 2 days ago
$227
Roundtrip
found 2 days ago
Select Aegean flight, departing Thu, Jul 3 from Barcelona to Kos, returning Mon, Jul 7, priced at $227 found 2 days ago
Aegean
Thu, Jul 3 - Mon, Jul 7
BCN
Barcelona
KGS
Kos
$272 Roundtrip, found 2 days ago
$272
Roundtrip
found 2 days ago
Select Aegean flight, departing Thu, Jul 3 from Barcelona to Kos, returning Mon, Jul 7, priced at $272 found 2 days ago
Aegean
Thu, Jul 3 - Mon, Jul 7
BCN
Barcelona
KGS
Kos
$296 Roundtrip, found 2 days ago
$296
Roundtrip
found 2 days ago
Select Aegean flight, departing Thu, Jul 3 from Barcelona to Kos, returning Mon, Jul 7, priced at $296 found 2 days ago
Aegean
Sat, Aug 16 - Sat, Aug 23
BCN
Barcelona
KGS
Kos
$376 Roundtrip, found 11 hours ago
$376
Roundtrip
found 11 hours ago
Select Aegean flight, departing Sat, Aug 16 from Barcelona to Kos, returning Sat, Aug 23, priced at $376 found 11 hours ago
Aegean
Sat, Aug 16 - Sat, Aug 23
BCN
Barcelona
KGS
Kos
$402 Roundtrip, found 11 hours ago
$402
Roundtrip
found 11 hours ago
Select Aegean flight, departing Sat, Aug 16 from Barcelona to Kos, returning Sat, Aug 23, priced at $402 found 11 hours ago
Aegean
Sat, Aug 16 - Sat, Aug 23
BCN
Barcelona
KGS
Kos
$411 Roundtrip, found 11 hours ago
$411
Roundtrip
found 11 hours ago
Select Aegean flight, departing Sat, Aug 16 from Barcelona to Kos, returning Sat, Aug 23, priced at $411 found 11 hours ago
Flights from Barcelona (BCN) to Kos (KGS)
Origin airport
Barcelona Intl.
Destination airport
Kos Island Intl.
Airlines serving
Aegean, Austrian Airlines, Brussels Airlines, Lufthansa, Swiss International Air Lines
Popular airline
Lufthansa
Distance
1372 mi

Frequently asked questions

How much is an Aegean Airlines flight from Barcelona Intl. Airport (BCN) to Kos Island Intl. Airport (KGS)?
Finding cheap one-way Aegean Airlines flights from BCN to KGS from $111 on Expedia is a breeze --- just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from $227 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BCN to KGS with Aegean Airlines?
December is one of the cheapest months to fly to Kos with Aegean Airlines. You could also find great deals on one-way and return tickets in February.
What is the cheapest time to book flights from Barcelona Intl. Airport (BCN) to Kos Island Intl. Airport (KGS) with Aegean Airlines?
Search for Aegean Airlines flights from BCN to KGS about one month before you want to leave. The most affordable time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of itinerary or fare class, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Passengers who book on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Aegean Airlines fly nonstop from Barcelona Intl. Airport (BCN) to Kos Island Intl. Airport (KGS)?
Click on our "Nonstop" filter when looking for direct Aegean Airlines flights from BCN to KGS. It's also an easy way to compare other carriers offering the same nonstop route.
What is the earliest Aegean Airlines flight from BCN to KGS?
To find the earliest departures from BCN to KGS with Aegean Airlines, sort your results by "Morning" and "Early Morning." Choosing an early flight generally means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Aegean Airlines fly into in Kos?
Aegean Airlines flights from Barcelona Intl. Airport (BCN) to Kos touch down at Kos Island Intl. Airport (KGS). This is the main gateway here.
What kind of luggage can I take on an Aegean Airlines flight from Barcelona Intl. Airport (BCN) to Kos Island Intl. Airport (KGS)?
On a standard economy flight with Aegean Airlines from BCN to KGS, you can bring 1 checked-in bag up to 50 lb with dimensions not exceeding 62 inches in total. For carry-on, you're allowed 2 cabin bags weighing up to 28 lb and measuring no more than 22 inches x 9 inches x 17 inches. Size and weight allowances may vary based on the cabin class you're in and airfare type. To make sure you're not hit with additional fees at the airport, check your Aegean Airlines booking or look up the airline's website before packing.
Why fly with Aegean Airlines from BCN to KGS?
Taking off from BCN to KGS with Aegean Airlines comes with a host of perks, including a 4-star airline rating and top-tier customer service. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's in addition to the Miles+Bonus points you can earn with Aegean Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Aegean Airlines flight from Barcelona Intl. Airport (BCN) to Kos Island Intl. Airport (KGS)?
Depending on your fare type, a fee generally applies if you modify or cancel your flight more than 24 hours after it's confirmed. To find flexible plane tickets, select our "Changes included" and "No cancel fee" boxes when looking for flights. For additional information on canceling or changing your reservation, go to "Trips," select your flight and click on "Manage Booking."

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