Cheap flights from Kos, Greece To Sofia, Bulgaria

Travelers frequently search for route combinations, such as Kos and Athens, London, Thessaloniki, Manchester, Heraklion, Dublin, Vienna, Brussels, Larnaca, Alexandroupoli, Amsterdam, Birmingham, Frankfurt, Bristol, Zürich, Dresden, Edinburgh, Cologne, Düsseldorf, Paris.

Travelers frequently search for route combinations, such as Sofia and London, Dublin, Athens, Manchester, Edinburgh, Reykjavik, Birmingham, Toronto, Bristol, Liverpool, Montreal, Tel Aviv, Prague, Malta, Budapest, Glasgow, Riga, Tallinn, Copenhagen, Barcelona.

The main airport in Kos is Kos Island International. It is also served by Kos Island International, Kalymnos Island National.

The main airport in Sofia is Sofia. It is also served by Sofia, Skopje Alexander the Great, Niš Constantine the Great, Plovdiv.

Yes, it's possible to combine different modes of transport between Kos and Sofia thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Kos and Sofia can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.

Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.

Currently, you can fly between Kos and Sofia with Aegean, Wizz Air, Lufthansa, Austrian Airlines, SKY express.

If you don’t have specific dates for your trip between Kos and Sofia, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Kos and Sofia, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What's more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.