What’s the cost of a flight from Kos to Sofia?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Kos and Sofia.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Planning flights between Kos and Sofia? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Kos: Kos is the only airport in this city.
• Airports in Sofia: Only Sofia is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Smart ways to search flights from Kos to Sofia

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include the best airlines and travel agencies.

Other popular destinations

Flying to Bulgaria? Other travelers also searched: Bourgas, Plovdiv, Sofia, Varna.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.