Cheap flights from Kos to Sofia

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How much is a ticket from Kos to Sofia?

Flight prices from Kos to Sofia change depending on demand and time of booking.

Select your dates to check current offers.

Flying at off-peak hours — such as early morning or late evening — can help you save. Also, the best deals tend to appear in the weeks leading up to departure.

Which airports serve Kos and Sofia?

When planning a trip of about 729 km, it's a good idea to check flights from surrounding airports too.

  • Airports in Kos: Kos is the only operational airport in the area.
  • Airports in Sofia: The only active airport in Sofia is Sofia.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Flights from Kos to Sofia

Choose the right flight for your trip from Kos to Sofia

Jetcost helps you tailor your flight search based on what matters to you — flight length, budget, airline, or agency. Whether you prefer round-trip or one-way, direct or with stopovers, you’ll see options from the best airlines and travel agencies.

Other popular destinations

Flying to Bulgaria? Many users also explore: Bourgas, Plovdiv, Sofia, Varna.

Looking for a specific airline? Select it directly in the filters to speed up your search. The search filters help you see only the options that match your needs.
Frequently Asked Questions

Frequently asked questions about flights from Kos to Sofia.

How much does an airline ticket from Kos to Sofia cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Kos to Sofia.

How far is Kos from Sofia?

Kos is about 729 km from Sofia.

What are the airports in Sofia?

Sofia has one airport: Sofia.

What are the airports in Kos?

Kos has one airport: Kos.

What are the most popular cities in Bulgaria?

The most popular cities in Bulgaria according to our users' searches are: Bourgas, Plovdiv, Sofia, Varna.

When should I book a flight from Kos to Sofia?

This information is not available at the moment.

What is the cheapest month to fly from Kos to Sofia?

This information is not available at the moment.

What is the most expensive month to fly from Kos to Sofia?

This information is not available at the moment.

What is the best day of the week to fly from Kos to Sofia?

This information is not available at the moment.