On this page, you can find and book flights for the Helsinki — Kos route. The distance between the cities is 2,594 km, and flight service is maintained with a frequency of about one flight per week.
Flights on this route are operated by AY (Finnair). Ticket prices depend on seasonality and demand, so to find the best deal, use the low price calendar and the price trend chart. Information is also available on how to get to the airports in Helsinki and your destination on Kos.
The table shows direct flights Helsinki → Kos on the selected date. The flight takes approximately 8 h. Regular flights are operated by Finnair. Departures from Helsinki-Vantaa Airport airports, arrivals at Kos Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Helsinki — Kos by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 680 in y, and the most expensive are around AED 851 in F. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Helsinki → Kos, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | AED 722 | low | May | AED 794 | medium | Sep | AED 890 | medium |
| Feb | AED 698 | low | Jun | AED 890 | high | Oct | AED 674 | low |
| Mar | AED 722 | low | Jul | AED 1,011 | high | Nov | AED 674 | low |
| Apr | AED 698 | low | Aug | AED 1,035 | high | Dec | AED 818 | medium |
Some values are estimated based on seasonality.
The warmest and sunniest weather on Kos arrives in August, when temperatures reach up to 27.3°C and the chance of precipitation is virtually zero. The wettest and coolest month is December, with over 200 mm of rainfall and average temperatures around 14-16°C.
Budget-wise, it is most beneficial to plan your trip for July, when the minimum ticket price starts AED 680. In August, the flight will cost slightly more—AED 682, while in September and October, fares rise significantly, starting AED 851.
The optimal time for booking is considered to be July or August, as this period combines the best weather conditions with the lowest prices. It is best to avoid the winter months due to high humidity and cool winds.
Regular flights on this route are provided by Finnair. The carrier operates direct flights approximately once a week during the season. Detailed information about departure times and flight options can be found in the interactive list below—click on the airline card to see available days of the week and route details.
Flights Helsinki — Kos depart from Helsinki-Vantaa Airport and arrive at Kos Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
A direct flight covers a distance of 2,594 km and takes an average of about 3 hours and 10 minutes.
The primary carrier on the route from Helsinki is Finnair.
Yes, direct flights operate between these cities; however, their frequency is limited to approximately one departure per week.
Ticket prices are dynamic and depend on the season. You can check the current minimum price in the low price calendar at the top of the page.
Flights from Finland arrive at Kos Island International Airport, "Hippocrates" (KGS).
The most favorable fares are usually available when booking 1.5–2 months before your planned departure, especially for peak summer dates.
Where travelers fly most — pick a route and check prices
