Search and book Helsinki to Kos flights

Your journey starts here

Round-trip price per adult from
–

Finnair flies direct from Helsinki to Kos August–October 2026 and May–July 2027.

Timetable for this route

Popular flights and flight offers from Helsinki to Kos

HEL – KGS
Helsinki - Kos
Fri 14 Aug 2026 – Fri 21 Aug 2026
From
€399

Our cheapest flights from Helsinki to Kos

HEL – KGS
Helsinki - Kos
Fri 14 Aug 2026 – Fri 21 Aug 2026
From
€399

Popular routes and flight deals

From Helsinki