The flights will start on November 9 and take place on Mondays and Fridays, the company said.
Finnair currently flies from Vilnius to Helsinki.
On Monday, Wizz Air also announced the planned launch of Vilnius – Lvov flights in late October.
Hungarian low-cost carrier Wizz Air will launch flights from Lithuania's second-largest city of Kaunas to the Finnish city of Turku in the fall.
The flights will start on November 9 and take place on Mondays and Fridays, the company said.
Finnair currently flies from Vilnius to Helsinki.
On Monday, Wizz Air also announced the planned launch of Vilnius – Lvov flights in late October.