Finnair will launch twice weekly flights from Helsinki to Antalya and Tel Aviv on 7 June, as well as adding twice weekly flights to Palma de Mallorca on 5 June.
The summer 2013 schedule includes a focus on Spanish routes, with daily flights to both Madrid and Malaga, plus 10 times weekly flights to Barcelona.
Between 7 June and 22 September, Finnair will increase Barcelona frequencies to twice daily. The airline will also increase its Madrid service to 10 times weekly between 14 June and 30 July.
Other additional frequencies in the summer schedule include four weekly connections to Dubrovnik, Ljubljana and Krakow, while St Petersburg will be operated by affiliate Flybe Finland twice daily.
Toronto will be served with five weekly flights between 23 May and 8 September.