The Finnair City bus runs between Helsinki-Vantaa Airport and the centre of Helsinki. On Christmas Eve, December 24, and on Christmas Day, December 25, bus traffic is reduced due to less air traffic as well.
On December 24, Christmas Eve, the following departures are operated:
From Elielinaukio, the centre of Helsinki at 5:00, 5:30, 6:30, 7:15, 8:00, 8:45, 9:30, 11:30, 13:00, 14:30 and 16.45
From the airport at 5:45, 6:30, 7:15, 8:00, 8:45, 9:30, 10:45, 12:15, 13:45, 15:20 and 16:00.
On December 25, Christmas Day:
From Elielinaukio, the centre of Helsinki at 7:30, 15:30, 18:15 and 19:45
From the airport at 9:00, 16:15, 19:00 and 20:30.