Finland will switch to winter time on the night of Saturday/Sunday, 26/27 October. Clocks will be set back one hour on Sunday 27 October at 4am.
Saturday service will run on summer time. In other words, also early morning services will run on summer time. Beginning from Sunday morning service, transport services will operate on winter time.
The following bus services will operate on both summer and winter time:
Bus 562N at 3.02am from Mellunmäki and at 3.05am from Helsinki Airport
Bus 615 at 3.10am and 3.40am from the Railway Square (Rautatientori) and at 3.27am and 3.57am from Helsinki Airport
The following services will run on winter time:
Bus U280 at 4am from Helsinki to Veikkola (-Nummela-Lohja)
Commuter trains whose departure time is before 4am will run only on summer time and trains with departure times after 4am will operate on winter time.
The following exceptions will apply:
L train from Helsinki to Kirkkonummi at 4.03am will run on summer time, i.e. the train will depart at 3.03am according to winter time. There is no train a 4.03am winter time.
T train from Helsinki to Riihimäki at 4.21am will run on summer time, i.e. the train will depart from Helsinki at 3.21am according to winter time. There is no train a 4.21am winter time.
T train from Riihimäki at 3.53am (from Jokela at 413am and from Kerava at 4.32am) will run on winter time, i.e. the train will depart at 3.53am am according to winter time.