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Changes in commuter traffic due to track work during the summer

The Finnish Transport Infrastructure Agency has an exceptionally high number of railway network maintenance work ongoing this summer. Track work will affect K-, I-, P-, D-, Z- and R-trains by changes in timetables, trains being replaced by buses and reduced services. You can find up to date information from the trip search and the replacement buses page.


K-trains will be operated on an exceptional schedule from Jun 7 to Aug 29.

On weekdays c. 5:30 am – 7:30 pm K-trains will operate only between Tikkurila and Kerava, with a 20 min interval. On weekdays between June 7–27 and Aug 16–29 the rush-hour traffic will be operated with 10 min intervals between approx. 6:30 am – 8:30 am and 3:30 pm – 5:30 pm.

During early mornings, evenings and weekends the K-trains will operate between Helsinki and with a 20-minute interval. K-trains heading to Kerava do not stop at Pukinmäki on weekdays between 5:30 am – 11:00 pm, nor on weekends between 7:30 am – 11:00 pm. In the night time the trains operate ase usual.

Those travelling towards Helsinki on a K-train are advised to change onto a P-train already in Hiekkaharju. Those travelling towards Kerava are advised to travel on an I-train up to Hiekkaharju, before changing onto a K-train.


P-trains operate with a 10-minute interval during the day and night time June 7 – Aug 29, but have a 20-minute interval in the evenings between approx. 7:00 pm – 11:00 pm.

During the weekends the P-trains operate with 20-min intervals between 7:30 am – 11:00 pm, and as normal during the night.


From Sat June 12 every second I-train goes straight from Tikkurila to Oulunkylä, without stopping at Pukinmäki, Puistola, Tapanila or Malmi. The departure times of these trains vary a little.

On weekdays from the departure at 5:45 am to the departure at 6:45 pm, every second I-train (hourly departures at -05, -25 ja -45 mins) pass Pukinmäki, Malmi, Tapanila and Puistola. The other I-trains in between (hourly departures at -15, -35 ja -55) mins only pass by Pukinmäki.

On weekdays from the departure at 7:15 pm to the departure at 10:35 pm all I-trains pass by Pukinmäki, Malmi, Tapanila and Puistola without stopping. During the time the I-passes these stops, passengers travelling to Malmi, Tapanila and Puistola can travel on K-trains.

During weekends from the departure at 7:55 am to the departure at 10:35 pm all I-trains pass by Pukinmäki, Malmi, Tapanila and Puistola without stopping.

During weekday evenings and weekend when the I-trains pass by several stations, passengers can travel on the K-trains. Passengers can also travel to their stations (Malmi, Tapanila, Puistola) on the P-train via Tikkurila, and exceptionally do so with an AB-zone HSL-ticket.

These exceptions apply to I-trains until Aug 29.8.


D-trains are cancelled between June 7 - Aug 15. The replacing rush-hour services from Hämeenlinna to Helsinki in the mornings and Helsinki to Hämeenlinna in the afternoons are operated with R-trains.


Between June 7 – Aug 15 the travel time on Z-trains between Helsinki & Lahti will be 6–8 minutes longer.

The majority of Z-train services are cancelled between Helsinki and Haarajoki during Jun 21 - Jul 6 as well as Jul 16 – 22, while the trains will only operate between Haarajoki and Lahti. The rush-hour trains on route Kouvola–Helsinki–Kouvola will operate all the way to their destination, as will also the first and last services of the day on the same route.

There is a replacement bus between Kerava and Haarajoki (bus 979X). The buses are operated once per hour, connecting passengers from R-trains to Z-trains. Please follow the signs at Kerava train station to find your way to the buses heading to Haarajoki.


Travel time on R-trains is lengthened by 5 minutes between June 7 - Aug 15. R-trains are operated mainly with a 30-min interval. Between Jun 7-27 as well as Aug 9 - 15 there will also be additional rush-hour trains from Riihimäki at 6:59 am and Helsinki at 4:24 pm.

You can find up to date information about your chosen route from the trip search here at or in the VR Matkalla app. There's additional information on the replacement buses, Opens in a new tab and the train traffic right now, Opens in a new tab pages.

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