There will be changes to K and I train services on the nights of Monday–Tuesday, Tuesday–Wednesday and Wednesday–Thursday, from 18 to 21 October due to track work. Some trains will run a couple of minutes behind schedule. Additionally, one I train will run ahead schedule on the night between Monday and Tuesday.
The changes will affect the following trains:
Night between Monday 18 and Tuesday 19 October
- The 0.21am K train from Helsinki will wait for an oncoming train for 5 minutes in Tikkurila. The train will leave from Tikkurila at 0.47am.
- The K train that would normally leave from Kerava at 1.04am will leave 9 minutes behind schedule. The train will leave from Kerava at 1.13am.
- The I train that would normally leave from Helsinki at 4.36am will leave 4 minutes ahead schedule. The train will leave from Helsinki at 4.32am. Additionally, the train will wait for 4 minutes at Helsinki Airport and will then continue to Helsinki via Myyrmäki and Huopalahti as usual.
Night between Tuesday 19 and Wednesday 20 October
- The 0.21am K train from Helsinki will wait for an oncoming train for 5 minutes in Tikkurila. The train will leave from Tikkurila at 0.47am.
- The K train that would normally leave from Kerava at 1.04am will leave 9 minutes behind schedule. The train will leave from Kerava at 1.13am.
Night between Wednesday 20 and Thursday 21 October
- The 0.21am K train from Helsinki will wait for an oncoming train for 5 minutes in Tikkurila. The train will leave from Tikkurila at 0.47am.
- The 0.51am K train from Helsinki will wait for an oncoming train for 10 minutes in Tikkurila. The train will leave from Tikkurila at 1.22am.
- The K train that would normally leave from Kerava at 1.04am will leave 5 minutes behind schedule. The train will leave from Kerava at 1.09am.