The average bus between Korso and Porvoo takes 1h 37m and the fastest bus takes 58 min. There is a bus service every few hours from Korso to Porvoo. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 2 hours between Korso and Porvoo. The earliest departure is at 5:41 AM in the morning, and the last departure from Korso is at 11:24 PM which arrives into Porvoo at 12:48 AM. All services require a transfer at Viikki/Lahdenväylä and take an average of 1h 37m. The schedules shown below are for the next available departures.

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Want to know about travelling from Korso to Porvoo? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Korso to Porvoo. However, there are services departing from Korso station and arriving at Porvoo station via Viikki/Lahdenväylä. The journey, including transfers, takes approximately 1h 37m.
Korso to Porvoo bus services, operated by Helsingin seudun liikenne, depart from Korson asema station.
Korso to Porvoo bus services, operated by Helsingin seudun liikenne, arrive at Näsinmäentie I station.
The distance between Korso and Porvoo is 32.7 km. The road distance is 66 km.
You can take a bus from Korson asema to Näsinmäentie I via Viikki/Lahdenväylä and Viikki in around 1h 23m.