The average bus between Oslo Airport (OSL) and Porsgrunn takes 3h 32m and the fastest bus takes 3h 15m. There is a bus service every few hours from Oslo Airport (OSL) to Porsgrunn. 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 hourly between Oslo Airport (OSL) and Porsgrunn. The earliest departure is at 4:45 AM at night, and the last departure from Oslo Airport (OSL) is at 9:45 PM which arrives into Porsgrunn at 5:35 AM. All services require a transfer at Olavsgaard and take an average of 3h 32m. The schedules shown below are for the next available departures.



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Want to know about travelling from Oslo Airport (OSL) to Porsgrunn? 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 Oslo Airport (OSL) to Porsgrunn. However, there are services departing from Oslo Airport (OSL) station and arriving at Porsgrunn station via Skjelsvik knutepunkt. The journey, including transfers, takes approximately 3h 32m.
Oslo Airport (OSL) to Porsgrunn bus services, operated by Fly Bussen, depart from Oslo bussterminal station.
Oslo Airport (OSL) to Porsgrunn bus services, operated by Fly Bussen, arrive at Skjelsvik knutepunkt station.
The distance between Oslo Airport (OSL) and Porsgrunn is 142.3 km. The road distance is 217 km.
Vy Buss operates a bus from Oslo bussterminal to Skjelsvik knutepunkt 5 times a day. Tickets cost kr 300–600 and the journey takes 1h 52m. Two other operators also service this route.