• From Stockholm Arlanda Airport its 20 minutes by Arlanda Express Train to Stockholm Central Station.
• From there you can go with subway (green or blue line) to 'Fridhemsplan'. Stockholm Hostel is about 2 minutes by foot from the north subway entrance.
• If you decide to walk from Stockholm Central Station it takes about 15-20 minutes.
• Be careful with the taxis at the central station, they can charge you a lot.
• A normal ride from the central station to the hostel should cost you 120-180 SEK depending on the traffic.