Tuesday

Very detailed info on getting to and from the Stockholm airports, train stations, bus terminals and ferry terminals

* Airplane/4 airports:
Low-cost flights within Europe to Stockholm are available. Use momondo.com for longer flights.

* Long-distance train/1 station:
Very cheap if booking long in advance - very expensive if booking the day before.

* Bus/1 terminal:
Less extreme prices than the train.

* Ferry/4 terminals:
Around 1000 kr for crossing the Baltic Sea.

(Ticket suggestions are on the links too.)

* Car/Carpooling
Web-based carpooling community with thousands of members.