Depends 100% on where you go start your journey.
You need to fly to Norway first. If you fly to Oslo, it takes 3 hours from Svalbard to Oslo, and another 2 to London.
Most flights to Svalbard don't connect very well and it will take around 28 hours to get there. Around once a week there is a shorter flight that takes around 9 hours. Note, these figures were only accurate in May 2012.
Svalbard
There are no trains in Svalbard.
Svalbard is located in the Arctic Ocean and is considered part of Europe. It is an archipelago situated north of mainland Europe, between Norway and the North Pole.
Svalbard is a part of Norway.
Svalbard is in the Artic Ocean.
3 Hours 50 Mins
Svalbard is 61 022 km²
No, the Svalbard region of Norway is not a desert.
Svalbard uses the Norwegion Krone.
Svalbard is Norwegian, and they speak Norwegian there.