SVALBARD IS (ALMOST) CLOSED FOR TRAVELLERS FROM OUTSIDE NORWAY

Abroad to mainland Norway: Only entrance for Norwegian citizens, permanent residents, critical personnel and people employed or working in Norway. 10 days quarantine on the mainland (not on Svalbard) upon arrival to Norway. At home or another suitable place. It's not possible to travel directly from outside Norway to Svalbard.
 
Mainland Norway to Svalbard: Only entrance for Norwegian citizens, permanent residents, researchers and other work travels from Norway. From 15.5 at 18.00 there is no quarantine for travellers. From 01.06 the restrictions are lifted and Svalbard (including Ny-Ålesund) is open for all travelers from mainland Norway.

Svalbard to mainland Norway: Only possible for Norwegian citizens, permanent mainland residents, Svalbard residents, people who work on the mainland and some other exceptions (medican needs, close family, property owners). All other travelers must travel directly out of the country or they will be deported (at their own cost) to their home country. Make sure you have a connection ticket out from Norway on your return flight (avoid lay-overs if possible).

Traveling restrictions to Norway from some counties MIGHT be lifted in June or July. More information will come from the Goverment before June 15th.

All  travel is of course only possible for people who are symptom free and not in quarantine or isolation.