Are there nonstop flights from Longyearbyen (LYR) to Tromsø (TOS)?

Yes. Norwegian Air Shuttle, Scandinavian Airlines fly this route. Flight time is about 1h 38m.

Longyearbyen → Tromsø

Svalbard Airport, Longyear (LYR) to Tromsø Airport (TOS)・958 km

Nonstop flights available (2 airlines). Flight time about 1h 38m. Nonstop return flights also operate.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.