Are there nonstop flights from Shenzhen (SZX) to Oslo (OSL)?

No. The fastest connection is via Beijing, about 11h 31m of total flying time.

What is the fastest connection from Shenzhen (SZX) to Oslo (OSL)?

via Beijing ≈ 11h 31m, via Budapest ≈ 12h 47m, via Vienna ≈ 12h 50m (estimated flying time, excluding layovers).

from 30,000 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Shenzhen Bao'an International Airport (SZX) to Oslo-Gardermoen International Airport (OSL)・8,508 km

No nonstop flights. The fastest connection is via Beijing (PEK), about 11h 31m of flying time (layover not included).

With milesANA 30,000 miles+ (via FRA)JAL 45,000 miles+ (via DXB)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

15 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

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