Are there nonstop flights from Olbia (OLB) to Chengdu (TFU)?

No. The fastest connection is via Rome, about 10h 42m of total flying time.

What is the fastest connection from Olbia (OLB) to Chengdu (TFU)?

via Rome ≈ 10h 42m, via Vienna ≈ 10h 52m, via Athens ≈ 11h (estimated flying time, excluding layovers).

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

Olbia Costa Smeralda Airport (OLB) to Chengdu Tianfu International Airport (TFU)・8,236 km

No nonstop flights. The fastest connection is via Rome (FCO), about 10h 42m of flying time (layover not included).

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

None.

11 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.