Are there nonstop flights from Tallinn (TLL) to Olbia (OLB)?

No. The fastest connection is via Venice, about 3h 44m of total flying time.

What is the fastest connection from Tallinn (TLL) to Olbia (OLB)?

via Venice ≈ 3h 44m, via Salzburg ≈ 3h 44m, via Prague ≈ 3h 44m (estimated flying time, excluding layovers).

from 15,000 ANA miles (economy, one way, based on the published award charts).

Lennart Meri Tallinn Airport (TLL) to Olbia Costa Smeralda Airport (OLB)・2,317 km

No nonstop flights. The fastest connection is via Venice (VCE), about 3h 44m of flying time (layover not included).

With milesANA 15,000 miles+ (via FRA)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

33 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.