Are there nonstop flights from Kos (KGS) to Cluj-Napoca (CLJ)?

No. The fastest connection is via Thessaloniki, about 2h 28m of total flying time.

What is the fastest connection from Kos (KGS) to Cluj-Napoca (CLJ)?

via Thessaloniki ≈ 2h 28m, via Athens ≈ 2h 31m, via Rhodes ≈ 2h 32m (estimated flying time, excluding layovers).

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

Kos International Airport "Ippokratis" (KGS) to Avram Iancu Cluj International Airport (CLJ)・1,146 km

No nonstop flights. The fastest connection is via Thessaloniki (SKG), about 2h 28m of flying time (layover not included).

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

None.

12 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.