Are there nonstop flights from Cluj-Napoca (CLJ) to Zakynthos (ZTH)?

Yes. Wizz Air, Animawings fly this route. Flight time is about 1h 43m.

What is the fastest connection from Cluj-Napoca (CLJ) to Zakynthos (ZTH)?

via Thessaloniki ≈ 2h 14m, via Corfu ≈ 2h 16m, via Bucharest ≈ 2h 24m (estimated flying time, excluding layovers).

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

Avram Iancu Cluj International Airport (CLJ) to Zakynthos International Airport "Dionysios Solomos" (ZTH)・1,031 km

Nonstop flights available (2 airlines). Flight time about 1h 43m. Nonstop return flights also operate.

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

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.