Are there nonstop flights from Poznań (POZ) to Valencia (VLC)?

Yes. Ryanair fly this route. Flight time is about 2h 48m.

What is the fastest connection from Poznań (POZ) to Valencia (VLC)?

via Zurich ≈ 3h 18m, via Basel / Mulhouse ≈ 3h 18m, via Munich ≈ 3h 19m (estimated flying time, excluding layovers).

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

Poznań-Ławica Airport (POZ) to Valencia Airport (VLC)・1,954 km

Nonstop flights available (1 airline). Flight time about 2h 48m. Nonstop return flights also operate.

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

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.