Are there nonstop flights from Prague (PRG) to Hanoi (HAN)?

Yes. VietJet Air fly this route. Flight time is about 10h 17m.

What is the fastest connection from Prague (PRG) to Hanoi (HAN)?

via Almaty ≈ 10h 48m, via Munich ≈ 11h 22m, via Istanbul ≈ 11h 29m (estimated flying time, excluding layovers).

from 29,500 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

Václav Havel Airport Prague (PRG) to Noi Bai International Airport (HAN)・8,322 km

Nonstop flights available (1 airline). Flight time about 10h 17m. Nonstop return flights also operate.

With milesANA 29,500 miles+ (via IST)JAL 37,000 miles+ (via DXB)Economy, one way, estimate. Tap a connection for miles by cabin.

15 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.