Are there nonstop flights from Milan (MXP) to Okinawa (Naha) (OKA)?

No. The fastest connection is via Shanghai, about 12h 41m of total flying time.

What is the fastest connection from Milan (MXP) to Okinawa (Naha) (OKA)?

via Shanghai ≈ 12h 41m, via Beijing ≈ 12h 42m, via Seoul ≈ 12h 56m (estimated flying time, excluding layovers).

from 22,500 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Milan Malpensa International Airport (MXP) to Naha International Airport (OKA)・9,930 km

No nonstop flights. The fastest connection is via Shanghai (PVG), about 12h 41m of flying time (layover not included).

With milesANA 22,500 miles+ (via HND)JAL 45,000 miles+ (via PVG)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

8 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.