Are there nonstop flights from Milan (LIN) to Bangkok (BKK)?

No. The fastest connection is via Vienna, about 11h 41m of total flying time.

What is the fastest connection from Milan (LIN) to Bangkok (BKK)?

via Vienna ≈ 11h 41m, via Munich ≈ 11h 47m, via Rome ≈ 12h (estimated flying time, excluding layovers).

from 29,500 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Milano Linate Airport (LIN) to Suvarnabhumi Airport (BKK)・9,042 km

No nonstop flights. The fastest connection is via Vienna (VIE), about 11h 41m of flying time (layover not included).

With milesANA 29,500 miles+ (via VIE)JAL 45,000 miles+ (via HEL)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

14 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.