Are there nonstop flights from Bangkok (BKK) to Salzburg (SZG)?

No. The fastest connection is via Istanbul, about 11h 32m of total flying time.

What is the fastest connection from Bangkok (BKK) to Salzburg (SZG)?

via Istanbul ≈ 11h 32m, via Dubai ≈ 12h 1m, via Frankfurt am Main ≈ 12h 4m (estimated flying time, excluding layovers).

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

Suvarnabhumi Airport (BKK) to Salzburg Airport (SZG)・8,719 km

No nonstop flights. The fastest connection is via Istanbul (IST), about 11h 32m of flying time (layover not included).

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

None.

17 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.