Are there nonstop flights from Bangkok (BKK) to Buenos Aires (EZE)?

No. The fastest connection is via Addis Ababa, about 22h 11m of total flying time.

What is the fastest connection from Bangkok (BKK) to Buenos Aires (EZE)?

via Addis Ababa ≈ 22h 11m, via Dubai ≈ 22h 51m, via Istanbul ≈ 24h 16m (estimated flying time, excluding layovers).

from 50,000 JAL miles, from 67,500 ANA miles (economy, one way, based on the published award charts).

Suvarnabhumi Airport (BKK) to Ezeiza International Airport - Ministro Pistarini (EZE)・16,877 km

No nonstop flights. The fastest connection is via Addis Ababa (ADD), about 22h 11m of flying time (layover not included).

With milesJAL 50,000 miles+ (via DXB)ANA 67,500 miles+ (via ADD)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

10 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.