Are there nonstop flights from Seoul (ICN) to Huatulco (HUX)?

No. The fastest connection is via Mexico City, about 15h 50m of total flying time.

What is the fastest connection from Seoul (ICN) to Huatulco (HUX)?

via Mexico City ≈ 15h 50m, via Monterrey ≈ 15h 52m, via Vancouver ≈ 15h 53m (estimated flying time, excluding layovers).

from 30,000 ANA miles (economy, one way, based on the published award charts).

Incheon International Airport (ICN) to Bahías de Huatulco International Airport (HUX)・12,600 km

No nonstop flights. The fastest connection is via Mexico City (MEX), about 15h 50m of flying time (layover not included).

With milesANA 30,000 miles+ (via YVR)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

6 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.