Are there nonstop flights from Seoul (ICN) to Cleveland (CLE)?

No. The fastest connection is via Detroit, about 13h 43m of total flying time.

What is the fastest connection from Seoul (ICN) to Cleveland (CLE)?

via Detroit ≈ 13h 43m, via Toronto ≈ 13h 51m, via Chicago ≈ 13h 59m (estimated flying time, excluding layovers).

from 30,000 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Incheon International Airport (ICN) to Cleveland Hopkins International Airport (CLE)・10,785 km

No nonstop flights. The fastest connection is via Detroit (DTW), about 13h 43m of flying time (layover not included).

With milesANA 30,000 miles+ (via EWR)JAL 45,000 miles+ (via SEA)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

16 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.