Are there nonstop flights from Seoul (ICN) to Key West (EYW)?

No. The fastest connection is via Atlanta, about 15h 45m of total flying time.

What is the fastest connection from Seoul (ICN) to Key West (EYW)?

via Atlanta ≈ 15h 45m, via Chicago ≈ 15h 45m, via Dallas-Fort Worth ≈ 16h (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 Key West International Airport (EYW)・12,514 km

No nonstop flights. The fastest connection is via Atlanta (ATL), about 15h 45m of flying time (layover not included).

With milesANA 30,000 miles+ (via EWR)JAL 45,000 miles+ (via DFW)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.