Are there nonstop flights from Seoul (ICN) to Pittsburgh (PIT)?

No. The fastest connection is via Toronto, about 13h 54m of total flying time.

What is the fastest connection from Seoul (ICN) to Pittsburgh (PIT)?

via Toronto ≈ 13h 54m, via Detroit ≈ 13h 55m, via Chicago ≈ 14h 10m (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 Pittsburgh International Airport (PIT)・10,930 km

No nonstop flights. The fastest connection is via Toronto (YYZ), about 13h 54m of flying time (layover not included).

With milesANA 30,000 miles+ (via SFO)JAL 45,000 miles+ (via SEA)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.