Are there nonstop flights from Seattle (SEA) to Antalya (AYT)?

No. The fastest connection is via Istanbul, about 13h 5m of total flying time.

What is the fastest connection from Seattle (SEA) to Antalya (AYT)?

via Istanbul ≈ 13h 5m, via Copenhagen ≈ 13h 7m, via Helsinki ≈ 13h 8m (estimated flying time, excluding layovers).

from 27,500 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Seattle–Tacoma International Airport (SEA) to Antalya International Airport (AYT)・10,263 km

No nonstop flights. The fastest connection is via Istanbul (IST), about 13h 5m of flying time (layover not included).

With milesANA 27,500 miles+ (via IST)JAL 45,000 miles+ (via HEL)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.