Are there nonstop flights from Istanbul (IST) to Kailua-Kona (KOA)?

No. The fastest connection is via Vancouver, about 17h 27m of total flying time.

What is the fastest connection from Istanbul (IST) to Kailua-Kona (KOA)?

via Vancouver ≈ 17h 27m, via Seattle ≈ 17h 33m, via San Francisco ≈ 18h 9m (estimated flying time, excluding layovers).

from 35,000 ANA miles (economy, one way, based on the published award charts).

İstanbul Airport (IST) to Ellison Onizuka Kona International Airport at Keāhole (KOA)・13,213 km

No nonstop flights. The fastest connection is via Vancouver (YVR), about 17h 27m of flying time (layover not included).

With milesANA 35,000 miles+ (via YVR)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

7 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.