Are there nonstop flights from Newark (EWR) to Osaka (KIX)?

No. The fastest connection is via Toronto, about 14h 10m of total flying time.

What is the fastest connection from Newark (EWR) to Osaka (KIX)?

via Toronto ≈ 14h 10m, via Tokyo ≈ 14h 16m, via Tokyo ≈ 14h 18m (estimated flying time, excluding layovers).

from 25,000 ANA miles, from 47,000 JAL miles (economy, one way, based on the published award charts).

Newark Liberty International Airport (EWR) to Kansai International Airport (KIX)・11,136 km

No nonstop flights. The fastest connection is via Toronto (YYZ), about 14h 10m of flying time (layover not included).

With milesANA 25,000 miles+ (via HND)JAL 47,000 miles+ (via CDG)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

14 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.