Are there nonstop flights from Sapporo (CTS) to Port Moresby (POM)?

No. The fastest connection is via Tokyo, about 7h 54m of total flying time.

What is the fastest connection from Sapporo (CTS) to Port Moresby (POM)?

via Tokyo ≈ 7h 54m, via Manila ≈ 9h 59m, via Hong Kong ≈ 10h 59m (estimated flying time, excluding layovers).

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

New Chitose Airport (CTS) to Port Moresby Jacksons International Airport (POM)・5,834 km

No nonstop flights. The fastest connection is via Tokyo (NRT), about 7h 54m of flying time (layover not included).

With milesJAL 45,000 miles+ (via SYD)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

5 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.