Are there nonstop flights from Perth (PER) to Miami (MIA)?

No. The fastest connection is via London, about 26h 26m of total flying time.

What is the fastest connection from Perth (PER) to Miami (MIA)?

via London ≈ 26h 26m, via Paris ≈ 26h 27m, via Dubai ≈ 26h 28m (estimated flying time, excluding layovers).

from 55,000 JAL miles (economy, one way, based on the published award charts).

Perth International Airport (PER) to Miami International Airport (MIA)・18,293 km

No nonstop flights. The fastest connection is via London (LHR), about 26h 26m of flying time (layover not included).

With milesJAL 55,000 miles+ (via DXB)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.