Are there nonstop flights from Tokyo (NRT) to Cairns (CNS)?

Yes. Jetstar Airways fly this route. Flight time is about 7h 25m.

What is the fastest connection from Tokyo (NRT) to Cairns (CNS)?

via Port Moresby ≈ 7h 57m, via Osaka ≈ 8h 25m, via Brisbane ≈ 11h 3m (estimated flying time, excluding layovers).

from 25,000 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

Narita International Airport (NRT) to Cairns International Airport (CNS)・5,881 km

Nonstop flights available (1 airline). Flight time about 7h 25m. Nonstop return flights also operate.

With milesANA 25,000 miles+ (via SIN)JAL 37,000 miles+ (via BNE)Economy, one way, estimate. Tap a connection for miles by cabin.

8 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.