Are there nonstop flights from Guangzhou (CAN) to Tawau (TWU)?

Yes. AirAsia, Batik Air Malaysia fly this route. Flight time is about 3h 4m.

What is the fastest connection from Guangzhou (CAN) to Tawau (TWU)?

via Kota Kinabalu ≈ 3h 40m, via Shanghai ≈ 5h 57m, via Johor Bahru ≈ 6h 1m (estimated flying time, excluding layovers).

from 23,000 JAL miles (economy, one way, based on the published award charts).

Guangzhou Baiyun International Airport (CAN) to Tawau Airport (TWU)・2,184 km

Nonstop flights available (2 airlines). Flight time about 3h 4m. Nonstop return flights also operate.

With milesJAL 23,000 miles+ (via KUL)Economy, one way, estimate. Tap a connection for miles by cabin.

4 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.