Are there nonstop flights from Melbourne (MEL) to Lanzhou (LHW)?

No. The fastest connection is via Hong Kong, about 11h 55m of total flying time.

What is the fastest connection from Melbourne (MEL) to Lanzhou (LHW)?

via Hong Kong ≈ 11h 55m, via Guangzhou ≈ 11h 55m, via Shenzhen ≈ 11h 55m (estimated flying time, excluding layovers).

from 25,000 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Melbourne Airport (MEL) to Lanzhou Zhongchuan International Airport (LHW)・9,274 km

No nonstop flights. The fastest connection is via Hong Kong (HKG), about 11h 55m of flying time (layover not included).

With milesANA 25,000 miles+ (via SZX)JAL 45,000 miles+ (via NKG)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

15 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.