Are there nonstop flights from Guilin (KWL) to Kuala Lumpur (KUL)?

Yes. AirAsia fly this route. Flight time is about 3h 37m.

What is the fastest connection from Guilin (KWL) to Kuala Lumpur (KUL)?

via Sanya ≈ 4h 10m, via Hanoi ≈ 4h 12m, via Haikou ≈ 4h 13m (estimated flying time, excluding layovers).

from 18,000 ANA miles, from 23,000 JAL miles (economy, one way, based on the published award charts).

Guilin Liangjiang International Airport (KWL) to Kuala Lumpur International Airport (KUL)・2,653 km

Nonstop flights available (1 airline). Flight time about 3h 37m. Nonstop return flights also operate.

With milesANA 18,000 miles+ (via TFU)JAL 23,000 miles+ (via XIY)Economy, one way, estimate. Tap a connection for miles by cabin.

23 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.