Are there nonstop flights from Labuan Bajo (LBJ) to Kuala Lumpur (KUL)?

Yes. AirAsia fly this route. Flight time is about 3h 17m.

What is the fastest connection from Labuan Bajo (LBJ) to Kuala Lumpur (KUL)?

via Singapore ≈ 3h 47m, via Lombok ≈ 3h 53m, via Surabaya ≈ 3h 54m (estimated flying time, excluding layovers).

from 15,000 JAL miles (economy, one way, based on the published award charts).

Komodo Airport (LBJ) to Kuala Lumpur International Airport (KUL)・2,371 km

Nonstop flights available (1 airline). Flight time about 3h 17m. Nonstop return flights also operate.

With milesJAL 15,000 miles+ (via CGK)Economy, one way, estimate. Tap a connection for miles by cabin.

6 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.