Are there nonstop flights from Singapore (SIN) to Mabalacat (CRK)?

Yes. Scoot, Cebu Pacific fly this route. Flight time is about 3h 18m.

What is the fastest connection from Singapore (SIN) to Mabalacat (CRK)?

via Cabatuan ≈ 4h 19m, via Cebu ≈ 4h 37m, via Davao ≈ 5h 9m (estimated flying time, excluding layovers).

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

Singapore Changi Airport (SIN) to Clark International Airport / Clark Air Base (CRK)・2,382 km

Nonstop flights available (2 airlines). Flight time about 3h 18m. Nonstop return flights also operate.

With milesANA 18,000 miles+ (via TPE)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.