Are there nonstop flights from Bandar Seri Begawan (BWN) to San Francisco (SFO)?

No. The fastest connection is via Manila, about 15h 42m of total flying time.

What is the fastest connection from Bandar Seri Begawan (BWN) to San Francisco (SFO)?

via Manila ≈ 15h 42m, via Tokyo ≈ 15h 45m, via Taipei ≈ 15h 58m (estimated flying time, excluding layovers).

from 40,000 ANA miles (economy, one way, based on the published award charts).

Brunei International Airport (BWN) to San Francisco International Airport (SFO)・12,447 km

No nonstop flights. The fastest connection is via Manila (MNL), about 15h 42m of flying time (layover not included).

With milesANA 40,000 miles+ (via SIN)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

10 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.