Are there nonstop flights from Madrid (MAD) to Bandar Seri Begawan (BWN)?

No. The fastest connection is via Bangkok, about 15h 9m of total flying time.

What is the fastest connection from Madrid (MAD) to Bandar Seri Begawan (BWN)?

via Bangkok ≈ 15h 9m, via Dubai ≈ 15h 33m, via Shenzhen ≈ 15h 38m (estimated flying time, excluding layovers).

from 29,500 ANA miles (economy, one way, based on the published award charts).

Adolfo Suárez Madrid–Barajas Airport (MAD) to Brunei International Airport (BWN)・11,986 km

No nonstop flights. The fastest connection is via Bangkok (BKK), about 15h 9m of flying time (layover not included).

With milesANA 29,500 miles+ (via SIN)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

11 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.