Are there nonstop flights from Hanoi (HAN) to Manama (BAH)?

No. The fastest connection is via New Delhi, about 7h 37m of total flying time.

What is the fastest connection from Hanoi (HAN) to Manama (BAH)?

via New Delhi ≈ 7h 37m, via Dubai ≈ 7h 37m, via Doha ≈ 7h 40m (estimated flying time, excluding layovers).

from 23,000 JAL miles, from 36,000 ANA miles (economy, one way, based on the published award charts).

Noi Bai International Airport (HAN) to Bahrain International Airport (BAH)・5,602 km

No nonstop flights. The fastest connection is via New Delhi (DEL), about 7h 37m of flying time (layover not included).

With milesJAL 23,000 miles+ (via DXB)ANA 36,000 miles+ (via ADD)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

17 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.