Are there nonstop flights from Kolkata (CCU) to Manama (BAH)?

No. The fastest connection is via Dubai, about 5h 32m of total flying time.

What is the fastest connection from Kolkata (CCU) to Manama (BAH)?

via Dubai ≈ 5h 32m, via Doha ≈ 5h 34m, via Abu Dhabi ≈ 5h 35m (estimated flying time, excluding layovers).

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

Netaji Subhash Chandra Bose International Airport (CCU) to Bahrain International Airport (BAH)・3,835 km

No nonstop flights. The fastest connection is via Dubai (DXB), about 5h 32m of flying time (layover not included).

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

None.

12 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.