Are there nonstop flights from Manama (BAH) to Seattle (SEA)?

No. The fastest connection is via Doha, about 15h 10m of total flying time.

What is the fastest connection from Manama (BAH) to Seattle (SEA)?

via Doha ≈ 15h 10m, via Istanbul ≈ 15h 32m, via Dubai ≈ 15h 36m (estimated flying time, excluding layovers).

from 35,000 ANA miles, from 40,000 JAL miles (economy, one way, based on the published award charts).

Bahrain International Airport (BAH) to Seattle–Tacoma International Airport (SEA)・11,788 km

No nonstop flights. The fastest connection is via Doha (DOH), about 15h 10m of flying time (layover not included).

With milesANA 35,000 miles+ (via IST)JAL 40,000 miles+ (via LHR)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.