Are there nonstop flights from Doha (DOH) to Douala (DLA)?

No. The fastest connection is via Jeddah, about 6h 58m of total flying time.

What is the fastest connection from Doha (DOH) to Douala (DLA)?

via Jeddah ≈ 6h 58m, via Medina ≈ 7h 3m, via Addis Ababa ≈ 7h 30m (estimated flying time, excluding layovers).

from 17,500 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

Hamad International Airport (DOH) to Douala International Airport (DLA)・5,055 km

No nonstop flights. The fastest connection is via Jeddah (JED), about 6h 58m of flying time (layover not included).

With milesANA 17,500 miles+ (via ADD)JAL 37,000 miles+ (via CMN)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

15 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.