Are there nonstop flights from Kolkata (CCU) to Riyadh (RUH)?

No. The fastest connection is via Doha, about 5h 59m of total flying time.

What is the fastest connection from Kolkata (CCU) to Riyadh (RUH)?

via Doha ≈ 5h 59m, via Dubai ≈ 6h, via Abu Dhabi ≈ 6h (estimated flying time, excluding layovers).

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

Netaji Subhash Chandra Bose International Airport (CCU) to King Khalid International Airport (RUH)・4,239 km

No nonstop flights. The fastest connection is via Doha (DOH), about 5h 59m of flying time (layover not included).

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

None.

14 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.