Are there nonstop flights from Portland (PDX) to Dubai (DXB)?

No. The fastest connection is via Seattle, about 15h 17m of total flying time.

What is the fastest connection from Portland (PDX) to Dubai (DXB)?

via Seattle ≈ 15h 17m, via Amsterdam ≈ 16h 32m, via Frankfurt am Main ≈ 16h 34m (estimated flying time, excluding layovers).

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

Portland International Airport (PDX) to Dubai International Airport (DXB)・12,136 km

No nonstop flights. The fastest connection is via Seattle (SEA), about 15h 17m of flying time (layover not included).

With milesANA 35,000 miles+ (via EWR)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.