Are there nonstop flights from Dalaman (DLM) to Seattle (SEA)?

No. The fastest connection is via Copenhagen, about 13h 2m of total flying time.

What is the fastest connection from Dalaman (DLM) to Seattle (SEA)?

via Copenhagen ≈ 13h 2m, via Istanbul ≈ 13h 4m, via Helsinki ≈ 13h 8m (estimated flying time, excluding layovers).

from 27,500 ANA miles, from 40,000 JAL miles (economy, one way, based on the published award charts).

Dalaman International Airport (DLM) to Seattle–Tacoma International Airport (SEA)・10,226 km

No nonstop flights. The fastest connection is via Copenhagen (CPH), about 13h 2m of flying time (layover not included).

With milesANA 27,500 miles+ (via IST)JAL 40,000 miles+ (via LHR)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

8 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.