Are there nonstop flights from Seattle (SEA) to Rhodes (RHO)?

No. The fastest connection is via Copenhagen, about 13h 3m of total flying time.

What is the fastest connection from Seattle (SEA) to Rhodes (RHO)?

via Copenhagen ≈ 13h 3m, via Istanbul ≈ 13h 6m, via Helsinki ≈ 13h 10m (estimated flying time, excluding layovers).

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

Seattle–Tacoma International Airport (SEA) to Rhodes International Airport "Diagoras" (RHO)・10,237 km

No nonstop flights. The fastest connection is via Copenhagen (CPH), about 13h 3m 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.

10 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.