Are there nonstop flights from Seattle (SEA) to Athens (ATH)?

No. The fastest connection is via Copenhagen, about 12h 42m of total flying time.

What is the fastest connection from Seattle (SEA) to Athens (ATH)?

via Copenhagen ≈ 12h 42m, via Munich ≈ 12h 45m, via Frankfurt am Main ≈ 12h 47m (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 Athens Eleftherios Venizelos International Airport (ATH)・9,948 km

No nonstop flights. The fastest connection is via Copenhagen (CPH), about 12h 42m of flying time (layover not included).

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

None.

NEWStarting soon: Alaska Airlines

25 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.