Roundtrip Airfares: Seattle, WA to Okinawa, Japan via Korean Air Airlines from $582.40 (Travel Nov-Mar 2026)

Roundtrip Airfares: Seattle, WA to Okinawa, Japan via Korean Air Airlines from $597. Travel Nov-Mar 2026. Korean Airlines/Delta Air Lines via Booking.com have round trip airfares travelling from Seattle (SEA) to Naha Okinawa Japan (OKA) for $597, making 1 stop Seoul Korea for 19-24 hours both ways so definitely plan ahead. These are economy saver fares that allow a personal item, a carry-on bag and 1 free checked bag. Travel Availability: Departs SEA: Nov 17-18, 26; Dec 1-3; Jan 12, 14, 19-21, 26-28; Feb 2-3, 17; March 2-4, 9, 11, 18 Returns: Nov 24-25; Dec 3-4, 8-11, 15-18; Jan 19-22, 26-29; Feb 2-5, 9-10, 24-26; March 4-5, 9-12, 16, 18-19, 24-26