From published airline schedules as of 2 September 2026, cross-checked against award availability in 26 airline mileage programs, Seattle has nonstop service to 40 international and 99 domestic destinations. Pairs the programs sell only with a connection are left out.
See all direct flights in United States →Business class flights to Seattle →
40 nonstop destinations
99 nonstop destinations
SEA
Who actually operates the nonstops, from published airline schedules as of 2 September 2026— ranked by the number of destinations each airline serves without a stop from SEA. Pick an airline for its full list; each destination below names its carriers.