Direct flights available:
117 PER WEEK
Popular non-direct routes for this connection are Seattle Tacoma - Saint Paul Intl - R Reagan Nat, Seattle Tacoma - O'Hare Intl - R Reagan Nat and Seattle Tacoma - Lambert - R Reagan Nat.
Stop-off cities for indirect flights from Seattle Tacoma to Washington DC include Saint Paul Intl, O'Hare Intl and Lambert.
Direct flights available on