The flight between Denver (DEN) and Seattle (SEA) typically takes about 3 hours and 2 minutes.
There are 15 direct flights every day.
The flight numbers are AS673, AS1179, AS1175, AS1177, AS1653, AS185, AS1102, AS623 together with 109 additional flights.
From Denver you will fly out from Denver International (DEN) and you will be landing at Seattle Tacoma International (SEA).
Alaska Airlines, Delta Air Lines, Frontier Airlines, United Airlines, and Southwest Airlines all flyes the Boeing 737 on this route.
Five airlines. Alaska Airlines, Delta Air Lines, Frontier Airlines, United Airlines and Southwest Airlines have non-stop flights to Seattle.
More destinations from Denver with Delta Air Lines (DL).
More destinations from Denver with Frontier Airlines (F9).
More destinations from Denver with United Airlines (UA).