At the bottom of our list of Alaska Airlines, the most frequent non-Seattle routes connect Spokane (GEG), Washington, to Portland International Airport (PDX), with 118 flights this month.

Meanwhile, the new Seattle - Washington National routes will be served by the A321neo. Delta's SEA-IAD competitors are: Alaska Airlines (54 flights in each direction in December 2024).

Seattle is located on peninsula surrounded by several different waterways: Puget Sound to the west, Elliott Bay to the south and Lake Washington to the east. Salmon Bay, Lake Union and Union Bay ...