✕ Alaska Airlines renovated D Concourse Lounge in Seattle Alaska Airlines has doubled the footprint of our Lounges and invested $30 million in improvements in the past five years. On June 21, we’re welcoming back members and guests to our popular D Concourse Lounge in Seattle with 50% more seating and improved amenities; other major projects on the horizon. Media Kit Contents LNG_040223_SEA D Lounge Reopening LNG_040223_SEA D Lounge Reopening LNG_040223_SEA D Lounge Reopening LNG_040223_SEA D Lounge Reopening LNG_040223_SEA D Lounge Reopening LNG_040223_SEA D Lounge Reopening LNG_040223_SEA D Lounge Reopening LNG_040223_SEA D Lounge Reopening LNG_040223_SEA D Lounge Reopening