Notes
Port Of Seattle Fly Quiet 2024 annual scores for airlines operating at Sea-Tac Airport, scored on four criteria: noise levels of take-offs and landings, adherence to SEA Noise Abatement flight procedures, adherence to SEA ground maintenance engine run-up rules (-100 points per violation), and limiting late-night noise exceedances (-1 to -5 points per exceedance). Table lists Operations, Procedures Score, SEL Scores, Exceedance Score, Runup Violations, and FQ Score for approximately 50 airlines including Alaska Airlines (160,007 operations, 662 FQ Score), Delta Air Lines (70,413 operations, 572 FQ Score), SkyWest Airlines (60,500 operations, 693 FQ Score), and Horizon Air (46,593 operations, 678 FQ Score). Winning airlines marked ** include Air Canada (717) and Frontier Airlines (706); Most Improved marked *** is Air France (676). Airlines with Runup Violations include Atlas Airlines and Delta Air Lines (-100 each).