
This slide presents Sea-Tac Airport activity data comparing YTD 2023, 2024, and 2025 figures, showing total passengers reaching 24,884 thousand in YTD 2025 (1.6% higher than 2024). A June 2025 vs. June 2024 month summary lists Alaska Airlines as the top carrier with 50.4% market share and 2,604,158 passengers, followed by Delta Air Lines at 23.1%.Open full document
Notes
This slide presents Sea-Tac Airport activity data comparing YTD 2023, 2024, and 2025 figures, showing total passengers reaching 24,884 thousand in YTD 2025 (1.6% higher than 2024). A June 2025 vs. June 2024 month summary lists Alaska Airlines as the top carrier with 50.4% market share and 2,604,158 passengers, followed by Delta Air Lines at 23.1%.