SEA TSA wait times
Seattle-Tacoma International Airport, Seattle, WA
6min
How early should you arrive?
| Domestic flight | 2 hours before departure |
| International flight | 3 hours before departure |
Security is moving; the standard cushion has slack in it right now.
Or just ask Soar
Soar watches your flight, the security lines, and the drive, then texts you when it's actually time to leave.
when should I leave for SEA?
About this data
Wait figures are aggregated from TSA checkpoint reports and refreshed continuously; this page shows the longest current wait across open checkpoints. They're estimates, not guarantees, and can swing quickly during peak departure banks. Reload for the latest report.