Average TSA wait times at SEA by hour of day, based on historical data and traveler reports.
| Time | Avg Wait | Data Source |
|---|---|---|
| 12:00 AM | 4 min | Historical |
| 1:00 AM | 4 min | Historical |
| 2:00 AM | 4 min | Historical |
| 3:00 AM | 5 min | Historical |
| 4:00 AM | 16 min | Historical |
| 5:00 AM | 22 min | Historical |
| 6:00 AM | 28 min | Historical |
| 7:00 AM | 28 min | Historical |
| 8:00 AM | 26 min | Historical |
| 9:00 AM | 26 min | Historical |
| 10:00 AM | 25 min | Historical |
| 11:00 AM | 20 min | Historical |
| 12:00 PM | 20 min | Historical |
| 1:00 PM | 18 min | Historical |
| 2:00 PM | 18 min | Historical |
| 3:00 PM | 16 min | Historical |
| 4:00 PM | 18 min | Historical |
| 5:00 PM | 14 min | Historical |
| 6:00 PM | 13 min | Historical |
| 7:00 PM | 11 min | Historical |
| 8:00 PM | 10 min | Historical |
| 9:00 PM | 10 min | Historical |
| 10:00 PM | 7 min | Historical |
| 11:00 PM | 5 min | Historical |
The current estimated TSA security wait time at Seattle-Tacoma International Airport (SEA) is approximately 3 minutes (live data, last updated 6/4/2026, 5:36:48 PM).
The quietest time for TSA security at Seattle-Tacoma International Airport is typically around 12:00 AM with an average wait of 4 minutes. The busiest time is around 6:00 AM with waits averaging 28 minutes.
Seattle-Tacoma International Airport has 5 TSA security checkpoint(s): Checkpoint 1, Checkpoint 2, Checkpoint 3, Checkpoint 4, Checkpoint 5.
Yes, Seattle-Tacoma International Airport (SEA) offers TSA PreCheck lanes. PreCheck wait times are typically 30-50% shorter than general screening lanes.
GET /api/public/airports/sea