Seattle · SEA
SEA TSA Security Wait Times 2026 — By Day & Hour
Typical security wait times at Seattle-Tacoma International Airport with checkpoint locations, heatmap, interactive lookup, and tips for getting through faster.
Estimated wait right now
~3 min
- Average~15 min
- QuietestTuesday around 11 PM
- BusiestFriday around 6 AM
SEA TSA Checkpoint Locations
- Concourse A: Checkpoint 1 (North) and Checkpoint 2 (Central) — TSA PreCheck available
- Concourse B: Via Checkpoints 1 or 2
- Concourses C & D: Checkpoint 3 (Central) and Checkpoint 5 (South) — TSA PreCheck available
- North Satellite (N Gates): Via Checkpoints 1 or 2, then underground train to North Satellite
- South Satellite (S Gates): Via Checkpoint 5, then underground train to South Satellite
Look Up SEA Wait Times for Any Day & Time
SEA TSA Wait Time Heatmap — Minutes by Day & Hour
Standard-lane estimates in minutes. <5 5–11 12–21 22+
| Hour | Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|---|
| 4 AM | 13 | 14 | 11 | 12 | 13 | 13 | 11 |
| 5 AM | 22 | 20 | 22 | 17 | 26 | 25 | 22 |
| 6 AM | 27 | 28 | 27 | 27 | 31 | 37 | 27 |
| 7 AM | 26 | 19 | 18 | 22 | 24 | 26 | 24 |
| 8 AM | 21 | 16 | 12 | 15 | 13 | 20 | 17 |
| 9 AM | 12 | 13 | 9 | 11 | 15 | 18 | 13 |
| 10 AM | 14 | 11 | 11 | 9 | 10 | 16 | 10 |
| 11 AM | 16 | 12 | 12 | 11 | 14 | 13 | 13 |
| 12 PM | 15 | 13 | 10 | 12 | 15 | 17 | 11 |
| 1 PM | 15 | 16 | 16 | 11 | 15 | 22 | 18 |
| 2 PM | 17 | 14 | 13 | 15 | 14 | 20 | 14 |
| 3 PM | 22 | 15 | 12 | 16 | 18 | 19 | 15 |
| 4 PM | 23 | 21 | 19 | 14 | 17 | 24 | 15 |
| 5 PM | 20 | 24 | 22 | 16 | 17 | 24 | 18 |
| 6 PM | 18 | 16 | 13 | 13 | 20 | 25 | 19 |
| 7 PM | 13 | 12 | 14 | 12 | 17 | 15 | 12 |
| 8 PM | 14 | 10 | 11 | 8 | 9 | 13 | 12 |
| 9 PM | 9 | 9 | 6 | 6 | 7 | 8 | 6 |
| 10 PM | 7 | 8 | 7 | 7 | 6 | 8 | 6 |
| 11 PM | 7 | 6 | 5 | 5 | 6 | 6 | 5 |
How to Get Through SEA Security Faster
- Travel at off-peak hours. The quietest window at SEA is tuesday around 11 pm. Avoid friday around 6 am if possible.
- Use TSA PreCheck or CLEAR. PreCheck waits at SEA are typically a fraction of standard. CLEAR skips the ID-check line entirely.
- Pack smart. Check our TSA Packing Guide to avoid delays from prohibited items. Have laptops and liquids easily accessible.
- Use mobile boarding passes and have your ID ready before reaching the checkpoint. This alone can save 2–5 minutes.
- Check live conditions on the MyTSA app ↗ and FAA delay map ↗.
Frequently Asked Questions
What are typical TSA wait times at SEA?
Standard screening at Seattle-Tacoma International Airport averages ~15 minutes, ranging from a few minutes to 37+ at peak. PreCheck is usually much faster.
Best time to go through security at SEA?
The shortest lines are tuesday around 11 pm. Early mornings before the first departures and late evenings are generally calmest.
When is SEA security busiest?
The busiest window is friday around 6 am, with waits around 37 minutes. Friday afternoons and Sunday mornings are heavy across most hubs.
Does SEA have TSA PreCheck?
Yes. Seattle-Tacoma International Airport has PreCheck lanes. Enrolled travelers keep shoes, belts, and light jackets on and leave laptops and liquids in bags.
Does SEA have CLEAR?
Most major U.S. airports including SEA offer CLEAR expedited identity verification. CLEAR members skip to the front of the document-check line, then proceed through standard or PreCheck physical screening.
How accurate are these SEA wait times?
These are modeled estimates based on historical patterns — a planning guide, not live data. Check the MyTSA app for day-of conditions.