Seattle-Tacoma International Airport
FAA Operational Status
LOW DELAYSDelay Causes
Traffic Volume - Compacted Demand
Seattle-Tacoma International Airport
Current Wait Times
Traveler Reports
No traveler reports for SEA yet — yours improves predictions for everyone.
Wait Times by Terminal
Terminal MAIN
Total Queue Time Estimate
CombinedBased on historical pattern analysis
Wait Time History — Seattle-Tacoma International Airport
HistoricalSecurity wait times at SEA over time, based on live sensor and API data.
Skip the security lines with CLEAR+ at 2 terminals:
Skip customs lines with the free Mobile Passport Control app - a great alternative to CLEAR+ for international arrivals.
- No fees: Completely free, no enrollment required
- Fast processing: Submit customs declaration before arrival
- Group travel: Up to 12 people on one submission
- Wide availability: Active at 35+ US airports
Available for US citizens and Canadian visitors at participating airports
Quick Actions
VFR
Skip SEA Security Lines
Get Priority Pass lounge access + fast track security with the Amex Platinum Card
- Priority Pass with 1,400+ lounges worldwide
- TSA PreCheck/Global Entry fee credit ($100)
- Centurion Lounge access at major airports
Related Airports & Connections
Compare wait times at nearby airports and major hubs
Compare Multiple Airports
See side-by-side wait time comparisons
Tips for Seattle-Tacoma International Airport
- Arrive at least 105 minutes early for domestic and 150 minutes for international flights.
- Security is typically busiest 6-9 AM and 4-7 PM. Midday flights (11 AM-2 PM) usually have the shortest queues.
- Main Terminal typically has the shortest security wait times.
- TSA PreCheck is available here. Enrolled travelers typically wait about 19 minutes — roughly half the standard line.
- CLEAR Plus is available in 2 terminals. Members can skip directly to the physical screening area.
- Check in online and use mobile boarding passes to skip the check-in counter and head straight to security.
Next 12 hours
More About Seattle-Tacoma International Airport
SEA Airport FAQs
Airport Lounges
10 loungesQuick Info
Peak Hours
Quick Tips
- Arrive 2-3 hours early for international flights
- Check-in online to save time
- Use TSA PreCheck for faster screening
- CLEAR+ available at this airport
When to Arrive
Quick Links
Security wait times at Seattle-Tacoma International Airport (SEA) currently average 37 minutes. Check-in typically takes 34 minutes, and immigration processing averages 30 minutes. TSA PreCheck lanes average approximately 19 minutes.
Last updated: July 10, 2026
About Seattle-Tacoma International Airport
Seattle-Tacoma International Airport (SEA) serves Seattle in United States. As one of the world's busiest airports, SEA handles millions of passengers annually. During peak travel periods, security lines can extend significantly — plan your arrival time carefully.
Both TSA PreCheck and CLEAR Plus are available at SEA, giving enrolled travelers significantly faster screening. CLEAR is available in 2 terminals.
The busiest travel periods at SEA are Jul, Aug, Dec. During these months, wait times can be 30-50% longer than average. Consider arriving at least 3 hours before international flights during peak season.