Menu Home

Security Screening and Checkpoints

Travelers can access ALL gates from ANY checkpoint.

There are four main checkpoints at Sea-Tac and a fifth that is opened as needed during peak periods. Sea-Tac recommends passengers arrive two hours before domestic travel and three hours before international travel.

Security Checkpoint Map

Click here for a printable PDF of this map

Checkpoint Hours of Operation

Security checkpoints at Sea-Tac are managed by the Transportation Security Administration (TSA). TSA General and TSA Pre✓®  screening hours are subject to change based on operational needs.

For live checkpoint wait times at Sea-Tac Airport download our free app for iOS!

To see the TSA Pre✓® Checkpoint Schedule and when lanes are open at Sea-Tac Airport, please refer to TSA's website. *Hours are subject to change based on TSA operations, closure times evaluated daily

Checkpoint 1

Seasonal Only

Closed: Open seasonally

5:00 a.m. - 12:00 p.m.

Checkpoint 2

General screening, TSA Pre✓® , Premium, ADA, CLEAR

*Open Daily

4:00 a.m. - 11:00 p.m.

Checkpoint 3

General screening, TSA Pre✓® , Premium, ADA, CLEAR

Open Daily

24 hours

Checkpoint 4

General Screening, TSA Pre✓®

Open Daily

TSA Pre✓® ONLY: 4:00 a.m. - 12:00 p.m.

General Screening ONLY: 12:00 p.m. - 10:00 p.m.

Checkpoint 5

TSA Pre✓® Only

*Open Daily

4:00 a.m. - 11:00 p.m.

 

Back to Top