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Security Screening and Checkpoints

Update on the Port's COVID-19 response Learn more.


Due to the COVID-19 pandemic and national emergency declaration, the REAL ID enforcement deadline has been extended to October 1, 2021. 

Identification Requirements

Security checkpoints at Sea-Tac Airport are managed and regulated by the Transportation Security Administration (TSA). A Real ID Act approved identification will be required for access through airport security checkpoints if they do not have a REAL ID-compliant driver’s license or another approved form of ID on October 1, 2020.

TSA will accept standard ID through the end of September 2020. Starting on October 1, 2020 all U.S. airports, including Sea-Tac, will require REAL ID, which includes an enhanced driver license or passport. Learn more about what forms of identification you may need at

ID 2020 Link

Checkpoint Hours of OperationSecurity Checkpoint Map

Travelers can access ALL gates from ANY checkpoint. Passengers should arrive two hours before domestic travel and three hours before international travel. There are five main checkpoints at Sea-Tac Airport featuring general, premium, CLEAR, TSA Pre✓® and ADA-friendly screening.

TSA General and TSA Pre✓®  screening hours are subject to change based on operational needs. All checkpoints are open daily operational hours are subject to change based on TSA operations, closure times are evaluated daily. Sea-Tac Staff will help guide you to the best checkpoint.

To see the TSA Pre✓® Checkpoint Schedule and when lanes are open at Sea-Tac Airport, please refer to TSA's website. All checkpoints are ADA accessible. For live checkpoint wait times at Sea-Tac Airport download our free app for iOS!


Screening Types Available

Checkpoint Operating Hours

Checkpoint 1


TSAPre✓®: 4 a.m. - 4 p.m.

CLEAR: 6 a.m. to 4 p.m.

Checkpoint 2

CLEAR, General and Premium Screening

4 a.m. - 11 p.m.

Checkpoint 3

CLEAR, General and Premium Screening

CLEAR: 6 a.m. - 4 p.m.

General and Premium: 24 hours

Checkpoint 4

CLEAR and TSA Pre✓® Screening ONLY

4 a.m. - 11 p.m.

Checkpoint 5

CLEAR, General and Premium Screening

4 a.m. - 11 p.m.


General Information

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