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SEA security checkpoints

Security Screening 101

Wed, May 13, 2026

Editor's note: This blog has been updated (Jan 2026) to represent current information on security lane hours, checkpoint numbers, as well as Real ID requirements.It's finally here. That bucket list summer vacation that's gotten yo...

How to Fly through Security at SEA Airport

Fri, Oct 10, 2025

Originally published in 2023; updated October 2025Everyone seems to be traveling now and has an opinion about the best travel program. You want to spend more time on vacation and less time in line at Seattle-Tacoma Internatio...

A graphic announcing that REAL ID requirements begin May 7, 2025, with a link to learn more at REALIDWA.com.

Be REAL ID Ready for Travel

Wed, Apr 23, 2025

Editor's Note: This blog post was updated on January 13, 2026.Your flight is booked. Your bags are packed. Is your identification good to go for travel? REAL ID enforcement is happening and one of the most important things on your...

Six Travel Tips for International Arrivals at SEA 

Mon, Nov 20, 2023

By the SEA Customer Care Team Whether you're planning your dream vacation or getting ready for an upcoming trip, here is everything you need to know about arriving and connecting from outside the United States into Seattle-Ta...

Why Can the Checkpoints at SEA Be Such a Challenge?

Tue, Aug 29, 2023

*edited 4/17/2025 to update security checkpoint numbers after all checkpoints were renumbered on 4/17/2025Translations are available in Amharic, Arabic, Chinese, Spanish, and Vietnamese:ይህን ጦማር/ብሎግ በአማርኛ ያንብቡهذه المدونة باللغة الع...

How to Skip the Line at SEA

Fri, Aug 20, 2021

Editor's Note: Updated April 2025 for service and checkpoint updatesWhat is better than standing in line at the airport? Literally anything.  Your time is valuable and your experience matters. Security checkpoint lines are at...

Wide view of a busy airport terminal with several Alaska Airlines aircraft parked at gates. Ground service vehicles and equipment surround the planes. In the background, an aircraft is landing on a runway while another is taking off. A large terminal building with curved roof sections stands in front of a forested area, and a distant city skyline is visible under a clear sky.

Federal Immigration Enforcement at SEA Airport

At Seattle-Tacoma International Airport (SEA), the safety and security of our community is our number one priority. This includes our passengers, airport workers, partners, and all those who pass through our doors.We understand th...

Graphic with the heading ‘Donation Drop @ SEA.’ The text explains that unopened or lightly used toiletries, or items over the TSA 3.4‑ounce limit, are donated to the Des Moines Area Food Bank. Green icons of toiletries, hearts, and a hand are displayed. The SEA Airport logo and the Des Moines Area Food Bank logo appear at the bottom.

Donation Drop @ SEA

Sustainable travel is built into how Seattle-Tacoma International Airport (SEA) operates Donation Drop @ SEA supports sustainability by reducing waste from items travelers cannot take through TSA Checkpoints, while creating o...

Anti-Human Trafficking Information and Resources

What you should do: If you're traveling through the airport and you see something suspicious, here are three things you can do: Call 911Tell an airport staff about the situation you've noticedCall the National Human Traf...

Stay Safe at SEA

Winter weather updatesIf the weather outside isn't delightful, check the winter weather updates pageEscalator safetyOne of the most common injuries at SEA Airport are people falling on escalators. It happens once a day on average,...