Sea-Tac Is Expanding!

Sea-Tac Airport is currently undergoing the largest and longest expansion in its history, collectively known as the Sustainable Airport Master Plan (SAMP). Some of it you can already see, but you’re probably not aware of what it all means. Here’s what you need to know.

Port outlines priorities for Sea-Tac Airport in proposed spending plan

By Marissa Nall – Reporter, Puget Sound Business Journal Oct 31, 2023 The Port of Seattle plans to commit another $1.1 billion to its massive, rolling capital projects agenda at Seattle-Tacoma International Airport under its newly proposed budget for next year. Introduced late last week, the budget sets the stage for $5.3 billion in capital

Lead designer named for $1.5B overhaul of S Concourse at Sea-Tac Airport

By Marissa Nall – Reporter, Puget Sound Business Journal Aug 2, 2023 Port of Seattle has selected global design firm HOK to lead the next piece of its massive capital improvement program at Seattle-Tacoma International Airport. The St. Louis-based firm was named lead designer for the airport’s S Concourse renovation, one of several mega-projects in design or underway at

Upgrade SEA — The Next Era of Capital Projects Takes Flight

By Aly Lande, Capital Project Marketing Specialist Picture an airport journey without long lines and overflowing crowds. You follow a predictable and easy path from curb to gate with the space, services, and amenities that make your trip just right. There is more of what you know and love about Seattle-Tacoma International Airport (SEA), plus more

The Fourth Runway

We’ve begun using the term “Fourth Runway” to describe two large projects (SR-509 and the Sustainable Airport Master Plan) as one system, which they are. The two projects have always been part of a regional plan begun over fifty years ago to meet the strategic goals of the Port Of Seattle and regional planners. The construction of SR-509 will affect the communities are great deal. But starting in 2027 the projects will also increase flight operations at least 33% and cargo operations by 300%.

Widen Arrivals Roadway Project

         Status: Approved Project Overview This project is a roadway improvement project aimed to help alleviate the crowding and congestion outside of the airport, update systems, and make updates to support the ever-changing environment and dynamic region. The original roadway was designed in 1968 to support an average of about 25 million