To keep pace with growth, SEA is investing more than $4.6 billion over the next five years on projects designed to upgrade facilities and elevate the passenger experience. It’s all part of a long-term capital campaign called Upgrade SEA. The challenge, however, is space.

Seattle-Tacoma International (SEA) recently passed a significant mile marker in its ongoing quest to earn top marks from passengers. Earlier this year, the airport gained a fourth star in its Skytrax rating, and Managing Director Lance Lyttle is confident that a new International Arrivals Facility will help SEA earn a perfect five-star rating and achieve…