GREEN BAY, WI (WTAQ-WLUK) — Austin Straubel International Airport celebrated a milestone this week, 100 years of Delta Air Lines. A new exhibit inside Concourse B highlights the 97 years Delta has provided service to Green Bay. The airline, which was founded in 1924, began as a small crop-dusting operation. In 1928, Delta and Green Bay began one of the longest continuous air service partnerships in the state. As to why the relationship is so vital to the region, Austin Straubel International Airport Director Marty Piette had this to say, “Delta provides one stop access to any place in the world.