Million Air St. Louis, Spirit of St. Louis Airport (KSUS)

Million Air St. Louis is the Million Air FBO at Spirit of St. Louis Airport in Chesterfield, Missouri, United States. It serves business aviation passengers, crew and aircraft arriving at Spirit of St. Louis Airport (KSUS / SUS). Million Air St. Louis is at Spirit of St. Louis Airport in Chesterfield, which the location page describes as the designated overflow airport for Lambert International. The FBO is just off Highway 40/64, minutes from downtown St. Louis and Clayton, and has 70,000 square feet of corporate hangars.

The main terminal has a spacious lobby, a pilot lounge with recliners and a big screen TV, a snooze room and a flight planning room. Other listed amenities are a hospitality bar, wifi, a business center, a computer workstation, a Mercedes crew car and rental cars. The page highlights quick turns by its line service technicians.

Million Air is a network of FBOs with locations across North America. Handling, fuel and ground services can be arranged ahead of arrival by contacting the FBO on the numbers below.

Source: the Million Air location page (October 2026). Is this your FBO? Claim this page to keep the details up to date.