Terminals at MDW

Main Terminal layout and airlines All 43 gates at Midway sit off one Main Terminal atrium, which then splits into Concourses A, B, and C. Southwest dominates the boards here, with Delta, Allegiant, Frontier, Porter, and Volaris filling out the rest of the schedule. Everything is technically in one building, so you can walk from A to C in roughly 10–15 minutes if your stride is decent. That compact footprint is the upside; the downside is that everyone…