Terminals · BWI
American departs from Terminal C at Baltimore/Washington International Thurgood Marshall Airport (BWI). We verified this against the airport's own sources on June 27, 2026 — airlines do move terminals, so we date every check.

American departs from Terminal C at Baltimore/Washington International Thurgood Marshall Airport (BWI). Concourse C (shared with Southwest, plus Contour and BermudAir). Reached via the A/B/C checkpoint. Verified June 27, 2026.
Ticketing on Main Terminal Upper Level (Departures); proceed via the A/B/C security checkpoint. Bag drop usually closes 45 minutes before departure, so build that into your morning.
Not that we've found. We confirmed American departs from Terminal C at BWI as of June 27, 2026. Airlines do shuffle terminals, so we re-check and date every change.
Not sure which building that is? See all BWI terminals with the airport map and how to get between them. Then let your Leave-By Time count backward from your flight — today's BWI security wait, your drive, and the walk to your gate — so you leave with room to breathe.