Terminals · BOS
American departs from Terminal B at Boston Logan International Airport (BOS). 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 B at Boston Logan International Airport (BOS). Verified June 27, 2026.
American ticket counters in Terminal B. 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 B at BOS as of June 27, 2026. Airlines do shuffle terminals, so we re-check and date every change.
Both domestic and international departures are from Terminal B; international ARRIVALS are processed at Terminal E (customs).
Not sure which building that is? See all BOS terminals with the airport map and how to get between them. Then let your Leave-By Time count backward from your flight — today's BOS security wait, your drive, and the walk to your gate — so you leave with room to breathe.