The American League Championship Series determines the AL pennant winner. Best-of-seven, 2-3-2 home-field format. These dates are an estimate based on the standard postseason cadence — MLB has not yet released the official bracket schedule as of this writing.
MLB Postseason
ALCS 2026 (estimated)
📅 Monday, October 12, 2026 — October 20, 2026
📍 Higher seed's home ballpark
Estimated window for the American League Championship Series — best-of-seven. Exact dates pending MLB's official postseason schedule, typically announced in August.