2018 Big East Conference baseball tournament

The 2018 Big East Conference baseball tournament was held at Prasco Park in Mason, Ohio, from May 24 through 27. The event, held at the end of the conference regular season, determined the champion of the Big East Conference for the 2018 season. As winner of the double-elimination tournament, St. John's received the conference's automatic bid to the 2018 NCAA Division I baseball tournament.

Format and seeding
The tournament will use a double-elimination format and feature the top four finishers of the Big East's seven teams.