The Baltimore Orioles and Houston Astros present a compelling World Series odds comparison. The Baltimore Orioles currently sit at +2500 (3.8%) while the Houston Astros are at +2220 (4.3%) — a razor-thin margin separating the two.
Since the start of the 2026 season, the Baltimore Orioles have drifted from +2310 to +2500, while the Houston Astros have shortened from +2500 to +2220.
The market currently gives the Houston Astros the edge at +2220, while the Baltimore Orioles sit at +2500. Both teams' full odds history across all tracked sportsbooks is charted above.