The Boston Red Sox and Kansas City Royals present a compelling World Series odds comparison. The Boston Red Sox currently sit at +1920 (5.0%) while the Kansas City Royals are at +3060 (3.2%) — a razor-thin margin separating the two.
Since the start of the 2025 season, the Boston Red Sox have drifted from +1870 to +1920, while the Kansas City Royals have shortened from +3530 to +3060.
The market currently gives the Boston Red Sox the edge at +1920, while the Kansas City Royals sit at +3060. Both teams' full odds history across all tracked sportsbooks is charted above.