The Arizona Diamondbacks and Houston Astros present a compelling World Series odds comparison. The Arizona Diamondbacks currently sit at +7000 (1.4%) while the Houston Astros are at +2110 (4.5%) — a notable gap separating the two.
Since the start of the 2026 season, the Arizona Diamondbacks have drifted from +6500 to +7000, while the Houston Astros have shortened from +2140 to +2110.
The market currently gives the Houston Astros the edge at +2110, while the Arizona Diamondbacks sit at +7000. Both teams' full odds history across all tracked sportsbooks is charted above.