AstrosAway5
MarinersHome6Run lineMissFav -1.5
MoneylineWin
TotalOver7.5
MLB · Head to head
Mariners vs Astros
All recorded seasonsLast meeting Sep 23, 2026
Betting comparison
All seasons
Mariners
85 bets50-35-0Wins · Losses · Pushes
- Win rate
- 58.82%
- ROI
- +12.41%
- Units
- +10.55u
Astros
85 bets35-50-0Wins · Losses · Pushes
- Win rate
- 41.18%
- ROI
- -20.4%
- Units
- -17.34u
Closing lines · Flat 1u per bet · Methodology
Scoring per game
Average runsMariners4.1
Astros4.2
Combined8.4
Recent meetings
Bet results from the Mariners perspective. Spread values show the favorite’s closing line.
AstrosAway5MarinersHome6AstrosAway7MarinersHome0Run lineMissFav -1.5
MoneylineLoss
TotalPush7
MarinersAway3AstrosHome2Run lineCoverFav -1.5
MoneylineWin
TotalUnder7.5
MarinersAway10AstrosHome5Run lineCoverFav -1.5
MoneylineWin
TotalOver8.5
MarinersAway7AstrosHome10Run lineMissFav -1.5
MoneylineLoss
TotalOver8
More Mariners matchups
About this matchup
What is the Seattle Mariners vs Houston Astros all-time record?
The Seattle Mariners are 52-50 against the Houston Astros in head-to-head matchups.
What is the Seattle Mariners ATS record vs the Houston Astros?
The Seattle Mariners are 50-35-0 against the spread vs the Houston Astros on DraftKings, with +12.41% ROI.
Do Seattle Mariners vs Houston Astros games go over or under?
Seattle Mariners vs Houston Astros games average 8.4 total runs. The Over has hit 51.25% of the time.