Orioles vs. Astros Betting Lines, Odds, & Player Matchups August 24, 2025

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Both the Baltimore Orioles (59-70) and the Houston Astros (72-58) will look for another big outing from hitters when the teams square off on Sunday at 1:35 p.m. ET at Oriole Park at Camden Yards. Colton Cowser is on a two-game home run streak for the favored Orioles (-139), and Christian Walker has hit home runs in three consecutive games for the underdog Astros (+117). Baltimore’s Trevor Rogers gets the start against Houston’s Spencer Arrighetti.

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Odds to Win

Orioles to win vs Astros -139

Bet $20, Payout $34.39

Orioles vs. Astros betting lines

  • Favorite: Orioles (-139)
  • Underdog: Astros (+117)
  • Over/under: 9

Orioles betting info, hitting leaders, & pitching

Orioles betting info

  • The Orioles have been favored on the moneyline 60 total times this season. They’ve finished 27-33 in those games.
  • When it has played as moneyline favorites with odds of -139 or shorter, Baltimore has a 12-11 record (winning 52.2% of its games).
  • The Orioles have an implied moneyline win probability of 58.2% in this matchup.
  • Baltimore has had an over/under set by bookmakers 129 times, and have combined with opponents to go over the total in 56 of those games (56-69-4).
  • The Orioles have gone 60-69-0 against the spread this season.

Orioles hitting info

  • Gunnar Henderson leads the Orioles in home runs (15), runs batted in (58) and has racked up a team-high batting average of .281.
  • Among all batters in baseball, Henderson’s home run total ranks 103rd and his RBI tally ranks 79th.
  • Henderson has hit safely in five straight games. During his last five outings he is hitting .318 with a triple, a home run, two walks and three RBIs.
  • Jackson Holliday has put his power on display as he leads his team with 15 home runs.
  • Holliday currently ranks 103rd in homers and 127th in RBI in the majors.
  • Cowser is batting .215 with 11 doubles, 11 home runs and 16 walks.
  • Cowser has safely hit in four straight games. In his last five games he is batting .238 with a double, two home runs, three walks and five RBIs.
  • Ryan Mountcastle is batting .255 with 14 doubles, four home runs and 11 walks.
  • Mountcastle enters this game on a nine-game hitting streak. During his last 10 outings he is batting .310 with a double, a home run, two walks and six RBIs.

Orioles pitching rankings

  • The Orioles pitching staff ranks 17th in the majors with a collective 8.3 strikeouts per nine innings.
  • Baltimore has a 4.72 team ERA that ranks 26th across all MLB pitching staffs.
  • Pitchers for the Orioles combine for the fourth-worst WHIP in MLB (1.383).
  • Orioles pitchers combine to allow 175 total home runs at a clip of 1.4 per game (fifth-most in the majors).
  • Baltimore struck out five Astros batters while giving up 11 hits in a 9-8 loss in its last game.

Astros betting info, hitting leaders, & pitching

Astros betting info

  • This season, the Astros have been the underdog 43 times and won 26, or 60.5%, of those games.
  • Houston is 13-5 this season when entering a game as the underdog by +117 or more on the moneyline.
  • The moneyline for this contest implies a 46.1% chance of a victory for the Astros.
  • Houston’s games have gone over the total in 61 of its 130 chances.
  • The Astros have an ATS record of 65-65-0 in 130 games with a spread this season.

Astros hitting info

  • Jose Altuve leads Houston in home runs this season with 22 while driving in 64 runs.
  • In all of Major League Baseball, Altuve is 36th in home runs and 57th in RBI.
  • Jeremy Pena’s batting average of .304 leads all Houston hitters this season.
  • Pena ranks 113th among batters in MLB in home runs, and 127th in RBI.
  • Yainer Diaz has collected 112 base hits, an OBP of .284 and a slugging percentage of .417 this season.
  • Diaz brings a four-game hitting streak into this game. During his last five outings he is hitting .250 with a home run, two walks and two RBIs.
  • Walker leads Houston in runs batted in with 72 while batting .235 with 19 homers.
  • Walker takes a three-game hitting streak into this game. During his last five outings he is hitting .227 with a double, three home runs and seven RBIs.

Astros pitching rankings

  • The Astros have a 9.5 K/9 this season as a pitching staff, first-best in baseball.
  • Houston pitchers have a combined ERA of 3.92 ERA this year, which ranks 12th in MLB.
  • The Astros have a combined 1.230 WHIP as a pitching staff, eighth-lowest in MLB.
  • With 156 homers allowed, the Astros rank 20th in the league at preventing long balls.
  • Houston pitchers struck out 11 Orioles batters while allowing nine hits in a 9-8 win last time out.
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Betting Guide

How Money Line Works?

Moneyline betting is by far the easiest way to place a sports wager. There are no point spreads to parse, no garbage-time free throws to ruin your betting day, and no last-minute meaningless touchdowns to take you from a winner to a loser.

How to Bet Odds

When we, as sports fans, learned our multiplication tables, we aced the number 7. Seven, 14, 21, 28, 35, 42 were easy because we all watched football on the weekends. Multiplication by sevens, then add a three, a six after a missed PAT.

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Baseball is America’s pastime, but football is America’s crazed passion, with its weekly schedule of games, millions of television viewers across the country and the world, and the billion-dollar stadiums that serve as Sunday cathedrals in 32 American cities.

What is the Spread?

If you are a golfer or have ever played on a bowling team, think of a point spread like a handicap. It is a way for two teams of differing abilities to play each other on equal footing.  The better team, and the favorite in the game, gives a certain amount …