Mariners vs Orioles Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 14

Odds updated as of 12:11 p.m.

The MLB's Thursday schedule includes the Seattle Mariners facing the Baltimore Orioles.

Before you do any MLB betting on this game at FanDuel Sportsbook, here's what you need to know.

Mariners vs Orioles Game Info

• Seattle Mariners (67-54) vs. Baltimore Orioles (54-66)
• Date: Thursday, August 14, 2025
• Time: 1:05 p.m. ET
• Venue: Oriole Park at Camden Yards -- Baltimore, Maryland
• Coverage: MLB Network, MASN2, and ROOT Sports NW

Mariners vs Orioles Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SEA: (-132) | BAL: (+112)
• Spread: SEA: -1.5 (+118) | BAL: +1.5 (-142)
• Total: 9.5 -- Over: (-105) | Under: (-115)

Mariners vs Orioles Probable Starting Pitchers

Probable Pitchers: Logan Evans (Mariners) - 6-4, 4.96 ERA vs Tomoyuki Sugano (Orioles) - 9-5, 4.24 ERA

The probable starters are Logan Evans (6-4) for the Mariners and Tomoyuki Sugano (9-5) for the Orioles. Evans and his team have a record of 6-8-0 against the spread when he starts. When Evans starts a game and his team is the favorite on the moneyline, they have a record of 5-3. When Sugano starts, the Orioles have gone 12-10-0 against the spread. The Orioles have been the moneyline underdog in 12 of Sugano's starts this season, and they went 8-4 in those matchups.

Mariners vs Orioles Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mariners win (53.8%)

Mariners vs Orioles Moneyline

• Looking at the moneyline for Orioles-Mariners, Baltimore is the underdog at +112, and Seattle is -132 playing on the road.

Mariners vs Orioles Spread

• The Orioles are at +1.5 on the runline against the Mariners. The Orioles are -142 to cover the spread, and the Mariners are +118.

Mariners vs Orioles Over/Under

• A total of 9.5 runs has been set for the Mariners-Orioles game on Aug. 14, with the over available at -105 and the under at -115.

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Mariners vs Orioles Betting Trends

• The Mariners have been chosen as favorites in 81 games this year and have walked away with the win 47 times (58%) in those games.
• This year Seattle has won 33 of 53 games when listed as at least -132 on the moneyline.
• The Mariners and their opponents have hit the over in 61 of their 117 games with a total set by oddsmakers this season.
• The Mariners have an against the spread record of 51-66-0 in 117 games with a line this season.
• The Orioles have been the moneyline underdog 61 total times this season. They've gone 27-34 in those games.
• When it has played as a moneyline underdog with odds of +112 or longer, Baltimore has an 11-20 record (winning just 35.5% of its games).
• The Orioles have had an over/under set by bookmakers 117 times, and have combined with opponents to go over the total in 50 of those games (50-63-4).
• The Orioles have put together a 52-65-0 record against the spread this season.

Mariners Player Leaders

• Cal Raleigh leads Seattle with 108 hits, batting .243 this season with 61 extra-base hits. He has an on-base percentage of .349 and a slugging percentage of .582.
• Among qualifying hitters in the majors, he ranks 117th in batting average, 44th in on-base percentage, and third in slugging.
• Josh Naylor is batting .291 with 22 doubles, a triple, 15 home runs and 42 walks. He's slugging .460 with an on-base percentage of .358.
• He ranks 16th in batting average, 31st in on-base percentage and 52nd in slugging in the major leagues.
• Naylor brings a four-game streak with at least one hit into this matchup. In his last five games he is hitting .313 with two doubles, a home run, a walk and four RBIs.
• Julio Rodriguez has an OPS of .765, fueled by an OBP of .314 and a team-best slugging percentage of .452 this season.
• Rodriguez heads into this game with four games in a row with at least one hit. In his last five games he is batting .368 with a triple, two home runs, a walk and three RBIs.
• Eugenio Suarez has 37 home runs, 92 RBI and a batting average of .234 this season.

Orioles Player Leaders

• Gunnar Henderson has 120 hits with a .353 on-base percentage and a .468 slugging percentage, all club-highs for the Orioles. He's batting .284.
• Including all the qualifying players in MLB, he is 23rd in batting average, 42nd in on-base percentage and 42nd in slugging percentage.
• Henderson heads into this matchup on a six-game hitting streak. During his last 10 games he is hitting .294 with three doubles, two home runs, three walks and seven RBIs.
• Jackson Holliday is hitting .250 with 16 doubles, two triples, 14 home runs and 28 walks. He's slugging .390 with an on-base percentage of .301.
• He is currently 98th in batting average, 132nd in on-base percentage and 124th in slugging percentage among all qualifying hitters.
• Adley Rutschman is hitting .232 with 16 doubles, a triple, nine home runs and 37 walks.
• Jordan Westburg is hitting .263 with nine doubles, a triple, 14 home runs and 13 walks.

Mariners vs Orioles Head to Head

• 8/12/2025: 1-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 9, Favorite Moneyline: -158, Underdog Moneyline: +134)
• 6/5/2025: 4-3 BAL (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -156, Underdog Moneyline: +132)
• 6/4/2025: 3-2 BAL (Favorite: Mariners, Spread: -1.5, Total: 8.5, Favorite Moneyline: -108, Underdog Moneyline: -108)
• 6/3/2025: 5-1 BAL (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -148, Underdog Moneyline: +126)
• 7/4/2024: 7-3 SEA (Favorite: Orioles, Spread: -1.5, Total: 7, Favorite Moneyline: -144, Underdog Moneyline: +122)
• 7/3/2024: 4-1 BAL (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -136, Underdog Moneyline: +116)
• 7/2/2024: 2-0 BAL (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -108, Underdog Moneyline: -108)
• 5/19/2024: 6-3 BAL (Favorite: Orioles, Spread: -1.5, Total: 7, Favorite Moneyline: -144, Underdog Moneyline: +122)
• 5/17/2024: 9-2 BAL (Favorite: Orioles, Spread: -1.5, Total: 8.5, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 8/13/2023: 5-3 BAL (Favorite: Mariners, Spread: -1.5, Total: 8, Favorite Moneyline: -112, Underdog Moneyline: -104)

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