Rays vs Orioles Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 15

Odds updated as of 2:12 a.m.

On Saturday in MLB, the Tampa Bay Rays are up against the Baltimore Orioles.

We've got you covered, in terms of the most important info about this matchup before you take a look at the MLB odds and spreads on FanDuel Sportsbook.

Rays vs Orioles Game Info

• Tampa Bay Rays (74-47) vs. Baltimore Orioles (59-63)
• Date: Saturday, August 15, 2026
• Time: 6:10 p.m. ET
• Venue: Tropicana Field -- St. Petersburg, Florida
• Coverage: Rays.TV and MASN

Rays vs Orioles Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: TB: (-136) | BAL: (+116)
• Spread: TB: -1.5 (+164) | BAL: +1.5 (-200)
• Total: 7.5 -- Over: (-102) | Under: (-120)

Rays vs Orioles Probable Starting Pitchers

Probable Pitchers: Ian Seymour (Rays) - 9-3, 4.08 ERA vs Kyle Bradish (Orioles) - 7-11, 3.69 ERA

The Rays will give the nod to Ian Seymour (9-3) against the Orioles and Kyle Bradish (7-11). Seymour's team is 7-1-0 against the spread this season in his starts. Seymour's team has been victorious in 66.7% of the games he's started as the moneyline favorite with a record of 4-2. The Orioles have an 11-12-0 ATS record in Bradish's 23 starts that had a set spread. The Orioles are 6-4 in Bradish's 10 starts this season that they were the moneyline underdog.

Rays vs Orioles Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Rays win (57.2%)

Rays vs Orioles Moneyline

• The Rays vs Orioles moneyline has Tampa Bay as a -136 favorite, while Baltimore is a +116 underdog on the road.

Rays vs Orioles Spread

• The Rays are favored by 1.5 runs at home versus the Orioles. The Rays are +164 to cover the spread, while the Orioles are -200.

Rays vs Orioles Over/Under

• A combined run total of 7.5 has been set for Rays-Orioles on Aug. 15, with the over at -102 and the under at -120.

Bet on Tampa Bay Rays vs. Baltimore Orioles on FanDuel today!

Rays vs Orioles Betting Trends

• The Rays have won in 51, or 65.4%, of the 78 contests they have been named as odds-on favorites in this year.
• Tampa Bay has a record of 27-12 in contests when sportsbooks favor them by -136 or more on the moneyline.
• Contests with the Rays have gone over the total set by bookmakers in 55 of 119 chances this season.
• The Rays have an against the spread mark of 70-49-0 in 119 games with a line this season.
• The Orioles have put together a 28-32 record in games they were the underdog on the moneyline (winning 46.7% of those games).
• When it has played as a moneyline underdog with odds of +116 or longer, Baltimore has a record of 8-17 (32%).
• The Orioles have had an over/under set by oddsmakers 121 times, and have combined with opponents to go over the total in 63 of those games (63-54-4).
• The Orioles have covered 52.1% of their games this season, going 63-58-0 ATS.

Rays Player Leaders

• Junior Caminero has 127 hits, which leads Tampa Bay hitters this season, while batting .276 with 54 extra-base hits. He has an on-base percentage of .368 and a slugging percentage of .548.
• Among all qualified batters in baseball, he ranks 33rd in batting average, 21st in on-base percentage, and second in slugging.
• Yandy Diaz has an OPS of .832, fueled by an OBP of .369 and a team-best slugging percentage of .463 this season. He's batting .301.
• Among all qualifying players, he is eighth in batting average, 20th in on-base percentage and 37th in slugging percentage.
• Diaz heads into this game looking to extend his five-game hit streak. During his last five outings he is hitting .458 with a double, two home runs and five RBIs.
• Liam Hicks has 109 hits this season and a team-best OBP of .371.
• Hicks enters this game with two games in a row with at least one hit. In his last five games he is batting .353 with two doubles, a home run, three walks and five RBIs.
• Jonathan Aranda leads Tampa Bay with an OBP of .371 this season while batting .284 with 58 walks and 58 runs scored.
• Aranda brings a two-game hitting streak into this game. In his last five games he is hitting .227 with three walks and three RBIs.

Orioles Player Leaders

• Pete Alonso has accumulated a team-best OBP (.353) and slugging percentage (.479), while pacing the Orioles in hits (119, while batting .260).
• Including all qualified players in MLB, he ranks 65th in batting average, 40th in on-base percentage and 29th in slugging percentage.
• Alonso hopes to build on a six-game hitting streak in this matchup. During his last 10 outings he is batting .368 with a double, three home runs, five walks and eight RBIs.
• Gunnar Henderson is hitting .221 with 21 doubles, four triples, 20 home runs and 49 walks. He's slugging .403 with an on-base percentage of .302.
• He is 127th in batting average, 116th in on-base percentage and 96th in slugging percentage in MLB.
• Leody Taveras is batting .222 with 12 doubles, six triples, seven home runs and 35 walks.
• Coby Mayo is hitting .211 with 11 doubles, three triples, 15 home runs and 22 walks.

Rays vs Orioles Head to Head

• 8/14/2026: 6-5 BAL (Favorite: Rays, Spread: -1.5, Total: 8.5, Favorite Moneyline: -154, Underdog Moneyline: +142)
• 5/27/2026: 11-2 BAL (Favorite: Rays, Spread: -1.5, Total: 9.5, Favorite Moneyline: -126, Underdog Moneyline: +108)
• 5/26/2026: 6-1 BAL (Favorite: Rays, Spread: -1.5, Total: 8.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 5/25/2026: 9-7 BAL (Favorite: Rays, Spread: -1.5, Total: 7.5, Favorite Moneyline: -110, Underdog Moneyline: -106)
• 5/20/2026: 5-3 TB (Favorite: Rays, Spread: -1.5, Total: 8.5, Favorite Moneyline: -118, Underdog Moneyline: +100)
• 5/19/2026: 4-1 TB (Favorite: Rays, Spread: -1.5, Total: 7.5, Favorite Moneyline: -108, Underdog Moneyline: -108)
• 5/18/2026: 16-6 TB (Favorite: Rays, Spread: -1.5, Total: 7.5, Favorite Moneyline: -138, Underdog Moneyline: +118)
• 9/25/2025: 6-5 BAL (Favorite: Rays, Spread: -1.5, Total: 8.5, Favorite Moneyline: -118, Underdog Moneyline: -100)
• 9/24/2025: 6-2 TB (Favorite: Orioles, Spread: -1.5, Total: 8, Favorite Moneyline: -124, Underdog Moneyline: +106)
• 9/23/2025: 6-0 BAL (Favorite: Orioles, Spread: -1.5, Total: 8.5, Favorite Moneyline: -110, Underdog Moneyline: -106)

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