Blue Jays vs Mariners Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 29

Odds updated as of 2:12 p.m.

The Toronto Blue Jays versus the Seattle Mariners is on the MLB schedule for Saturday.

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

Blue Jays vs Mariners Game Info

• Toronto Blue Jays (66-70) vs. Seattle Mariners (64-71)
• Date: Saturday, August 29, 2026
• Time: 3:07 p.m. ET
• Venue: Rogers Centre -- Toronto, Ontario
• Coverage: SNET and Mariners.TV

Blue Jays vs Mariners Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: TOR: (-108) | SEA: (+100)
• Spread: TOR: +1.5 (-196) | SEA: -1.5 (+162)
• Total: 7.5 -- Over: (-108) | Under: (-112)

Blue Jays vs Mariners Probable Starting Pitchers

Probable Pitchers: José Soriano (Blue Jays) - 10-7, 3.49 ERA vs Kade Anderson (Mariners) - 0-0, 4.76 ERA

This contest's pitching matchup is set, as the Blue Jays will send Jose Soriano (10-7) to the mound, while Kade Anderson will take the ball for the Mariners. Soriano and his team are 15-10-0 ATS this season when he starts. Soriano's team has a record of 6-4 this season when he starts and they are the favorite on the moneyline. Anderson has started only one game with a set spread, which the Mariners covered. The Mariners have not been a moneyline underdog when Anderson starts this season.

Blue Jays vs Mariners Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Blue Jays win (54.3%)

Blue Jays vs Mariners Moneyline

• Seattle is a +100 underdog on the moneyline, while Toronto is a -108 favorite at home.

Blue Jays vs Mariners Spread

• The Mariners are 1.5-run favorites against the spread for this matchup with the Blue Jays. The Mariners are +162 to cover, while the Blue Jays are -196 to cover as a 1.5-run underdog on the runline.

Blue Jays vs Mariners Over/Under

• Blue Jays versus Mariners, on Aug. 29, has an over/under of 7.5, with the over being -108 and the under -112.

Bet on Toronto Blue Jays vs. Seattle Mariners on FanDuel today!

Blue Jays vs Mariners Betting Trends

• The Blue Jays have been victorious in 36, or 54.5%, of the 66 contests they have been chosen as favorites in this season.
• This year Toronto has won 37 of 69 games when listed as at least -108 on the moneyline.
• The Blue Jays and their opponents have gone over the total this season in 68 of their 133 opportunities.
• In 133 games with a line this season, the Blue Jays have a mark of 65-68-0 against the spread.
• The Mariners have a 10-20 record in games they were the underdog on the moneyline (winning 33.3% of those games).
• When it has played as a moneyline underdog with odds of +100 or longer, Seattle has gone 7-14 (33.3%).
• The Mariners have had an over/under set by bookmakers 134 times, and have combined with opponents to go over the total in 68 of those games (68-60-6).
• The Mariners have gone 49-85-0 ATS this season.

Blue Jays Player Leaders

• Ernie Clement has an OPS of .698, fueled by an OBP of .304 and a team-best slugging percentage of .394 this season. He has a .279 batting average.
• Among all qualified hitters in MLB, he ranks 26th in batting average, 112th in on-base percentage, and 95th in slugging.
• Vladimir Guerrero Jr. has 118 hits this season and a team-best OBP of .333. He's batting .260 and slugging .352.
• Among qualifying hitters, his batting average places him 60th, his on-base percentage 67th, and his slugging percentage 128th.
• Kazuma Okamoto leads Toronto in total hits (111) this season, and 48 of those have gone for extra bases.
• Okamoto enters this matchup with two games in a row with at least one hit. In his last five games he is hitting .267 with two doubles, a home run, three walks and three RBIs.
• George Springer is batting .251 with a .326 OBP and 44 RBI for Toronto this season.
• Springer brings a three-game hitting streak into this game. During his last five outings he is batting .500 with two doubles, two home runs, a walk and three RBIs.

Mariners Player Leaders

• Randy Arozarena has totaled 128 hits with a .372 on-base percentage, leading the Mariners in both categories. He's batting .273 and slugging .461.
• Including all qualified hitters in the big leagues, he ranks 36th in batting average, 15th in on-base percentage and 38th in slugging percentage.
• Josh Naylor is slugging .368 to lead his team. He has a batting average of .269 with an on-base percentage of .330.
• His batting average ranks 46th among all qualified players, his on-base percentage ranks 75th, and he is 118th in slugging.
• Cole Young is hitting .248 with 16 doubles, three triples, 16 home runs and 34 walks.
• Julio Rodriguez has 18 doubles, 20 home runs and 40 walks while batting .247.

Blue Jays vs Mariners Head to Head

• 8/28/2026: 8-1 TOR (Favorite: Blue Jays, Spread: -1.5, Total: 6.5, Favorite Moneyline: -140, Underdog Moneyline: +130)
• 7/5/2026: 4-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -118, Underdog Moneyline: +100)
• 7/4/2026: 11-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -164, Underdog Moneyline: +138)
• 7/3/2026: 2-0 TOR (Favorite: Blue Jays, Spread: -1.5, Total: 7, Favorite Moneyline: -134, Underdog Moneyline: +114)
• 10/20/2025: 4-3 TOR (Favorite: Blue Jays, Spread: -1.5, Total: 7.5, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 10/19/2025: 6-2 TOR (Favorite: Blue Jays, Spread: -1.5, Total: 7.5, Favorite Moneyline: -122, Underdog Moneyline: +104)
• 10/17/2025: 6-2 SEA (Favorite: Blue Jays, Spread: -1.5, Total: 7, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 10/16/2025: 8-2 TOR (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 10/15/2025: 13-4 TOR (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 10/13/2025: 10-3 SEA (Favorite: Blue Jays, Spread: -1.5, Total: 7, Favorite Moneyline: -120, Underdog Moneyline: +102)

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