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

Odds updated as of 9:12 p.m.

The Saturday schedule in MLB includes a matchup between the Toronto Blue Jays and the Seattle Mariners.

All the info you need to make smart bets on this matchup at FanDuel Sportsbook can be found below. Check out all of the latest MLB betting lines here.

Blue Jays vs Mariners Game Info

• Toronto Blue Jays (65-70) vs. Seattle Mariners (64-70)
• 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: (-126) | SEA: (+108)
• Spread: TOR: -1.5 (+176) | SEA: +1.5 (-215)
• Total: 7.5 -- Over: (-118) | Under: (-104)

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

The Blue Jays will give the nod to Jose Soriano (10-7) against the Mariners and Kade Anderson. Soriano's team is 15-10-0 against the spread in his starts this season. Soriano's team has been victorious in 60% of the games he's started as the moneyline favorite with a record of 6-4. Anderson has started only one game with a set spread, which the Mariners covered. The Mariners have yet to be named 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 (55.9%)

Blue Jays vs Mariners Moneyline

• Toronto is the favorite, -126 on the moneyline, while Seattle is a +108 underdog on the road.

Blue Jays vs Mariners Spread

• The Blue Jays are hosting the Mariners and are favored by 1.5 runs on the spread. The Blue Jays are +176 to cover the runline, with the Mariners being -215.

Blue Jays vs Mariners Over/Under

• Blue Jays versus Mariners on Aug. 29 has an over/under of 7.5 runs, with the odds on the over -118 and the under set at -104.

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

Blue Jays vs Mariners Betting Trends

• The Blue Jays have been chosen as favorites in 65 games this year and have walked away with the win 35 times (53.8%) in those games.
• Toronto has a record of 21-21 when favored by -126 or more this year.
• The Blue Jays and their opponents have gone over in 67 of their 132 games with a total set by sportsbooks this season.
• The Blue Jays are 64-68-0 against the spread in their 132 games with a line set by sportsbooks this season.
• The Mariners have won 10 of the 29 games they were the moneyline underdog this season (34.5%).
• In games it has played as a moneyline underdog with odds of +108 or longer, Seattle has gone 6-10 (37.5%).
• The Mariners have played in 133 games with a set over/under, and have combined with opponents to go over the total 67 times (67-60-6).
• The Mariners have collected a 49-84-0 record against the spread this season (covering only 36.8% of the time).

Blue Jays Player Leaders

• Ernie Clement leads Toronto with a slugging percentage of .397, fueled by 39 extra-base hits. He has a .281 batting average and an on-base percentage of .306.
• Among qualifying batters in baseball, he is 25th in batting average, 112th in on-base percentage, and 95th in slugging.
• Vladimir Guerrero Jr. leads Toronto with an OBP of .333 this season while batting .260 with 48 walks and 62 runs scored. He's slugging .351.
• He is 62nd in batting average, 67th in on-base percentage and 128th in slugging among qualified hitters.
• Kazuma Okamoto leads Toronto with 109 hits. He is batting .228 this season and 47 of his hits have gone for extra bases.
• George Springer has been key for Toronto with 92 hits, an OBP of .320 plus a slugging percentage of .398.
• Springer heads into this game on a two-game hitting streak. During his last five outings he is hitting .412 with a double, a home run, a walk and three RBIs.

Mariners Player Leaders

• Randy Arozarena has accumulated a team-high OBP (.369), while leading the Mariners in hits (127). He's batting .272 and slugging.
• Including all the qualified hitters in MLB, he is 41st in batting average, 18th in on-base percentage and 36th in slugging percentage.
• Josh Naylor is slugging .371 to pace his team. He has a batting average of .271 with an on-base percentage of .332.
• He is currently 45th in batting average, 70th in on-base percentage and 117th in slugging percentage among all qualifying hitters.
• Cole Young has 15 doubles, three triples, 16 home runs and 34 walks while batting .248.
• Julio Rodriguez has 18 doubles, 20 home runs and 40 walks while hitting .247.

Blue Jays vs Mariners Head to Head

• 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)
• 10/12/2025: 3-1 SEA (Favorite: Blue Jays, Spread: -1.5, Total: 8.5, Favorite Moneyline: -162, Underdog Moneyline: +136)

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