Mariners vs Athletics Prediction, Odds, Moneyline, Spread & Over/Under for Sept. 11

Odds updated as of 4:12 a.m.

The Seattle Mariners versus the Athletics is on the MLB schedule for Friday.

Here's what you need to know before checking out today's MLB odds and spreads on FanDuel Sportsbook.

Mariners vs Athletics Game Info

• Seattle Mariners (69-78) vs. Athletics (59-88)
• Date: Friday, September 11, 2026
• Time: 9:40 p.m. ET
• Venue: Sutter Health Park -- West Sacramento, California
• Coverage: NBCS-CA and Mariners.TV

Mariners vs Athletics Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SEA: (-178) | OAK: (+150)
• Spread: SEA: -1.5 (-118) | OAK: +1.5 (-102)
• Total: 10.5 -- Over: (-104) | Under: (-118)

Mariners vs Athletics Probable Starting Pitchers

Probable Pitchers: George Kirby (Mariners) - 9-11, 4.18 ERA vs Jeffrey Springs (Athletics) - 4-13, 6.02 ERA

This contest's pitching matchup is set, as the Mariners will send George Kirby (9-11) to the mound, while Jeffrey Springs (4-13) will get the nod for the Athletics. Kirby's team is 9-18-0 against the spread in his starts this season. When Kirby starts a game and his team is the favorite on the moneyline, they have a record of 12-12. The Athletics are 11-15-0 against the spread when Springs starts. The Athletics have been the moneyline underdog in 19 of Springs' starts this season, and they went 6-13 in those matchups.

Mariners vs Athletics Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mariners win (51.9%)

Mariners vs Athletics Moneyline

• The Mariners vs Athletics moneyline has the Mariners as a -178 favorite, while the Athletics are a +150 underdog at home.

Mariners vs Athletics Spread

• The Mariners are 1.5-run favorites on the runline against the Athletics. The Mariners are -118 to cover, while the Athletics are -102 to cover.

Mariners vs Athletics Over/Under

• The over/under for the Mariners versus Athletics contest on Sept. 11 has been set at 10.5, with -104 odds on the over and -118 odds on the under.

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Mariners vs Athletics Betting Trends

• The Mariners have been chosen as favorites in 110 games this year and have walked away with the win 55 times (50%) in those games.
• This season, the Mariners have come away with a win 10 times in 16 chances when named as a favorite of at least -178 or shorter on the moneyline.
• The Mariners and their opponents have hit the over in 76 of their 145 games with a total this season.
• The Mariners have posted a record of 54-91-0 against the spread this season.
• The Athletics have won 43 of the 110 games they were the moneyline underdog this season (39.1%).
• When playing as a moneyline underdog with odds of +150 or longer, the Athletics have a record of 10-18 (35.7%).
• The Athletics have played in 147 games with an over/under set, and have combined with their opponents to go over the total 75 times (75-70-2).
• The Athletics have a 69-78-0 record against the spread this season (covering 46.9% of the time).

Mariners Player Leaders

• Randy Arozarena leads Seattle with an OBP of .372 this season while batting .272 with 61 walks and 94 runs scored. He has a slugging percentage of .461.
• Among all qualifying batters in the majors, he is 36th in batting average, 13th in on-base percentage, and 39th in slugging.
• Josh Naylor has an OPS of .681, fueled by an OBP of .322 and a team-best slugging percentage of .359 this season. He's batting .265.
• He is 52nd in batting average, 83rd in on-base percentage and 126th in slugging in MLB.
• Cole Young has 131 hits this season and has a slash line of .248/.311/.384.
• Young has logged a hit or more in three games in a row. In his last five games he is batting .313 with two doubles, a walk and three RBIs.
• Julio Rodriguez is batting .239 with a .298 OBP and 64 RBI for Seattle this season.
• Rodriguez has safely hit in two games in a row. In his last five games he is hitting .158 with a home run and three RBIs.

Athletics Player Leaders

• Jeff McNeil has a team-best OBP (.316) and slugging percentage (.371), and leads the Athletics in hits (114, while batting .268).
• Including all the qualified players in the majors, his batting average ranks 42nd, his on-base percentage ranks 93rd, and he is 116th in slugging.
• Zack Gelof is batting .251 with 15 doubles, two triples, 17 home runs and 27 walks. He's slugging .459 with an on-base percentage of .316.
• Lawrence Butler has a team-high .316 on-base percentage.
• Carlos Cortes has 15 doubles, a triple, nine home runs and 28 walks while batting .259.

Mariners vs Athletics Head to Head

• 9/6/2026: 2-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -215, Underdog Moneyline: +180)
• 9/5/2026: 6-2 OAK (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -245, Underdog Moneyline: +200)
• 9/4/2026: 7-6 OAK (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -235, Underdog Moneyline: +194)
• 9/3/2026: 7-4 OAK (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -205, Underdog Moneyline: +172)
• 5/27/2026: 9-1 SEA (Favorite: Mariners, Spread: -1.5, Total: 9, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 5/26/2026: 4-1 SEA (Favorite: Athletics, Spread: -1.5, Total: 9.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 5/25/2026: 9-2 SEA (Favorite: Mariners, Spread: -1.5, Total: 10.5, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 4/22/2026: 5-4 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -190, Underdog Moneyline: +160)
• 4/21/2026: 5-2 OAK (Favorite: Mariners, Spread: -1.5, Total: 8, Favorite Moneyline: -166, Underdog Moneyline: +140)
• 4/20/2026: 6-4 OAK (Favorite: Mariners, Spread: -1.5, Total: 8, Favorite Moneyline: -142, Underdog Moneyline: +120)

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