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ALDS Odds for Tigers vs Mariners, Plus Series Price & Schedule

Sascha Paruk

By Sascha Paruk in MLB Baseball

Published:


Seattle Mariners designated hitter Cal Raleigh waving to fans
Sep 28, 2025; Seattle, Washington, USA; Seattle Mariners designated hitter Cal Raleigh (29) waves to the crowd during the eighth inning against the Los Angeles Dodgers at T-Mobile Park. Mandatory Credit: Steven Bisig-Imagn Images
  • The Detroit Tigers will face the Seattle Mariners in a best-of-five American League Division Series
  • The Mariners won four of six against Detroit in the regular season
  • See the Tigers vs Mariners odds, series price, and schedule for the 2025 ALDS

The Detroit Tigers (89-76, 46-35 home, 42-42 away) survived a Game 3 thriller against Cleveland on Thursday afternoon and will now move onto face the Seattle Mariners (90-72, 51-30 home, 39-42 away) in a best-of-five American League Division Series. Seattle got the better of Detroit in the regular season and, with home-field advantage in Games 1, 2, and 5, have opened as favorites in the Mariners vs Tigers series odds.

Tigers vs Mariners Odds to Win ALDS

Bet TypeDETSEA
Win Series+146-172
Series Handicap+1.5 (-154)-1.5 (+130)
Total GamesO 4.5 (+156)U 4.5 (-186)

The Mariners vs Tigers series price has opened with Seattle at -172 and Detroit at +146, giving the Mariners a 63.24% implied win probability, compared to just 40.65% for the Tigers.

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Odds as of Oct. 2 at FanDuel.

Seattle is currently the +513 third-favorite in the World Series odds and the top team from the American League. Detroit’s odds improved from +1950, on average, to +800 at DraftKings after their Game 3 victory over the Guardians.

SEA Mariners vs DET Tigers ALDS Schedule

GameDate (Time)Location
1Sat, Oct 4 (TBD)Seattle
2Sun, Oct 5 (TBD)Seattle
3Tue, Oct 7 (TBD)Detroit
4Wed, Oct 8 (TBD)Detroit
5Fri, Oct 10 (TBD)Seattle

The series will begin on Saturday, October 4th, in Seattle (start time for all games of the series are still TBD). Game 2 will go the next day before an off-day ahead of Game 3 on Tuesday in Detroit. If a Game 4 is necessary, it will take place on Wednesday, October 8th. If a Game 5 is necessary, the teams will once again get an off-day for travel ahead of the series finale on Friday, October 10th.

The Mariners were an exceptional 51-30 at home this season but just 39-42 in away games.

The Tigers went 46-35 at home and 41-40 on the road in the regular season before taking two of three on the road in Cleveland in the AL Wild Card.

Seattle Mariners vs Detroit Tigers Regular-Season Results

Date (Location)ScoreML WinnerO/U Winner
Mar 31 (SEA)9-6 DETDET +107O 7.0
Apr 1 (SEA)4-1 DETDET +154U 6.5
Apr 2 (SEA)3-2 SEASEA +109U 6.5
Jul 11 (DET)12-3 SEASEA +240O 7.0
Jul 12 (DET)15-7 SEASEA -112O 8.0
Jul 13 (DET)8-4 SEASEA +100O 8.0

The Mainers held a massive 45-29 edge in runs scored across the six games.

The Mariners haven’t reached the ALCS since their record-setting 116-win season in 2001, which they lost 4-1 to the Yankees. They have only reached the playoffs once since then, in 2023, beating the Blue Jays 2-0 in the Wild Card before getting swept 3-0 by the Astros in the ALDS.

Detroit’s last ALCS appearance was in 2013, falling 4-2 to the Red Sox. They have lost their last two ALDS appearances: 3-2 to the Guardians last year, and 3-0 to the Orioles in 2014.

Sascha Paruk
Sascha Paruk

Managing Editor

Sascha has been working in the sports-betting industry since 2014, and quickly paired his strong writing skills with a burgeoning knowledge of probability and statistics. He holds an undergraduate degree in linguistics and a Juris Doctor from the University of British Columbia.

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