Pirates vs Tigers Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 18

Odds updated as of 10:12 a.m.

The Tuesday slate in MLB includes a matchup between the Pittsburgh Pirates and the Detroit Tigers.

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

Pirates vs Tigers Game Info

• Pittsburgh Pirates (61-66) vs. Detroit Tigers (61-64)
• Date: Tuesday, August 18, 2026
• Time: 6:40 p.m. ET
• Venue: PNC Park -- Pittsburgh, Pennsylvania
• Coverage: SportsNet PT and DSN

Pirates vs Tigers Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: PIT: (-144) | DET: (+134)
• Spread: PIT: -1.5 (+152) | DET: +1.5 (-184)
• Total: 8 -- Over: (-108) | Under: (-112)

Pirates vs Tigers Probable Starting Pitchers

Probable Pitchers: Braxton Ashcraft (Pirates) - 12-5, 3.88 ERA vs Keider Montero (Tigers) - 9-7, 3.22 ERA

This contest's pitching matchup is set, as the Pirates will send Braxton Ashcraft (12-5) to the mound, while Keider Montero (9-7) will get the nod for the Tigers. Ashcraft's team is 14-10-0 against the spread in his starts this season. Ashcraft's team has been victorious in 77.8% of the games he's started as the moneyline favorite with a record of 14-4. The Tigers have a 13-7-0 ATS record in Montero's 20 starts that had a set spread. The Tigers are 4-5 in Montero's nine starts this season that they were the underdog on the moneyline.

Pirates vs Tigers Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Pirates win (56.2%)

Pirates vs Tigers Moneyline

• Pittsburgh is the favorite, -144 on the moneyline, while Detroit is a +134 underdog on the road.

Pirates vs Tigers Spread

• The Pirates are favored by 1.5 runs at home against the Tigers. The Pirates are +152 to cover the spread, while the Tigers are -184.

Pirates vs Tigers Over/Under

• The over/under for the Pirates versus Tigers contest on Aug. 18 has been set at 8, with -108 odds on the over and -112 odds on the under.

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Pirates vs Tigers Betting Trends

• The Pirates have come away with 36 wins in the 66 contests they have been listed as the favorites in this season.
• This season Pittsburgh has come away with a win 11 times in 24 chances when named as a favorite of at least -144 on the moneyline.
• The Pirates and their opponents have gone over the total this season in 71 of their 125 opportunities.
• The Pirates have posted a record of 61-64-0 against the spread this season.
• The Tigers have gone 22-26 in games they were listed as the moneyline underdog (winning 45.8% of those games).
• In games it has played as a moneyline underdog with odds of +134 or longer, Detroit has a 1-3 record (winning just 25% of its games).
• In the 123 games bookmakers have set an over/under for the Tigers, they have combined with opponents to go over the total 55 times (55-65-3).
• The Tigers have a 64-59-0 record ATS this season (covering 52% of the time).

Pirates Player Leaders

• Bryan Reynolds leads Pittsburgh with an OBP of .371 this season while batting .261 with 75 walks and 85 runs scored. He has a slugging percentage of .430.
• He ranks 62nd in batting average, 15th in on-base percentage, and 66th in slugging among all qualifying batters in the majors.
• Brandon Lowe has 119 hits, which ranks first among Pittsburgh batters this season. He's batting .254 with 52 extra-base hits. He's also slugging .479 with an on-base percentage of .318.
• His batting average is 78th among qualified players, his on-base percentage 94th, and his slugging percentage 30th.
• Lowe heads into this game looking to extend his six-game hit streak. During his last 10 games he is hitting .250 with two home runs, two walks and seven RBIs.
• Nick Gonzales has hit six homers with a team-high .402 SLG this season.
• Spencer Horwitz has 10 home runs, 37 RBI and a batting average of .260 this season.

Tigers Player Leaders

• Kevin McGonigle has accumulated a .386 on-base percentage and a .424 slugging percentage, both team-high numbers for the Tigers. He's batting .282.
• Including all the qualified hitters in the big leagues, he is 22nd in batting average, sixth in on-base percentage and 71st in slugging percentage.
• Dillon Dingler paces his team with 115 hits. He has a batting average of .258 while slugging .496 with an on-base percentage of .323.
• Including all qualifying players, he ranks 70th in batting average, 88th in on-base percentage and 18th in slugging percentage.
• Spencer Torkelson has 21 doubles, 20 home runs and 53 walks while batting .228.
• Colt Keith is batting .269 with 15 doubles, four triples, nine home runs and 24 walks.

Pirates vs Tigers Head to Head

• 8/17/2026: 8-5 DET (Favorite: Tigers, Spread: -1.5, Total: 8.5, Favorite Moneyline: -106, Underdog Moneyline: -102)
• 7/23/2025: 6-1 PIT (Favorite: Tigers, Spread: -1.5, Total: 9, Favorite Moneyline: -134, Underdog Moneyline: +114)
• 7/22/2025: 8-5 PIT (Favorite: Tigers, Spread: -1.5, Total: 8, Favorite Moneyline: -134, Underdog Moneyline: +114)
• 7/21/2025: 3-0 PIT (Favorite: Pirates, Spread: -1.5, Total: 7, Favorite Moneyline: -126, Underdog Moneyline: +108)
• 6/19/2025: 8-4 PIT (Favorite: Pirates, Spread: -1.5, Total: 7, Favorite Moneyline: -126, Underdog Moneyline: +108)
• 6/17/2025: 7-3 DET (Favorite: Tigers, Spread: -1.5, Total: 8, Favorite Moneyline: -210, Underdog Moneyline: +176)
• 5/29/2024: 10-2 PIT (Favorite: Pirates, Spread: -1.5, Total: 7.5, Favorite Moneyline: -136, Underdog Moneyline: +116)
• 5/29/2024: 8-0 DET (Favorite: Tigers, Spread: -1.5, Total: 6.5, Favorite Moneyline: -146, Underdog Moneyline: +124)
• 4/9/2024: 5-3 DET (Favorite: Pirates, Spread: -1.5, Total: 8.5, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 4/8/2024: 7-4 PIT (Favorite: Pirates, Spread: -1.5, Total: 8, Favorite Moneyline: -132, Underdog Moneyline: +112)

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