Mariners vs Pirates Prediction, Odds, Moneyline, Spread & Over/Under for July 5

Odds updated as of 8:14 a.m.

The MLB's Saturday schedule includes the Seattle Mariners taking on the Pittsburgh Pirates.

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

Mariners vs Pirates Game Info

• Seattle Mariners (46-42) vs. Pittsburgh Pirates (38-51)
• Date: Saturday, July 5, 2025
• Time: 10:10 p.m. ET
• Venue: T-Mobile Park -- Seattle, Washington
• Coverage: Fox Sports 1, ROOT Sports NW, and SportsNet PT

Mariners vs Pirates Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SEA: (-178) | PIT: (+150)
• Spread: SEA: -1.5 (+116) | PIT: +1.5 (-140)
• Total: 7.5 -- Over: (-115) | Under: (-105)

Mariners vs Pirates Probable Starting Pitchers

Probable Pitchers: Luis Castillo (Mariners) - 4-5, 3.55 ERA vs Mike Burrows (Pirates) - 1-2, 4.15 ERA

The Mariners will give the ball to Luis Castillo (4-5, 3.55 ERA), who is eyeing win No. 5 on the season, and the Pirates will counter with Mike Burrows (1-2, 4.15 ERA). When Castillo starts, his team is 7-10-0 against the spread this season. Castillo's team is 7-6 this season when he starts and they are the moneyline favorite. The Pirates have a 4-2-0 record against the spread in Burrows' starts. The Pirates have been the underdog on the moneyline in six of Burrows' starts this season, and they went 3-3 in those matchups.

Mariners vs Pirates Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mariners win (59.4%)

Mariners vs Pirates Moneyline

• Pittsburgh is a +150 underdog on the moneyline, while Seattle is a -178 favorite at home.

Mariners vs Pirates Spread

• The Pirates are at the Mariners, and are +1.5 on the runline. The Pirates are +116 to cover the spread, and the Mariners are -140.

Mariners vs Pirates Over/Under

• Mariners versus Pirates on July 5 has an over/under of 7.5 runs, with the odds on the over -115 and the under set at -105.

Bet on Seattle Mariners vs. Pittsburgh Pirates on FanDuel today!

Mariners vs Pirates Betting Trends

• The Mariners have been favorites in 56 games this season and have come away with the win 31 times (55.4%) in those contests.
• Seattle has a record of 5-5 when favored by -178 or more this year.
• Contests with the Mariners have gone over the total set by sportsbooks in 46 of 86 chances this season.
• In 86 games with a line this season, the Mariners have a mark of 38-48-0 against the spread.
• The Pirates are 24-33 in games they were listed as the moneyline underdog (winning 42.1% of those games).
• Pittsburgh has gone 7-14 when it has played as a moneyline underdog with odds of +150 or longer (33.3%).
• The Pirates have combined with opponents to hit the over on the total 32 times this season for a 32-47-3 record against the over/under.
• The Pirates have a 41-41-0 record ATS this season (covering 50% of the time).

Mariners Player Leaders

• Cal Raleigh has 87 hits, which is tops among Seattle hitters this season, while batting .271 with 51 extra-base hits. He has an on-base percentage of .379 and a slugging percentage of .648.
• Among qualifying batters in MLB, he is 56th in batting average, 13th in on-base percentage, and second in slugging.
• Julio Rodriguez has hit 11 homers this season while driving in 43 runs. He's batting .249 this season and slugging .391 with an on-base percentage of .307.
• He is 105th in batting average, 115th in on-base percentage and 110th in slugging among qualifying hitters.
• Randy Arozarena has collected 80 base hits, an OBP of .359 and a slugging percentage of .443 this season.
• J.P. Crawford leads Seattle with an OBP of .385 this season while batting .284 with 50 walks and 38 runs scored.
• Crawford enters this game on a six-game hitting streak. During his last 10 outings he is hitting .289 with a double and an RBI.

Pirates Player Leaders

• Oneil Cruz is leading the Pirates with 59 hits. He's batting .208 and slugging .412 with an on-base percentage of .321.
• Including all qualifying players in MLB, he is 151st in batting average, 93rd in on-base percentage and 93rd in slugging percentage.
• Bryan Reynolds leads his team with a .389 slugging percentage. He has a batting average of .235 with an on-base percentage of .301.
• He is 127th in batting average, 126th in on-base percentage and 114th in slugging percentage in the majors.
• Andrew McCutchen a has .347 on-base percentage to pace the Pirates.
• Isiah Kiner-Falefa is batting .275 with 10 doubles, two triples, a home run and 13 walks.

Mariners vs Pirates Head to Head

• 7/4/2025: 6-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -180, Underdog Moneyline: +152)
• 8/18/2024: 10-3 SEA (Favorite: Mariners, Spread: -1.5, Total: 8, Favorite Moneyline: -158, Underdog Moneyline: +134)
• 8/17/2024: 7-2 PIT (Favorite: Mariners, Spread: -1.5, Total: 8, Favorite Moneyline: -152, Underdog Moneyline: +128)
• 8/16/2024: 5-3 PIT (Favorite: Pirates, Spread: -1.5, Total: 6.5, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 5/28/2023: 6-3 SEA (Favorite: Mariners, Spread: -1.5, Total: 8.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 5/27/2023: 5-0 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -225, Underdog Moneyline: +188)
• 5/26/2023: 11-6 PIT (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -162, Underdog Moneyline: +136)

Sign up for FanDuel Sportsbook and FanDuel Daily Fantasy today!