Padres vs Giants Prediction, Odds, Moneyline, Spread & Over/Under for July 31

Odds updated as of 9:14 p.m.

On Friday in MLB, the San Diego Padres are playing the San Francisco Giants.

Before you do any MLB betting on this matchup at FanDuel Sportsbook, here's what you need to know.

Padres vs Giants Game Info

• San Diego Padres (55-54) vs. San Francisco Giants (47-62)
• Date: Friday, July 31, 2026
• Time: 9:45 p.m. ET
• Venue: Petco Park -- San Diego, California
• Coverage: Apple TV+

Padres vs Giants Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SD: (-142) | SF: (+132)
• Spread: SD: -1.5 (+138) | SF: +1.5 (-166)
• Total: 8.5 -- Over: (-115) | Under: (-105)

Padres vs Giants Probable Starting Pitchers

Probable Pitchers: Bradgley Rodriguez (Padres) - 2-2, 2.33 ERA vs Carson Whisenhunt (Giants) - 2-1, 4.60 ERA

The Padres will give the ball to Bradgley Rodriguez (2-2, 2.33 ERA), who is eyeing win No. 3 on the season, and the Giants will counter with Carson Whisenhunt (2-1, 4.60 ERA). When Rodriguez starts, his team is 2-1-0 against the spread this season. Rodriguez's team won his only start as a favorite this season. The Giants covered all of Whisenhunt's three starts with a set spread. The Giants were the moneyline underdog for two Whisenhunt starts this season -- they split the games.

Padres vs Giants Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Padres win (64.6%)

Padres vs Giants Moneyline

• The moneyline numbers for Padres vs. Giants reveal San Diego as the favorite (-142) and San Francisco as the underdog (+132) on the road.

Padres vs Giants Spread

• The Padres are hosting the Giants and are favored by 1.5 runs on the spread. The Padres are +138 to cover the runline, with the Giants being -166.

Padres vs Giants Over/Under

• A combined run total of 8.5 has been set for Padres-Giants on July 31, with the over at -115 and the under at -105.

Bet on San Diego Padres vs. San Francisco Giants on FanDuel today!

Padres vs Giants Betting Trends

• The Padres have been victorious in 23, or 52.3%, of the 44 contests they have been chosen as favorites in this season.
• San Diego has a record of 14-8 when favored by -142 or more this year.
• Contests with the Padres have gone over the total set by oddsmakers in 49 of 109 chances this season.
• In 109 games with a line this season, the Padres have a mark of 60-49-0 against the spread.
• The Giants have been the underdog on the moneyline 65 total times this season. They've gone 24-41 in those games.
• San Francisco has gone 9-7 when it has played as a moneyline underdog with odds of +132 or longer (56.2%).
• The Giants have played in 106 games with a set over/under, and have combined with their opponents to go over the total 50 times (50-48-8).
• The Giants have covered 45.3% of their games this season, going 48-58-0 ATS.

Padres Player Leaders

• Fernando Tatis Jr. leads San Diego with an OBP of .353, plus a team-best slugging percentage of .401. He's batting .285 on the season.
• He is 20th in batting average, 40th in on-base percentage, and 97th in slugging among all qualified batters in MLB.
• Tatis has recorded at least one hit in three games in a row. In his last five games he is batting .333 with a double, two walks and two RBIs.
• Manny Machado has 84 hits, which leads San Diego batters this season. He's batting .214 with 41 extra-base hits. He's also slugging .435 with an on-base percentage of .298.
• Among all qualifying hitters, he is 133rd in batting average, 128th in on-base percentage and 67th in slugging percentage.
• Jackson Merrill has 97 hits this season and has a slash line of .236/.287/.392.
• Merrill has logged a hit or more in five straight games. In his last five games he is batting .500 with two doubles, a home run and three RBIs.
• Xander Bogaerts has nine home runs, 40 RBI and a batting average of .218 this season.

Giants Player Leaders

• Luis Arraez has accumulated an on-base percentage of .364 and a slugging percentage of .447. Both lead the Giants. He's batting .328.
• Including all the qualifying hitters in MLB, he is first in batting average, 25th in on-base percentage and 58th in slugging percentage.
• Jung Hoo Lee is hitting .302 with 24 doubles, four triples, six home runs and 17 walks. He's slugging .436 with an on-base percentage of .338.
• He is sixth in batting average, 60th in on-base percentage and 66th in slugging percentage in the big leagues.
• Rafael Devers has 27 doubles, a triple, 22 home runs and 44 walks while hitting .248.
• Willy Adames is hitting .227 with 24 doubles, a triple, 18 home runs and 29 walks.

Padres vs Giants Head to Head

• 7/30/2026: 4-1 SF (Favorite: Padres, Spread: -1.5, Total: 8.5, Favorite Moneyline: -168, Underdog Moneyline: +142)
• 5/6/2026: 5-1 SD (Favorite: Padres, Spread: -1.5, Total: 8.5, Favorite Moneyline: -120, Underdog Moneyline: -106)
• 5/5/2026: 10-5 SD (Favorite: Giants, Spread: -1.5, Total: 7.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 5/4/2026: 3-2 SF (Favorite: Padres, Spread: -1.5, Total: 8.5, Favorite Moneyline: -194, Underdog Moneyline: +150)
• 4/1/2026: 7-1 SD (Favorite: Padres, Spread: -1.5, Total: 8, Favorite Moneyline: -154, Underdog Moneyline: +130)
• 3/31/2026: 9-3 SF (Favorite: Giants, Spread: -1.5, Total: 7.5, Favorite Moneyline: -138, Underdog Moneyline: +118)
• 3/30/2026: 3-2 SF (Favorite: Padres, Spread: -1.5, Total: 8.5, Favorite Moneyline: -118, Underdog Moneyline: +100)
• 8/21/2025: 8-4 SD (Favorite: Padres, Spread: -1.5, Total: 7.5, Favorite Moneyline: -190, Underdog Moneyline: +160)
• 8/20/2025: 8-1 SD (Favorite: Padres, Spread: -1.5, Total: 8, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 8/19/2025: 5-1 SD (Favorite: Padres, Spread: -1.5, Total: 8, Favorite Moneyline: -215, Underdog Moneyline: +180)