San Francisco Giants vs Oakland Athletics Picks and Predictions May 18th 2025

Giants vs Athletics

The San Francisco Giants welcome the Oakland Athletics for the series finale on Sunday, May 18 at 1:05 PM PT at Oracle Park. Morning fog will give way to sunshine with blustery winds gusting up to 40 mph, a high near 71°F and a low around 54°F.

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Justin Verlander’s Winless Quest

Verlander (0-3, 4.31 ERA) seeks his first victory of the season while squaring off against one of his most storied foes. A’s fans know him well—he’s posted a 4-0 playoff mark and a 17-8 regular-season record versus Oakland—but the 42-year-old has yet to earn a decision in San Francisco.

Wilmer Flores’ Heroics

Wilmer Flores has carried the Giants’ offense, delivering a three-homer night Friday and a walk-off walk Saturday to account for nine of San Francisco’s 10 series runs. His clutch production will be crucial against the A’s rotation if the Giants hope to complete the sweep.

Pitching Matchup

San Francisco sends Verlander to the bump against Oakland’s left-hander Jeffrey Springs (5-3, 4.27 ERA). Springs has allowed just three runs over 18 innings in his last three outings and blanked the Giants for two innings in his lone career appearance against them.

Oakland’s Offensive Trends

Despite a four-game losing skid, the A’s offense boasts timely pop, as seen in Tuesday’s 11-1 rout. Watch for Jacob Wilson and star prospects to seek redemption in hostile territory, and keep an eye on rookie catcher Parker Shiells, who’s flourished in recent starts.

X-Factors and Strategy

Wind direction at Oracle Park can turn the bleachers into a launchpad—both starters must navigate gusts. Verlander’s command early and Springs’ ability to neutralize left-handed bats could tip the balance. Bullpen depth and mid-inning matchups will also be pivotal.

Our MLB Best Bets

Backing the Giants to complete the sweep features both Verlander’s quest for redemption and Flores’ hot bat in favorable home conditions. For added value, take the over on total runs—these clubs have combined for 23 runs through two games in this series.