The Oakland Athletics visit the Seattle Mariners on Thursday, September 3, 2026. Oakland comes in with a 54-86 record, while Seattle holds a better standing at 66-74. The Mariners have home-field advantage and are favored by the sportsbooks.
Looking at the spread, Oakland is a +1.5 underdog at -127 odds. This means if you bet on Oakland with the spread, they can lose by one run or win outright for you to win the bet. On the flip side, Seattle is -1.5 at +105 odds, so they need to win by at least two runs for a spread bet on them to pay off.
The moneyline shows Seattle as the clear favorite at -205, meaning you’d need to bet $205 to win $100. Oakland’s moneyline is +168, which offers a bigger payout if they pull an upset.
The total runs line is set at 7.5 with the under slightly favored at -114 versus the over at -105. This suggests the bookmakers expect a moderately scoring game, leaning just a bit toward fewer runs.
Given Seattle’s better record and home advantage, they are the safer pick on the moneyline or to cover the spread. But Oakland’s +1.5 spread at -127 offers some cushion if you expect a close game. The total points to a game that won’t be a slugfest, so the under might be worth considering for those expecting pitching to dominate.