Momentum is critical after the MLB All-Star break, and the Seattle Mariners have a lot of it entering a critical matchup on Sunday against the Houston Astros. The Mariners won the first two games of the series and have now trimmed Houston's lead in the NL West to three games.

Here is the full Major League Baseball schedule for July 20 and how to watch all the games. Or see our sortable MLB schedule to filter by team or division. All times Eastern and accurate as of Sunday, July 20, 2025, at 4:41 a.m. From NFL plays to college sports scores, all the top sports news you need to know every day.

The Arizona Diamondbacks host the St. Louis Cardinals in the afternoon portion of Sunday’s MLB slate. Arizona’s Eugenio Suarez returned from the All-Star break in great form, homering twice in last night’s 10-1 victory over St. Louis.

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American baseball fans were charged an admission fee for the first time. About 1,500 spectators each paid 50 cents to see Brooklyn play New York.

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