Houston Astros vs Seattle Mariners MLB Betting Prediction
PublishedJuly 19, 2025,            Posted By: Maria Uebelhor
Last updated:July 19, 2025 ,

MLB Houston Astros vs Seattle Mariners Prediction 7/19

On Saturday, July 19, 2025, the Houston Astros will play against the Seattle Mariners at T-Mobile Park in Seattle, WA. The game is set to begin at 9:40 PM under the night sky with broken clouds. Fans can catch the action on RSNW as the Astros, with a record of 56-41, take on the Mariners, who hold a 52-45 record this season.

Astros vs. Mariners Betting Prediction

  • Money Line Prediction: Mariners -122. The Mariners have a strong home record of 26-21 and recently defeated the Astros 6-1 at home. With Logan Evans’ solid ERA of 3.75, they have a good chance to win again.
  • Over/Under Prediction: Under 8.0 (-112). The Astros have struggled offensively in recent games, scoring only 1 run against the Mariners. With both starting pitchers capable of limiting runs, the total may stay under 8.

Team Trends

  • The Seattle Mariners have a home record of 26-21 this season.
  • The Houston Astros have a road record of 23-22 this season.
  • In their last game on July 18, 2025, the Seattle Mariners won against the Houston Astros with a score of 6-1.
  • Both the Houston Astros and Seattle Mariners are part of the AL West division.
  • The game will be played at T-Mobile Park, which has a retractable roof.

Astros vs Mariners Preview

On July 19, 2025, the Houston Astros and Seattle Mariners will meet at T-Mobile Park. The Astros come into the game with a 56-41 record. The Mariners, holding a 52-45 record, will aim to close the gap in the standings. The game starts at 9:40 PM, and fans can watch it on RSNW.

Lance McCullers Jr. will take the mound for the Astros. He has a 6.48 ERA and a 1.66 WHIP this season. The Mariners will counter with Logan Evans, who has a 3.75 ERA and a 1.35 WHIP. Both teams will look to their starters to set the tone in this division matchup.

Mariners’ Key Players and Stats

The Seattle Mariners have some strong hitters this season. Cal Raleigh leads the team with 38 home runs, ranking first in the league. His .259 batting average and .375 on-base percentage are also impressive. J.P. Crawford is another standout player for the Mariners. He has a .289 batting average and ranks second on the team with 45 runs. His on-base percentage is .385, showing his ability to get on base. Logan Evans is the starting pitcher for the Mariners in this game. He has a 3.75 ERA and a 3-3 win-loss record. His WHIP of 1.35 shows his control on the mound.

Astros Ready to Take the Field

The Houston Astros have a solid lineup this season. Isaac Paredes stands out with 19 home runs and 51 runs. His .258 batting average and .359 on-base percentage make him a key player. Jeremy Peña adds strength to the Astros’ lineup. He has a .322 batting average and 48 runs. His 11 home runs and .376 on-base percentage show his consistency. Lance McCullers Jr. will start on the mound for the Astros. He has a 6.48 ERA and a 2-4 win-loss record. His WHIP of 1.66 indicates he needs to improve control.

Final Betting Pick

The Mariners are favored on the money line at -122. They have a solid home record of 26-21, which gives them an edge. Logan Evans, with an ERA of 3.75, is a reliable starter who can keep the Astros’ bats quiet. The Astros have struggled on the road with a 23-22 record, which may be a factor in this game.

The over/under is set at 8.0, and the prediction leans towards under. The Astros have found it hard to score recently, putting up just one run against the Mariners in their last game. With both starting pitchers capable of limiting runs, the total may stay below 8. Lance McCullers Jr. of the Astros has a high ERA of 6.48, but the Mariners’ strong pitching and home advantage could keep the game low-scoring.

All odds are courtesy of Action247 Sportsbook. Good luck!!

* All odds are provided by Action247 Sportsbook and all odds subject to change. **All views expressed are my own. My picks are my own and are not a guarantee, bet at your own risk. Action247 does not warrant the accuracy of completeness of the information, text, graphics, links or other items contained within these post.