Sep 21, 2025 7:10 PM EDT

Houston

(R) J. Alexander

SEA

-140o8 (-115)

ESPN, SCHN

MATCHUP PREDICTION ODDS BOOSTS PLAYER PROPS GAME PROPS INJURIES WEATHER

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Seattle Mariners Vs Houston Astros Betting Trends

Updated:Sep 21, 2025 2:45 AM EDT

Before the Seattle Mariners take on the Houston Astros on September 21, 2025, at Daikin Park in Houston, TX, bettors have a prime opportunity to leverage betting trends and game insights. This MLB matchup promises excitement as the Mariners, who recently defeated the Astros in a thrilling 6-4 showdown, aim to continue their winning streak. The game will be broadcasted on ESPN and SCHN, allowing fans nationwide to tune in.

The Mariners' starting pitcher, Logan Gilbert, enters with a 5-6 record and a 3.525 ERA, showcasing a solid WHIP of 1.05. Gilbert's effectiveness against right-handed hitters could be pivotal, as the Astros' lineup predominantly features right-handed batters. On the other side, the Astros will rely on Jason Alexander, boasting a 4-1 record and a 2.755 ERA. His control on the mound, demonstrated by a 1.1633 WHIP, will be critical against the Mariners' potent offense.

Both teams display contrasting hitting stats, with Seattle's batting average at .245 compared to Houston's .252. The Mariners, however, have the edge in home runs, averaging 1.47 per game versus the Astros' 1.09. Bettors should note the odds spread favoring the Mariners at -1.5 with Caesars, while the total points are set at 8, with the over at -115.

Considering the Mariners' recent form and the Astros' home advantage, this game is a betting enthusiast's delight. Ready to bet smarter? Start your OddsTrader Turbo subscription now or place your bet with a U.S. regulated sportsbook and profit off the edge.

Who is the starting pitcher for the Mariners?

STARTING PITCHERS

Seattle

Houston

L. Gilbert (R)SEA - Pitcher

VIEW PROPS

5-6W-L

3.525ERA

1.05WHIP

LAST 5 GAMES

LAST 5 GAMES
LAST 3 VS HOUSTON

Game

Score

ATS

O/U

J. Alexander (R)HOU - Pitcher

VIEW PROPS

4-1W-L

2.755ERA

1.1633WHIP

LAST 5 GAMES

LAST 5 GAMES
LAST 3 VS SEATTLE

Game

Score

ATS

O/U

ATS Records

Seattle

Houston

All

All
1st 5

67-88 (29th)Against the Spread77-78 (17th)

32-48Home / Away36-44

-0.3Units+3.9

-5.0Home / Away+2.9

-0.17%ROI2.51%

-6.29%Home / Away3.57%

86-69 (7th)Win - Loss84-71 (9th)

38-42Home / Away46-34

84-65-6Over / Under70-78-7

46-33-1Home / Away35-43-2

HEAD TO HEAD

Seattle

SEA

Houston

HOU

HITTING STATISTICS

Seattle

Houston

34At Bat33.9

4.7Runs4.2

8.3Hits8.5

1.5Home Runs1.1

4.5Runs Batted In4

3.2Base on Balls2.8

8.8Strikeouts8

1Stolen Base0.5

0.2Batting Average0.3

0.2Intentional Walks0.1

0.5Hit by Pitch0.4

0.1Sacrifice Hit0.1

0.2Sacrifice Fly0.2

14.3Total Bases13.5

3Extra Base Hits2.7

0.6Ground into DP0.8

PITCHING STATISTICS

Seattle

Houston

3.9Earned Run Average3.8

9Innings Pitched8.9

8.3Hits Allowed7.8

4.3Total Runs4.1

3.9Earned Runs3.8

1.2Home Runs Allowed1.2

2.7Walks3.1

8.7Strikeouts9.3

1.2WHIP1.2

0.1Shutout0.1

0.2Intentional Walks0

0.6Hold0.6

0.7Ground into DP0.5

8.4Ground ball Outs7.6

5.2Fly Outs4.9

0.3Wild Pitches0.2

0Balks0

0Pickoffs0.1

146Pitches Thrown145.8

FIELDING STATISTICS

Seattle

Houston

35.9Total Chances35.1

27.1Putout26.7

8.4Total Assists7.9

0.4Errors0.4

0.7Double Plays0.7

0.7Stolen Bases Allowed1

0.2Caught Stealing (C)0.2

0.2Stolen Base %0.2

0Passed Balls0.1

0.3Wild Pitches0.2

1Fielding Percentage1

MLB

ODDS PICKS PLAYER PROPS FUTURES PLAYER FUTURES INJURIES WEATHER RANKINGS STANDINGS

Money

Run Line
Money
Total
Merged

Game

Game
1st 5

Today

Yesterday

Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/211:35 PM NYYC. Schlittler (R) 87-68 50% -130BetMGM
BALK. Bradish (R) 73-82 50% +115Caesars
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/211:35 PM ATHM. Spence (R) 73-82 - -104FanDuel
PITM. Burrows (R) 66-89 - -110Caesars
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/211:40 PM WSHJ. Irvin (R) 63-92 100% +235BetRivers
NYMS. Manaea (L) 80-75 0% -250BetMGM
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/211:40 PM CHCJ. Taillon (R) 88-67 100% -104FanDuel
CINA. Abbott (L) 79-76 0% -110Caesars
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/211:40 PM ATLS. Strider (R) 72-83 100% +105Bet365
DETC. Mize (R) 85-70 0% -120Caesars
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/212:10 PM TORT. Yesavage (R) 89-66 0% -115BetMGM
KCM. Wacha (R) 78-77 100% +102BetRivers
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/212:10 PM CLEJ. Cantillo (L) 84-71 0% -124FanDuel
MINS. Woods Richardson (R) 66-89 100% +110Caesars
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/212:10 PM SDM. King (R) 84-71 100% -175BetMGM
CWSS. Burke (R) 58-97 0% +152FanDuel
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/212:15 PM MILF. Peralta (R) 95-60 - -135Caesars
STLM. Liberatore (L) 75-80 - +120Bet365
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/212:35 PM MIAE. Pérez (R) 75-80 - +115Caesars
TEXM. Kelly (R) 79-76 - -126FanDuel
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/213:10 PM LAAC. Dana (R) 70-85 - -112FanDuel
COLK. Freeland (L) 42-113 - -104FanDuel
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/214:10 PM SFT. McDonald (R) 76-79 - +194FanDuel
LADE. Sheehan (R) 88-67 - -220BetMGM
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/214:10 PM PHIR. Suárez (L) 92-63 0% -125BetMGM
AZE. Rodriguez (L) 78-77 100% +115BetRivers
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/217:10 PM SEAL. Gilbert (R) 86-69 0% -135BetMGM
HOUJ. Alexander (R) 84-71 100% +123BetRivers
Personalize your notifications and get updates on the teams, players or events you care about most. SUN 09/217:35 PM BOSC. Early (L) 85-70 - -120FanDuel
TBJ. Boyle (R) 75-80 - +110Bet365

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Seattle Mariners Vs Houston Astros Betting Trends

STARTING PITCHERS

Seattle

Houston

ATS Records

Seattle

Houston

HEAD TO HEAD

Seattle

Houston

Recent Results

Seattle

Houston

HITTING STATISTICS

Seattle

Houston

PITCHING STATISTICS

Seattle

Houston

FIELDING STATISTICS

Seattle

Houston

Seattle

UPCOMING SCHEDULE

Houston