Astros vs. Mariners Odds & Betting Predictions - April 12, 2026

Astros at Mariners

8:10 pm • SEAM
@
Starting Pitchers
pitcherteameraw-l
Logan Gilbert logoL.GilbertSeattle Mariners logo5.400-2
Cody Bolton logoC.BoltonHouston Astros logo3.680-0

Astros at Mariners Odds

Spread, Total, Moneyline

MatchupOpenSpreadTotalMoneyline
Astros
6-9
+1.5
+1.5-140
o7.5-120
+139
Mariners
6-9
u7.5
-1.5+115
u7.5-102
-166
location pinSunday 8:10 p.m.
April 12, 2026
T-Mobile ParkSeattle
thermometer image57°Fahrenheit
rain image0%Rain
wind image4Wind
Astros vs. Mariners Expert Picks
Frank Ammirante
Frank Ammirante
Last 30d: 120-173-9 (-20.4u)
L.Gilbert o6.5 Ks+121
0.83u
Top Shelf Action 🥃
Top Shelf Action 🥃
Last 30d: 289-257-8 (+15.9u)
SEA -0.5 (F5)-105
0.3u
#EV Pinny -115 Circa -120 BO -115
Sean Zerillo
Sean Zerillo
Last 30d: 138-136-5 (-5.1u)
SEA -149
1.49u
Bet to -200
Doug Ziefel
Doug Ziefel
Last 30d: 255-346-17 (-24.5u)
Under 4 (F5)+100
0.5u

Astros vs. Mariners Previews & Analysis

  • Astros vs Mariners: F5 Pick for Today's Pitchers Battle article feature image

    Astros vs Mariners: F5 Pick for Today's Pitchers Battle

    Doug Ziefel
    Apr 12, 2026 UTC
See more MLB Coverage Right Arrow

Prop Odds Comparison

Right Arrow
Right Arrow

No props found

Line Movement Tracker

Right Arrow
Right Arrow

Astros vs. Mariners Public Betting Percentages

Away Logo

Astros

Public

37%

Bets%

63%

Money%

Matchup History

Against the Spread (ATS) History

overallhomeawayfavoriteunderdog
Mariners
5-104-51-54-81-2
Astros
7-85-22-63-64-1

Over/Under History

overallhome o/uaway o/ufavorite o/uunderdog o/u
Mariners
7-86-31-57-50-3
Astros
11-45-26-25-45-0

Straight-Up (ML) History

overallhomeawayfavoriteunderdog
Mariners
6-95-41-55-71-2
Astros
6-95-21-73-63-2

Last 5 Matchups

dateopponentscorespreadover/undermoneyline
Apr 12thHOUW 8-7-1.5 LO 7.5SEA -160
Apr 11thHOUW 9-6-1.5 WO 8SEA -141
Apr 8th@TEXL 0-3-1.5 LU 7.5TEX -125
Apr 8th@TEXL 2-3-1.5 LU 8TEX -119
Apr 7th@TEXL 1-2-1.5 LU 8TEX -101

Mariners vs. Astros Injury Updates

Mariners Injuries

  • Miles Mastrobuoni
    3B

    Mastrobuoni is out with calf

    Out

  • Bryce Miller
    SP

    Miller is out with oblique

    Out

Astros Injuries

  • Zach Dezenzo
    LF

    Dezenzo is out with elbow

    Out

Astros vs. Mariners Starting Lineups
Astros Starting Lineup
Projected
PITCHERW-LERAWHIPK/9
Cody Bolton logoRC.Bolton, P0-03.681.22712.27
HITTERSAVGOBPSLGHR
Jose Altuve logo1J.Altuve, 2B.302.439.4912
Yordan Alvarez logo2Y.Alvarez, DH.360.515.8006
Isaac Paredes logo3I.Paredes, 3B.222.349.3330
Christian Walker logo4C.Walker, 1B.315.393.5933
Cam Smith logo5C.Smith, RF.302.393.5473
Joey Loperfido logo6J.Loperfido, LF.300.383.4000
Yainer Diaz logo7Y.Diaz, C.200.245.2220
Taylor Trammell logo8T.Trammell, CF.500.667.7500
Nick Allen logo9N.Allen, SS.273.385.2730
Mariners Starting Lineup
Projected
PITCHERW-LERAWHIPK/9
Logan Gilbert logoRL.Gilbert, P0-25.401.2609.72
HITTERSAVGOBPSLGHR
Brendan Donovan logo1B.Donovan, 3B.316.435.6053
Cal Raleigh logo2C.Raleigh, C.145.250.2912
Julio Rodriguez logo3J.Rodriguez, CF.172.262.2411
Josh Naylor logo4J.Naylor, 1B.107.180.1070
Randy Arozarena logo5R.Arozarena, LF.255.397.3731
Luke Raley logo6L.Raley, RF.214.283.4763
J.P. Crawford logo7J.Crawford, SS.217.419.2610
Dominic Canzone logo8D.Canzone, DH.226.294.5162
Cole Young logo9C.Young, 2B.269.345.4622

Astros vs. Mariners Odds Comparison

Right Arrow

Could not load odds

Astros at Mariners Team Totals

MatchupOverUnder
Astros
6-9
N/A
N/A
Mariners
6-9
N/A
N/A