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

Astros at Mariners

1:40 am • SEAM

Houston Astros

@

Seattle Mariners

pitcher		team	era	w-l
L.Castillo			2.79	0-0
L.McCullers			3.27	1-0

MatchupOpenSpreadTotalMoneyline
Astros 6-8	+1.5	+1.5-178	o7.5-113	+121
Mariners 5-9	u7.5	-1.5+147	u7.5-107	-145

location pin

Sunday 1:40 a.m.

April 12, 2026

T-Mobile ParkSeattle

thermometer image

54°Fahrenheit

rain image

0%Rain

wind image

2Wind

HOU u3.5-113

0.57u

(FD) In Saturday's Opening Pitch (Would play to -125)

Over 7.5-110

1.1u

HOU +120

1u

Opening Pitch for Saturday
Matt Trollo•
Apr 11, 2026 UTC
Trigger's Triple-A Picks For Friday
Adam Trigger•
Apr 10, 2026 UTC

See more MLB Coverage

No props found

MLB Public Betting

Mariners are 1-4 in their last 5 games.
Mariners are 1-4 in their last 5 games against the spread
Mariners are 1-5 in their road games against the spread
The totals have gone OVER in 2 of Mariners' last 5 games
The totals have gone OVER in 5 of Mariners' 8 last games at home

Against the Spread (ATS) History

	overall	home	away	favorite	underdog
Mariners	5-9	4-4	1-5	4-7	1-2
Astros	6-8	5-2	1-6	3-6	3-1

Over/Under History

	overall	home o/u	away o/u	favorite o/u	underdog o/u
Mariners	6-8	5-3	1-5	6-5	0-3
Astros	10-4	5-2	5-2	5-4	4-0

Straight-Up (ML) History

	overall	home	away	favorite	underdog
Mariners	5-9	4-4	1-5	4-7	1-2
Astros	6-8	5-2	1-6	3-6	3-1

date	opponent	score	spread	over/under	moneyline
Apr 11th	HOU	W 9-6	-1.5 W	O 8	SEA -141
Apr 8th	@TEX	L 0-3	-1.5 L	U 7.5	TEX -125
Apr 8th	@TEX	L 2-3	-1.5 L	U 8	TEX -119
Apr 7th	@TEX	L 1-2	-1.5 L	U 8	TEX -101
Apr 5th	@LAA	L 7-8	-1.5 L	O 9	LAA -169

Miles Mastrobuoni
3B
Mastrobuoni is out with calf
Out
Bryce Miller
SP
Miller is out with oblique
Out

Zach Dezenzo
LF
Dezenzo is out with elbow
Out

See more MLB Injuries

PITCHER		W-L	ERA	WHIP	K/9
RL.McCullers, P		1-0	3.27	1.182	10.64

HITTERS	AVG	OBP	SLG	HR
1J.Pena, SS	.257	.316	.371	0
2Y.Alvarez, LF	.317	.500	.683	4
3J.Altuve, 2B	.333	.474	.556	2
4I.Paredes, DH	.207	.324	.345	0
5C.Walker, 1B	.340	.400	.640	3
6C.Correa, 3B	.262	.354	.381	1
7C.Smith, RF	.273	.385	.523	3
8J.Loperfido, CF	.273	.342	.364	0
9Y.Diaz, C	.225	.273	.250	0

PITCHER		W-L	ERA	WHIP	K/9
RL.Castillo, P		0-0	2.79	1.241	10.24

HITTERS	AVG	OBP	SLG	HR
1B.Donovan, 3B	.316	.422	.605	3
2C.Raleigh, C	.143	.236	.245	1
3J.Rodriguez, CF	.143	.250	.143	0
4J.Naylor, 1B	.104	.173	.104	0
5R.Arozarena, LF	.250	.389	.318	0
6L.Raley, RF	.235	.297	.529	3
7J.Crawford, SS	.118	.286	.176	0
8D.Canzone, DH	.200	.259	.480	2
9C.Young, 2B	.261	.306	.478	2

Could not load odds

See more MLB Odds

MatchupOverUnder
Astros 6-8	N/A	N/A
Mariners 5-9	N/A	N/A