Mariners vs. Astros Odds & Betting Predictions - September 20, 2025

Mariners at Astros

11:10 pm • ROOT Sports NW

Seattle Mariners

6

6 - 4

Houston Astros

4

pitcher		team	era	w-l
F.Valdez			3.66	13-11
G.Kirby			4.21	10-8

MatchupOpenSpreadTotalMoneyline
Mariners 3-3	-1.5	-1.5+147	o8-115	-110
Astros 4-2	u8	+1.5-180	u8-113	-109

location pin

Saturday 11:10 p.m.

September 20, 2025

Daikin ParkHouston

Over 8+100

0.5u

Bet to -110. Prefer 8 even to 7.5 (-120)

No props found

MLB Public Betting

Astros are 4-1 in their last 5 games.
Astros are 4-1 in their last 5 games against the spread
The totals have gone OVER in 4 of Astros' last 5 games
The totals have gone OVER in 4 of Astros' 6 last games at home

Against the Spread (ATS) History

	overall	home	away	favorite	underdog
Astros	4-2	4-2	N/A	3-2	1-0
Mariners	3-3	3-3	N/A	2-2	1-1

Over/Under History

	overall	home o/u	away o/u	favorite o/u	underdog o/u
Astros	4-2	4-2	N/A	3-2	1-0
Mariners	3-3	3-3	N/A	3-1	0-2

Straight-Up (ML) History

	overall	home	away	favorite	underdog
Astros	4-2	4-2	N/A	3-2	1-0
Mariners	3-3	3-3	N/A	2-2	1-1

date	opponent	score	spread	over/under	moneyline
Sep 20th	SEA	L 0-4	+1.5 L	U 7.5	SEA -111
Sep 18th	TEX	W 5-2	+1.5 W	U 7.5	HOU +122
Sep 17th	TEX	W 6-5	+1.5 W	O 7.5	HOU +100
Sep 16th	TEX	W 6-3	-1.5 W	O 8.5	HOU -132
Sep 14th	@ATL	L 3-8	-1.5 L	O 9	ATL -137

J.P. Crawford
SS
Crawford is out with shoulder
Out
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		PC	IP	K	ER
RG.Kirby, P		100	6	7	0
RC.Vargas, P		16	1	0	4
RE.Bazardo, P		15	0.2	2	0
LG.Speier, P		3	0.1	1	0
RA.Munoz, P		14	1	1	0

HITTERS	H-AB	R	HR	RBI
1R.Arozarena, LF	0-5	0	0	0
2C.Raleigh, C	1-4	2	1	1
3J.Rodriguez, CF	1-4	2	0	0
4E.Suarez, 3B	2-4	1	0	1
5J.Polanco, 2B	2-5	0	0	1
6J.Naylor, 1B	1-3	1	0	1
7M.Garver, DH	0-2	0	0	0
7D.Canzone, PH	1-2	0	0	1
7D.Canzone, DH	1-2	0	0	1
8V.Robles, RF	1-3	0	0	1
9J.Crawford, SS	0-3	0	0	0

PITCHER		PC	IP	K	ER
LF.Valdez, P		87	4.2	4	5
RJ.Murray, P		29	1.1	2	0
LC.Gordon, P		13	1	1	1
LS.Okert, P		11	1	1	0
RB.Abreu, P		11	1	1	0

HITTERS	H-AB	R	HR	RBI
1J.Pena, SS	2-4	1	1	4
2C.Correa, 3B	1-5	0	0	0
3I.Paredes, DH	0-4	0	0	0
4J.Altuve, 2B	2-4	0	0	0
5V.Caratini, 1B	1-4	0	0	0
5M.Dubon, PR	0-0	0	0	0
5M.Dubon, LF	0-0	0	0	0
6Y.Diaz, C	2-4	1	0	0
7J.Sanchez, LF	1-3	1	0	0
7C.Walker, PH	0-1	0	0	0
7C.Walker, 1B	0-1	0	0	0
8J.Meyers, CF	0-3	0	0	0
9C.Smith, RF	1-2	1	0	0
9Z.Cole, PH	0-1	0	0	0

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MatchupOverUnder
Mariners 3-3	N/A	N/A
Astros 4-2	N/A	N/A