Red Sox vs. Mariners Odds & Betting Predictions - June 20, 2026

Red Sox at Mariners

2:10 am • NESN

Boston Red Sox

30-43

6 - 2

Seattle Mariners

39-38

pitcher		team	era	w-l
B.Miller			1.54	3-0
R.Suarez			3.21	2-3

MatchupOpenSpreadTotalMoneyline
Red Sox 30-43	-1.5	-1.5+170	o6.5-120	-104
Mariners 39-38	u7	+1.5-208	u6.5-103	-116

Saturday 2:10 a.m.

June 20, 2026

T-Mobile ParkSeattle

Under 0.5 (1st Inn)-150

$1.00

SEA -130

1.3u

BOS -102

SEA -110

0.55u

Bet to -120

SEA -125 (F5)

W.Abreu o0.5 HR+440

0.5u

J.Duran o0.5 HR+575

0.5u

BOS +117

3.51u

Under 6.5+100

0.5u

J.Duran o0.5 HR+575

0.25u

There is a value opportunity on Jarren Duran's home runs prop. THE BAT X is projecting 0.23 home runs for him with a 20% chance that he records at least 1 home run. If you can get the over at +575 or better, there is great value here. This play is good down to at least +449. Love THE BAT X? Get all of Carty's sports betting projections at https://evanalytics.com/subscribe/mlb?ref=inf8qq%22%3EEV Analytics!

Under 7-125

Under 7-120

0.6u

Bet to 6.5 (-120)

R.Suarez o17.5 Outs-110

Under 6.5+115

0.87u

SEA -125

1.25u

R.Suarez o5.5 Ks+107

0.5u

(DK) Has struck out 23 of L73. SEA Ks more vs LHP (proj. LU 22.9% since LY). Suarez 32 K% vs LHBs this year. Project him to face around 10. Park should give > 15% boost.

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No props found

MLB Public Betting

Mariners are 2-3 in their last 5 games.
Mariners are 2-3 in their last 5 games against the spread
Mariners are 15-23 in their road games against the spread
The totals have gone OVER in 3 of Mariners' last 5 games
The totals have gone OVER in 19 of Mariners' 39 last games at home

Against the Spread (ATS) History

	overall	home	away	favorite	underdog
Mariners	29-48	14-25	15-23	27-44	2-4
Red Sox	29-44	12-25	17-19	17-29	11-15

Over/Under History

	overall	home o/u	away o/u	favorite o/u	underdog o/u
Mariners	37-37-3	19-19-1	18-18-2	35-33-3	2-4
Red Sox	33-37-3	13-22-2	20-15-1	20-24-2	13-12-1

Straight-Up (ML) History

	overall	home	away	favorite	underdog
Mariners	39-38	21-18	18-20	37-34	2-4
Red Sox	30-43	12-25	18-18	19-27	10-16

date	opponent	score	spread	over/under	moneyline
Jun 18th	BAL	W 3-0	-1.5 W	U 7.5	SEA -129
Jun 18th	BAL	L 3-5	-1.5 L	O 7.5	BAL -135
Jun 17th	BAL	W 3-1	-1.5 W	U 7.5	SEA -150
Jun 14th	@WSH	L 1-10	-1.5 L	O 10.5	WSH -132
Jun 13th	@WSH	L 3-8	-1.5 L	O 9	WSH -105

Tanner Houck
SP
Houck is out with arm
Out
Triston Casas
1B
Casas is out with knee
Out
Patrick Sandoval
SP
Sandoval is out with elbow
Out
Kutter Crawford
SP
Crawford is out with wrist
Out
Romy Gonzalez
1B
Gonzalez is out with shoulder
Out

See more MLB Injuries

PITCHER	PC	IP	K	ER
LR.Suarez, P	94	6.2	5	0
RJ.Slaten, P	6	0.1	1	0
RG.Weissert, P	10	1	1	0
RT.Kahnle, P	19	1	1	2

HITTERS	H-AB	R	HR	RBI
1M.Gasper, DH	0-4	0	0	0
2C.Rafaela, CF	1-4	1	0	0
3W.Abreu, RF	1-4	0	0	0
4W.Contreras, 1B	1-4	1	0	0
5J.Duran, LF	1-4	1	0	0
6C.Durbin, 3B	3-4	3	1	1
7M.Mayer, SS	2-4	0	0	3
8C.Narvaez, C	0-3	0	0	1
9A.Monasterio, 2B	1-3	0	0	0

PITCHER		PC	IP	K	ER
RB.Miller, P		66	5	7	1
RL.Castillo, P		63	4	4	4

HITTERS	H-AB	R	HR	RBI
1R.Refsnyder, DH	0-4	0	0	0
2C.Raleigh, C	0-1	1	0	0
3J.Rodriguez, CF	1-4	1	1	2
4J.Naylor, 1B	1-4	0	0	0
5D.Canzone, RF	0-4	0	0	0
6C.Young, 2B	0-3	0	0	0
7V.Robles, LF	0-2	0	0	0
7J.Crawford, PH	0-1	0	0	0
7C.Joe, LF	0-0	0	0	0
8C.Emerson, SS	0-3	0	0	0
9W.Wilson, 3B	0-3	0	0	0