Boston Red Sox vs Seattle Mariners AI Sports Picks & Predictions

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MLB

Boston Red SoxBOS

5–1

Final

Seattle MarinersSEA

T-Mobile Park

Team Season Averages

Boston Red SoxLeads 2 of 18

Seattle MarinersLeads 16 of 18

Batting

3.95Runs per game4.18
0.245Batting average0.234
0.312On-base percentage0.314
0.383Slugging percentage0.391
0.695OPS0.706
0.85Home runs per game1.26
8.23Hits per game7.77
62Home runs97
51Stolen bases56

Pitching

3.90ERA3.64
1.27WHIP1.18
8.55Strikeouts per nine8.78
3.07Walks per nine2.58
3.82Runs allowed per game3.60
0.245Opponent batting average0.240
612Pitching strikeouts668
27Quality starts34
15Saves18

Highlighted values lead the matchup; for points allowed, turnovers and similar stats, lower is better.

Odds

Sportsbook	Spread (SEA)	Total	BOS ML	SEA ML
DDraftKings	-1.5	7	+105	-126
FFanDuel	-1.5	7.5	+104	-122
BBetMGM	-1.5	7.5	+105	-130
CCaesars	-1.5	7.5	+110	-130
BBetOnline	-1.5	7.5	+113	-124
BBetRivers	-1.5	7	+112	-139
BBetus	-1.5	7.5	+113	-124
BBovada	-1.5	7	+105	-125
FFanatics	-1.5	7	+105	-125
LLowVig	-1.5	7.5	+113	-124
MMyBookie	-1.5	7.5	+106	-124

Game Information

T-Mobile Park

Stadium

Jun 20, 2026

10:10 PM EDT

Gametime weather

Conditions pending

Rankings

Team	Offense	Defense
BOS	29th	7th
SEA	20th	5th

Matchup

BOSSEA

30-43Record39-38
41.1%Win %50.6%
12-25Home record21-18
18-18Road record18-20
3-7Last 104-6
1Streak-1
-9Run diff+19
6-17Division14-9
1 (B2B)Rest days1 (B2B)

Scores

Team	1	2	3	4	5	6	7	8	9	T
BOS	0	0	0	2	0	3	0	0	0	5
SEA	1	0	0	0	0	0	0	0	0	1

Team Stats

BOSStatSEA

5Runs1
6Hits2
1Errors1
1Home runs0
4RBI1
3Stolen bases1
11K (bat)10
10K (pit)11
2BB (pit)4

Player Stats

BOS — Batting

Player	AB	R	H	HR	RBI	BB
Caleb Durbin3B	4	0	2	0	1	0
Jarren DuranLF	4	1	0	0	0	0
Marcelo Mayer2B	4	0	1	0	1	0
Anthony Seigler2B	4	1	1	0	0	0
Masataka YoshidaDH	4	0	1	0	0	0
Nate EatonOF	3	0	0	0	0	1
Wilyer AbreuRF	3	2	1	1	2	1
Carlos NarvaezC	3	0	0	0	0	1
Willson Contreras1B	2	1	0	0	0	1
Andruw MonasterioSS	1	0	0	0	0	0

BOS — Pitching

Player	IP	H	R	ER	BB	K
Connelly EarlySP	6.0	2	1	1	2	7
Danny CoulombeRP	1.0	0	0	0	0	0
Tyron GuerreroRP	1.0	0	0	0	0	2
Garrett WhitlockRP	1.0	0	0	0	0	1

SEA — Batting

Player	AB	R	H	RBI	BB
Josh Naylor1B	4	0	1	1	0
Cole Young2B	3	0	0	0	0
Cal RaleighC	3	0	1	0	1
J.P. CrawfordSS	3	1	0	0	1
Colt Emerson3B	3	0	0	0	0
Rob RefsnyderDH	3	0	0	0	0
Julio RodriguezCF	3	0	0	0	0
Connor JoeRF	2	0	0	0	0
Mitch GarverC	2	0	0	0	0
Luke RaleyRF	1	0	0	0	0
Dominic CanzoneDH	1	0	0	0	0

SEA — Pitching

Player	IP	H	R	ER	BB	K
Emerson HancockSP	5.1	4	5	5	2	6
Alex HoppeRP	1.0	0	0	0	0	2
Nick DavilaRP	1.0	0	0	0	2	1
Michael RuckerRP	1.0	0	0	0	0	2
Jose FerrerRP	0.2	2	0	0	0	0

Scoring Summary

92 events · 6 scoring

Inning 1 Top

Top
Seigler struck out looking.
0-0
Top
Yoshida flied out to right.
0-0
Top
Abreu grounded out to second.
0-0

Inning 1 Bottom

Bottom
Crawford walked.
0-0
Bottom
Raleigh singled to left, Crawford to second.
0-0
Bottom
Rodríguez grounded into fielder's choice to third, Raleigh out at second, Crawford to third.
0-0
Bottom
Naylor singled to center, Crawford scored, Rodríguez to second.
0-1
Bottom
Naylor to second, Rodríguez caught stealing third, catcher to third.
0-1
Bottom
Refsnyder grounded out to shortstop.
0-1

Inning 2 Top

Top
Contreras flied out to center.
0-1
Top
Duran lined out to third.
0-1
Top
Durbin popped out to first.
0-1

Inning 2 Bottom

Bottom
Young hit by pitch.
0-1
Bottom
Garver struck out looking.
0-1
Bottom
Joe grounded into fielder's choice to shortstop, Joe safe at second on throwing error by second baseman Seigler, Young out at second.
0-1
Bottom
Emerson struck out swinging.
0-1

Inning 3 Top

Top
Mayer struck out looking.
0-1
Top
Narváez struck out looking.
0-1
Top
Eaton struck out swinging.
0-1

Inning 3 Bottom

Bottom
Crawford flied out to left.
0-1
Bottom
Raleigh walked.
0-1
Bottom
Rodríguez flied out to right.
0-1
Bottom
Naylor grounded into fielder's choice to shortstop, Raleigh out at second.
0-1

Inning 4 Top

Top
Seigler singled to left.
0-1
Top
Yoshida struck out looking.
0-1
Top
Abreu homered to center (414 feet), Seigler scored.
2-1
Top
Contreras struck out swinging.
2-1
Top
Duran grounded out to pitcher.
2-1

Inning 4 Bottom

Bottom
Refsnyder grounded out to shortstop.
2-1
Bottom
Young struck out swinging.
2-1
Bottom
Garver struck out swinging.
2-1

Inning 5 Top

Top
Durbin singled to left.
2-1
Top
Mayer grounded into double play, third to shortstop to first, Durbin out at second.
2-1
Top
Narváez safe at first on fielding error by left fielder Joe, Narváez safe at second on error.
2-1
Top
Eaton fouled out to first.
2-1

Inning 5 Bottom

Bottom
Joe struck out swinging.
2-1
Bottom
Emerson struck out swinging.
2-1
Bottom
Crawford flied out to center.
2-1

Inning 6 Top

Top
Seigler grounded out to second.
2-1
Top
Yoshida singled to right.
2-1
Top
Yoshida stole second.
2-1
Top
Abreu walked.
2-1
Top
Abreu to second on wild pitch by Hancock, Yoshida to third on wild pitch by Hancock.
2-1
Top
Contreras walked.
2-1
Top
Ferrer relieved Hancock
2-1
Top
Duran grounded into fielder's choice to first, Contreras to second, Abreu to third, Yoshida out at home.
2-1
Top
Abreu scored on Ferrer wild pitch, Duran to second on wild pitch by Ferrer, Contreras to third on wild pitch by Ferrer.
3-1
Top
Wild pitch by pitcher José A. Ferrer. Wilyer Abreu scores. Willson Contreras to 3rd. Jarren Duran to 2nd.
3-1
Top
Durbin reached on infield single to shortstop, Contreras scored, Duran to third.
4-1
Top
Mayer reached on infield single to second, Duran scored, Durbin to second.
5-1
Top
Durbin stole third.
5-1
Top
Durbin picked off and caught stealing home.
5-1

Inning 6 Bottom

Bottom
Raleigh grounded out to shortstop.
5-1
Bottom
Rodríguez hit by pitch. Boston Red Sox challenged call on the field was overturned
5-1
Bottom
Naylor struck out swinging.
5-1
Bottom
Rodríguez stole second.
5-1
Bottom
Refsnyder hit by pitch.
5-1
Bottom
Young flied out to center.
5-1

Inning 7 Top

Top
Davila relieved Ferrer
5-1
Top
Narváez walked.
5-1
Top
Eaton walked, Narváez to second.
5-1
Top
Seigler struck out swinging.
5-1
Top
Yoshida grounded into fielder's choice to shortstop, Eaton out at second, Narváez to third.
5-1
Top
Abreu flied out to center.
5-1

Inning 7 Bottom

Bottom
Monasterio at second base.
5-1
Bottom
Guerrero relieved Early
5-1
Bottom
Raley hit for Garver
5-1
Bottom
Raley struck out swinging.
5-1
Bottom
Canzone hit for Joe
5-1
Bottom
Canzone lined out to second.
5-1
Bottom
Emerson struck out swinging.
5-1

Inning 8 Top

Top
Refsnyder in left field.
5-1
Top
Raley as designated hitter.
5-1
Top
Canzone in right field.
5-1
Top
Rucker relieved Davila
5-1
Top
Contreras hit by pitch.
5-1
Top
Duran struck out swinging.
5-1
Top
Durbin grounded into fielder's choice to third, Contreras out at second.
5-1
Top
Durbin stole second.
5-1
Top
Mayer struck out swinging.
5-1

Inning 8 Bottom

Bottom
Whitlock relieved Guerrero
5-1
Bottom
Crawford popped out to shortstop.
5-1
Bottom
Raleigh struck out swinging.
5-1
Bottom
Rodríguez lined out to right.
5-1

Inning 9 Top

Top
Hoppe relieved Rucker
5-1
Top
Narváez struck out swinging.
5-1
Top
Eaton struck out swinging.
5-1
Top
Monasterio lined out to right.
5-1

Inning 9 Bottom

Bottom
Coulombe relieved Whitlock
5-1
Bottom
Naylor grounded out to second.
5-1
Bottom
Refsnyder lined out to center.
5-1
Bottom
Young popped out to shortstop.
5-1

Boston Red Sox vs Seattle Mariners AI sports predictions & season series →

Player props

Boston Red Sox vs Seattle Mariners Player Props

Prop lines and results for the players in this game, by market.

Nick Sogard
Home Runs: 3/20 over · last line 0.5
Nick Sogard Home Runs props Nick Sogard Hits props Nick Sogard Hits Runs Rbis props
Adley Rutschman
Home Runs: 2/19 over · last line 0.5
Adley Rutschman Home Runs props Adley Rutschman Walks props Adley Rutschman Hits props
George Kirby
Outs: 8/19 over · last line 17.5
George Kirby Outs props George Kirby Strikeouts props George Kirby ER props
Roman Anthony
Hits: 7/18 over · last line 0.5
Roman Anthony Hits props Roman Anthony RBIs props Roman Anthony Hits Runs Rbis props
Sonny Gray
Hits Allowed: 11/18 over · last line 3.5
Sonny Gray Hits Allowed props Sonny Gray Strikeouts props Sonny Gray Outs props
Bryan Woo
Hits Allowed: 8/17 over · last line 4.5
Bryan Woo Hits Allowed props Bryan Woo Outs props Bryan Woo Strikeouts props
Emerson Hancock
Strikeouts: 11/17 over · last line 5.5
Emerson Hancock Strikeouts props Emerson Hancock Hits Allowed props Emerson Hancock Outs props
Masataka Yoshida
Hits Runs Rbis: 9/17 over · last line 1.5
Masataka Yoshida Hits Runs Rbis props Masataka Yoshida Home Runs props Masataka Yoshida Hits props
Connor Wong
Hits: 6/16 over · last line 0.5
Connor Wong Hits props Connor Wong Hits Runs Rbis props Connor Wong RBIs props
Curtis Mead
Home Runs: 1/16 over · last line 0.5
Curtis Mead Home Runs props Curtis Mead Hits Runs Rbis props Curtis Mead RBIs props
Bryce Miller
Outs: 6/15 over · last line 15.5
Bryce Miller Outs props Bryce Miller ER props Bryce Miller Hits Allowed props
Isiah Kiner-Falefa
Home Runs: 0/14 over · last line 0.5
Isiah Kiner-Falefa Home Runs props Isiah Kiner-Falefa Hits props Isiah Kiner-Falefa RBIs props

League-wide markets: MLB Home Runs props · MLB Hits props · MLB Hits Runs Rbis props · MLB Walks props · MLB Outs props · MLB Strikeouts props · MLB ER props · MLB RBIs props · MLB Hits Allowed props

Boston Red Sox vs Seattle Mariners: Final Score & Recap

The Boston Red Sox beat the Seattle Mariners 5-1 in this MLB game at T-Mobile Park on Saturday, June 20, 2026. The line score, team and player box scores, and scoring summary are in the Game Stats tab.

Team pages: Boston Red Sox · Seattle Mariners

Boston Red Sox vs Seattle Mariners Odds

DraftKings lists the Seattle Mariners at SEA -1.5 on the run line, with the total set at 7. Moneylines are Boston Red Sox +105 and Seattle Mariners -126. Those are the closing numbers; the odds table above compares every book we track.

See the full MLB odds board and the MLB schedule. Looking for a side rather than a line? See today's MLB picks. For the model's reasoning, read our AI MLB predictions.

Boston Red Sox vs Seattle Mariners — Common Questions

Who won Boston Red Sox vs Seattle Mariners?+

The Boston Red Sox beat the Seattle Mariners 5-1 on Jun 20, 2026 at T-Mobile Park. The full box score and line score are on this page.

What are the odds for Boston Red Sox vs Seattle Mariners?+

Where was Boston Red Sox vs Seattle Mariners played?+

The game was at T-Mobile Park.

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