Mariners vs. Red Sox Dunkel MLB Picks, Predictions and Prop Bets - June 19

The Seattle Mariners and Boston Red Sox square off on Friday at 10:10 p.m. ET, beginning a three-game series at T-Mobile Park. Bryce Miller (3-0, 1.54 ERA) will start for the Mariners, who are 39-37 this season and first in the AL West. Ranger Suarez (2-3, 3.21 ERA) is starting for the Red Sox, who are 29-43 and fifth in the AL East.

With moneyline odds of -113 for the Mariners versus -109 for the Red Sox, this game should be a close one. The contest has a total set at 6.5.

Mariners vs. Red Sox Odds, Game Time

• Game day: Friday, June 19, 2026
• Game time: 10:10 p.m. ET
• Location: Seattle, Washington
• Stadium: T-Mobile Park
• Favorite: Mariners (-113)
• Underdog: Red Sox (-109)
• Over/under: 6.5

How to Watch Mariners vs. Red Sox

• TV Channel: SEAM and NESN
• Live Stream: Fubo (Watch for free)

Bet now on FanDuel Sportsbook!

Mariners vs. Red Sox: Betting the Moneyline

• The Mariners have won 37 of the 69 games they were favored on the moneyline this season (53.6%).
• Boston has been underdogs in 26 games this season and has come away with the win 10 times (38.5%) in those contests.
• Seattle has entered 68 games this season favored by -113 or more and is 37-31 in those contests.
• The Red Sox have a win-loss record of 9-16 when favored by -109 or worse by bookmakers this year.
• Based on this matchup's moneyline, the Mariners' implied win probability is 53.1%.
• The Red Sox have an implied victory probability of 52.2% according to the moneyline set by oddsmakers for this matchup.

Mariners vs. Red Sox: Betting the Spread & Total

• The Mariners have had an over/under set by oddsmakers 76 times, and have combined with opponents to go over the total in 37 of those games (37-36-3).
• So far this season, Boston and its opponents have hit the over in 31 of its 72 games with a total.
• The Mariners have gone 29-47-0 ATS this season.
• In 72 games with a line this season, the Red Sox have a mark of 29-43-0 against the spread.