Red Sox vs. Mariners Predictions, Betting Odds, Picks – 9:40 p.m. ET Monday

OddsJam’s MLB experts take you through the betting odds, picks and predictions for this MLB matchup between the Boston Red Sox vs. the Seattle Mariners.

Red Sox vs. Mariners Betting Odds:

The Boston Red Sox visit the Seattle Mariners for this MLB matchup on July 31, 2023. First pitch for Monday’s game is 9:40 p.m. ET / 6:40 p.m. PT in Seattle.

Red Sox vs. Mariners Prediction:

The Seattle Mariners are predicted to win with a 56.52% implied probability, according to betting markets, for this July 31, 2023 game.

Betting markets are also giving their opponent, the Boston Red Sox, a 47.62% implied probability to win this game.

Boston Red Sox vs. Seattle Mariners Moneyline

• The Seattle Mariners are favored at -130 odds vs. the Boston Red Sox. 
• The Boston Red Sox are a +110 moneyline underdog in this matchup and are +1.5 on the run line at -200 odds.

Make sure to line shop and ensure you are getting the best odds in your location. All locations have different sportsbooks! 

Although the Seattle Mariners are offered at -130 moneyline odds at Caesars, other online bookmakers in your location may have a better price. Shop for the best MLB lines here.

All odds in this MLB preview of Boston Red Sox vs. Seattle Mariners are from the opening lines. Odds can move at any time.

Boston Red Sox vs. Seattle Mariners Over/Under, Total

• The over/under for this matchup between the Boston Red Sox and the Seattle Mariners is set at 7.5, with the over 7.5 at -105 and the under 7.5 at -115 odds.

Boston Red Sox vs. Seattle Mariners Betting Odds, Over/Under, Run Lines:

Looking to bet on this MLB matchup between the Boston Red Sox and the Seattle Mariners? 

Use OddsJam’s MLB Odds comparison tool to find the best odds on mainline markets like moneyline, run line and total, as well as every single MLB player prop at all major sportsbooks available in your state!

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FAQ

1. Who is the favorite in Boston Red Sox vs Seattle Mariners?
   The Seattle Mariners are favored to win this MLB matchup, priced at -130 moneyline odds. The game will take place on July 31, 2023 in Seattle.
2. What are the predictions for Boston Red Sox vs Seattle Mariners game?
   The Seattle Mariners are predicted to win this MLB game. Upsets happen all the time in the MLB, but the Seattle Mariners are favored by all online bookmakers. The Boston Red Sox are predicted to lose this game according to betting markets.
3. Where can I bet on this game?
   You can bet on this game on a variety of sportsbooks, including Caesars, BetMGM and FanDuel. The more books you sign up for, the better odds you can find!