Boston Red Sox vs Seattle Mariners Odds

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The Red Sox will play the Mariners on Wednesday, June 18th, 2025. Your timezone's first pitch time is 4:10 pm EDT. Check local listings or your nearest streaming app for coverage.

Learn more about MLB Betting with our handy tutorial and guide. We explain money line, total and run line bets. Plus, a great discussion about exotic bets like MLB Baseball parlays and props.


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Table of Contents

Key Matchup Stats

  • SportsBetting3.com Power Rankings - As the 2025 season continues, the Boston Red Sox possess a 91.00 SportsBetting3.com power ranking. The Seattle Mariners now have a 93.67 power ranking. Teams with a higher SportsBetting3.com power ranking will typically be moneyline favorites.
  • Visiting Boston Red Sox - The Boston Red Sox head into this matchup with a 11-15 record as a visiting team. This standing ranks them 7th Overall for visiting team wins.
  • Home Seattle Mariners - The Seattle Mariners will throw the first pitch possessing a 13-11 home team record. That puts them 7th for home team wins in the Overall MLB standings.
  • Runs Scored - Boston Red Sox batters have produced 269 runs, ranking them 6th Overall, with the Seattle Mariners ranking 11th (238) for runs scored.
  • Runs Allowed - Boston Red Sox pitchers and fielders have allowed 252 runs, ranking them 8th Overall for runs allowed. Meanwhile, the Seattle Mariners now rank 16th Overall, allowing 219 runs.
  • Team Streaks - The Boston Red Sox have lost their last 3 games. Their opponent, the Seattle Mariners have lost their last 2 games.
  • Team Records - Let's review each team's records. The Boston Red Sox have a 27-29 Overall record (8.5 GB American East Division), with the Seattle Mariners notching a 29-23 Overall standing (0.0 GB American West Division).

Captain Shady Lines

A broken compass is right at least twice a day.

Captain Shady Lines
Captain Shady Lines

Arrr, those scallywags with a losing record be facing the Mariners...

By the black spot! Seattle be havin' a better win percentage...

The Red Sox be needin' to plunder some wins on this voyage...

It be a battle on the high seas, bet on MLB baseball...

Check out this game's prop bets below and may the best crew win...

(Arrr!)

The standings be showin' the Mariners ahead in the race...

(Arrr!)

Bet on MLB baseball at legal US sportsbooks before the tide turns...

(Arrr!)

Review each team's standing at the bottom of the page, ye landlubbers...

(Arrr!)

Best Red Sox at Mariners Odds


Best Moneyline Betting Odds
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Moneyline odds are updating, please check back soon.

Best Total Betting Odds
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Best Run Line Betting Odds
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Run Line odds are updating, please check back soon.

MLB Odds Example

MLB Odds and Outcomes Explained
Game Book

Boston Red Sox at Seattle Mariners Prop Bets

MLB Prop Bets
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Red Sox
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6/18/25 4:10pm EDT
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Boston Red Sox & Seattle Mariners Futures Odds

Latest World Series odds, if available, for each team. Review odds for other teams and learn how to bet on the tournament. See past Championship results and learn how to bet World Series teasers, props and parlays.

Boston Red Sox World Series Odds

No World Series TM Boston Red Sox YR: futures available

Seattle Mariners World Series Odds

No World Series TM Seattle Mariners YR: futures available

Boston Red Sox & Seattle Mariners Team Pages

Review each team's season win total odds, futures odds, betting bonuses and other valuable information on our exclusive team betting odds pages. Team betting odds and stats update throughout the season:

Team Standings

2025 MLB Regular Season Standings - Boston Red Sox, Seattle Mariners
Team W L Pct GB Home Away RS RA Diff Strk L10
x - Seattle Mariners90720.556+7.051-3039-42766694+72L37-3
y - Boston Red Sox89730.549+8.048-3341-40786676+110W16-4

How to Bet on the Game

Time needed: 4 minutes.

How to Bet on the Boston Red Sox vs Seattle Mariners MLB Game

  1. Open a new sports betting account before game time.

    Review our list of sports betting sites. Open a new account before the game starts on Wednesday, June 18th, 2025 at 4:10 pm EDT, making sure to enter all your personal details correctly. Don't forget to add your bonus code.

  2. Visit the sportsbook’s cashier, banking, or deposit page.

    Navigate to the sportsbook's deposit page. Use your Visa card or MasterCard, or deposit with a bank transfer, or other methods like Paypal.

  3. Tap to the sportsbook's MLB page, look for the Boston Red Sox vs Seattle Mariners Game.

    Navigate to the sportsbook's MLB page. Next, look for live or upcoming matchups. Select the Boston Red Sox vs Seattle Mariners Game.

  4. Choose your bet and place a wager.

    Choose your bet and then use the funds you deposited to place a wager. The sportsbook will pay your winnings or deduct a losing wager from your account balance after the game.

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