Seattle Mariners vs Boston Red Sox

Match briefing: Seattle Mariners vs Boston Red Sox

Seattle Mariners and Boston Red Sox meet in the Major League Baseball (United States) with puck/kickoff timing set for Sunday, June 21, 2026 at 20:10 UTC, giving supporters a single URL for score, preview, and archive. The recorded result is a home win for Seattle Mariners by 3–1 against Boston Red Sox.

In the current Major League Baseball table snapshot, Seattle Mariners sit 23rd (183 pts) while Boston Red Sox sit 8th (207 pts), so this fixture carries concrete standing pressure rather than a friendly exhibition label.

Follow the clubs directly: Seattle Mariners and Boston Red Sox, or return to the Major League Baseball standings.

Head-to-head context

Recent head-to-head meetings between these clubs include: Seattle Mariners 1–5 Boston Red Sox (Sunday, June 21, 2026 at 02:10 UTC); Seattle Mariners 2–6 Boston Red Sox (Saturday, June 20, 2026 at 02:10 UTC). Those scorelines are unique to the Seattle Mariners–Boston Red Sox pairing inside Major League Baseball and will expand as rematches complete.

Form notes for Seattle Mariners

Latest logged games involving Seattle Mariners: Seattle Mariners 6–5 Chicago Cubs; Milwaukee Brewers 7–4 Seattle Mariners; Milwaukee Brewers 5–7 Seattle Mariners; Milwaukee Brewers 22–0 Seattle Mariners; Houston Astros 2–3 Seattle Mariners.

Those entries are tied to Seattle Mariners's identifier inside Major League Baseball, not a generic club blurb reused across the network. When Seattle Mariners collect another finished result, this narrative shifts with the new opponent names and scorelines.

Form notes for Boston Red Sox

Latest logged games involving Boston Red Sox: Boston Red Sox 6–4 San Francisco Giants; Boston Red Sox 6–7 Arizona Diamondbacks; Boston Red Sox 9–4 Arizona Diamondbacks; Boston Red Sox 11–1 Arizona Diamondbacks; Pittsburgh Pirates 8–3 Boston Red Sox.

Boston Red Sox enter this dating as the away side on Sunday, June 21, 2026 at 20:10 UTC, which matters for travel-heavy baseball schedules in United States. Compare their recent list against Seattle Mariners's home slate to read momentum without invented injury rumors.

Around the Major League Baseball matchweek

Other upcoming Major League Baseball fixtures around this window include: Cincinnati Reds vs San Diego Padres (Tuesday, September 01, 2026 at 22:40 UTC); Pittsburgh Pirates vs San Francisco Giants (Tuesday, September 01, 2026 at 22:40 UTC); Tampa Bay Rays vs New York Mets (Tuesday, September 01, 2026 at 22:40 UTC); Cleveland Guardians vs Toronto Blue Jays (Tuesday, September 01, 2026 at 22:40 UTC); Boston Red Sox vs Seattle Mariners (Tuesday, September 01, 2026 at 22:45 UTC); Washington Nationals vs Atlanta Braves (Tuesday, September 01, 2026 at 22:45 UTC). Use the league page for the full slate; this page stays focused on Seattle Mariners vs Boston Red Sox.

Lagnis Sport covers baseball the same way in every country we add — so when more United States leagues join, Seattle Mariners and Boston Red Sox keep the same page addresses.

How to use this page

Bookmark this match page for Seattle Mariners 3–1 Boston Red Sox if you share updates in group chats. After the final whistle, the scoreboard stays locked with the confirmed result, and you can still open head-to-head history or either club page. For registration or club contacts, use the team guides — jump to Seattle Mariners or Boston Red Sox for how-to-join paths. From here you can reach the Major League Baseball table, both clubs, and related fixtures without dead ends.