Follow the full Seattle Mariners schedule and live scores below, and see where to watch every match — on Nesn Plus, SportsNet and NESN and more and via live streaming, all in one place on SportsBot. The next match is Boston Red Sox vs Seattle Mariners on Monday, August 31 at 10:45 PM UTC. After each match ends, watch the Seattle Mariners highlights and final scores right here. You can also add the Seattle Mariners schedule to your Google Calendar or Apple Calendar so every fixture syncs to your phone automatically.