The majority of the Seattle Mariners baseball games this season can be watched on Root Sports Northwest. For people out of market, you can log into MLB TV or FuboTV to catch all Mariners contests this season. The Cleveland Guardians vs Seattle Mariners contest starts the year at T-Mobile Park in Seattle, WA at 10:10 PM EST on Root Sports Northwest. The baseball season will be brought to a finish on Sunday, October 1, 2023 on Root Sports Northwest featuring the Texas Rangers vs Seattle Mariners game. That matchup is scheduled to start at 3:10 PM EST at T-Mobile Park in Seattle, WA.
2023 Seattle Mariners TV Broadcast Schedule
| Game | Date | Time | Stadium | TV Station |
|---|---|---|---|---|
| Cleveland Guardians vs Seattle Mariners | Thursday, March 30, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Cleveland Guardians vs Seattle Mariners | Friday, March 31, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Cleveland Guardians vs Seattle Mariners | Saturday, April 1, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Cleveland Guardians vs Seattle Mariners | Sunday, April 2, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Los Angeles Angels vs Seattle Mariners | Monday, April 3, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Los Angeles Angels vs Seattle Mariners | Tuesday, April 4, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Los Angeles Angels vs Seattle Mariners | Wednesday, April 5, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs Cleveland Guardians | Friday, April 7, 2023 | 4:10 PM EST | Progressive Field in Cleveland, OH | Bally Sports Great Lakes |
| Seattle Mariners vs Cleveland Guardians | Saturday, April 8, 2023 | 6:10 PM EST | Progressive Field in Cleveland, OH | Bally Sports Great Lakes |
| Seattle Mariners vs Cleveland Guardians | Sunday, April 9, 2023 | 1:40 PM EST | Progressive Field in Cleveland, OH | Bally Sports Great Lakes |
| Seattle Mariners vs Chicago Cubs | Monday, April 10, 2023 | 7:40 PM EST | Wrigley Field in Chicago, IL | Marquee |
| Seattle Mariners vs Chicago Cubs | Tuesday, April 11, 2023 | 7:40 PM EST | Wrigley Field in Chicago, IL | Marquee |
| Seattle Mariners vs Chicago Cubs | Wednesday, April 12, 2023 | 2:20 PM EST | Wrigley Field in Chicago, IL | Marquee |
| Colorado Rockies vs Seattle Mariners | Friday, April 14, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Colorado Rockies vs Seattle Mariners | Saturday, April 15, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Colorado Rockies vs Seattle Mariners | Sunday, April 16, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Milwaukee Brewers vs Seattle Mariners | Monday, April 17, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Milwaukee Brewers vs Seattle Mariners | Tuesday, April 18, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Milwaukee Brewers vs Seattle Mariners | Wednesday, April 19, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| St. Louis Cardinals vs Seattle Mariners | Friday, April 21, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| St. Louis Cardinals vs Seattle Mariners | Saturday, April 22, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| St. Louis Cardinals vs Seattle Mariners | Sunday, April 23, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs Philadelphia Phillies | Tuesday, April 25, 2023 | 6:40 PM EST | Citizens Bank Park in Philadelphia, PA | NBC Sports Philadelphia |
| Seattle Mariners vs Philadelphia Phillies | Wednesday, April 26, 2023 | 6:40 PM EST | Citizens Bank Park in Philadelphia, PA | NBC Sports Philadelphia |
| Seattle Mariners vs Philadelphia Phillies | Thursday, April 27, 2023 | 1:05 PM EST | Citizens Bank Park in Philadelphia, PA | NBC Sports Philadelphia |
| Seattle Mariners vs Toronto Blue Jays | Friday, April 28, 2023 | 7:07 PM EST | Rogers Centre in Toronto, ON | Sportsnet |
| Seattle Mariners vs Toronto Blue Jays | Saturday, April 29, 2023 | 3:07 PM EST | Rogers Centre in Toronto, ON | Sportsnet |
| Seattle Mariners vs Toronto Blue Jays | Sunday, April 30, 2023 | 1:37 PM EST | Rogers Centre in Toronto, ON | Sportsnet |
| Seattle Mariners vs Oakland Athletics | Tuesday, May 2, 2023 | 9:40 PM EST | Oakland Coliseum in Oakland, CA | NBC Sports California |
| Seattle Mariners vs Oakland Athletics | Wednesday, May 3, 2023 | 9:40 PM EST | Oakland Coliseum in Oakland, CA | NBC Sports California |
| Seattle Mariners vs Oakland Athletics | Thursday, May 4, 2023 | 3:37 PM EST | Oakland Coliseum in Oakland, CA | NBC Sports California |
| Houston Astros vs Seattle Mariners | Friday, May 5, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Houston Astros vs Seattle Mariners | Saturday, May 6, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Houston Astros vs Seattle Mariners | Sunday, May 7, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Texas Rangers vs Seattle Mariners | Monday, May 8, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Texas Rangers vs Seattle Mariners | Tuesday, May 9, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Texas Rangers vs Seattle Mariners | Wednesday, May 10, 2023 | 3:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs Detroit Tigers | Friday, May 12, 2023 | 7:10 PM EST | Comerica Park in Detroit, MI | Bally Sports Detroit |
| Seattle Mariners vs Detroit Tigers | Saturday, May 13, 2023 | 1:10 PM EST | Comerica Park in Detroit, MI | Bally Sports Detroit |
| Seattle Mariners vs Detroit Tigers | Sunday, May 14, 2023 | 1:40 PM EST | Comerica Park in Detroit, MI | Bally Sports Detroit |
| Seattle Mariners vs Boston Red Sox | Monday, May 15, 2023 | 7:10 PM EST | Fenway Park in Boston, MA | NESN |
| Seattle Mariners vs Boston Red Sox | Tuesday, May 16, 2023 | 7:10 PM EST | Fenway Park in Boston, MA | NESN |
| Seattle Mariners vs Boston Red Sox | Wednesday, May 17, 2023 | 7:10 PM EST | Fenway Park in Boston, MA | NESN |
| Seattle Mariners vs Atlanta Braves | Friday, May 19, 2023 | 7:20 PM EST | Truist Park in Cumberland, GA | Bally Sports South |
| Seattle Mariners vs Atlanta Braves | Saturday, May 20, 2023 | 7:15 PM EST | Truist Park in Cumberland, GA | Bally Sports South |
| Seattle Mariners vs Atlanta Braves | Sunday, May 21, 2023 | 1:30 PM EST | Truist Park in Cumberland, GA | Bally Sports South |
| Oakland Athletics vs Seattle Mariners | Monday, May 22, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Oakland Athletics vs Seattle Mariners | Tuesday, May 23, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Oakland Athletics vs Seattle Mariners | Wednesday, May 24, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Oakland Athletics vs Seattle Mariners | Thursday, May 25, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Pittsburgh Pirates vs Seattle Mariners | Friday, May 26, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Pittsburgh Pirates vs Seattle Mariners | Saturday, May 27, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Pittsburgh Pirates vs Seattle Mariners | Sunday, May 28, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| New York Yankees vs Seattle Mariners | Monday, May 29, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| New York Yankees vs Seattle Mariners | Tuesday, May 30, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| New York Yankees vs Seattle Mariners | Wednesday, May 31, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs Texas Rangers | Friday, June 2, 2023 | 8:05 PM EST | Globe Life Field in Arlington, TX | Bally Sports Southwest |
| Seattle Mariners vs Texas Rangers | Saturday, June 3, 2023 | 4:05 PM EST | Globe Life Field in Arlington, TX | Bally Sports Southwest |
| Seattle Mariners vs Texas Rangers | Sunday, June 4, 2023 | 2:35 PM EST | Globe Life Field in Arlington, TX | Bally Sports Southwest |
| Seattle Mariners vs San Diego Padres | Tuesday, June 6, 2023 | 9:40 PM EST | Petco Park in San Diego, CA | Bally Sports San Diego |
| Seattle Mariners vs San Diego Padres | Wednesday, June 7, 2023 | 4:10 PM EST | Petco Park in San Diego, CA | Bally Sports San Diego |
| Seattle Mariners vs Los Angeles Angels | Friday, June 9, 2023 | 9:38 PM EST | Angel Stadium in Anaheim, CA | Bally Sports SoCal |
| Seattle Mariners vs Los Angeles Angels | Saturday, June 10, 2023 | 10:07 PM EST | Angel Stadium in Anaheim, CA | Bally Sports SoCal |
| Seattle Mariners vs Los Angeles Angels | Sunday, June 11, 2023 | 4:07 PM EST | Angel Stadium in Anaheim, CA | Bally Sports SoCal |
| Miami Marlins vs Seattle Mariners | Monday, June 12, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Miami Marlins vs Seattle Mariners | Tuesday, June 13, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Miami Marlins vs Seattle Mariners | Wednesday, June 14, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Chicago White Sox vs Seattle Mariners | Friday, June 16, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Chicago White Sox vs Seattle Mariners | Saturday, June 17, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Chicago White Sox vs Seattle Mariners | Sunday, June 18, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs New York Yankees | Tuesday, June 20, 2023 | 7:05 PM EST | Yankee Stadium in Bronx, NY | YES |
| Seattle Mariners vs New York Yankees | Wednesday, June 21, 2023 | 7:05 PM EST | Yankee Stadium in Bronx, NY | YES |
| Seattle Mariners vs New York Yankees | Thursday, June 22, 2023 | 7:05 PM EST | Yankee Stadium in Bronx, NY | YES |
| Seattle Mariners vs Baltimore Orioles | Friday, June 23, 2023 | 7:05 PM EST | Oriole Park at Camden Yards in Baltimore, MD | MASN |
| Seattle Mariners vs Baltimore Orioles | Saturday, June 24, 2023 | 4:05 PM EST | Oriole Park at Camden Yards in Baltimore, MD | MASN |
| Seattle Mariners vs Baltimore Orioles | Sunday, June 25, 2023 | 1:35 PM EST | Oriole Park at Camden Yards in Baltimore, MD | MASN |
| Washington Nationals vs Seattle Mariners | Monday, June 26, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Washington Nationals vs Seattle Mariners | Tuesday, June 27, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Washington Nationals vs Seattle Mariners | Wednesday, June 28, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Tampa Bay Rays vs Seattle Mariners | Friday, June 30, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Tampa Bay Rays vs Seattle Mariners | Saturday, July 1, 2023 | 7:15 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Tampa Bay Rays vs Seattle Mariners | Sunday, July 2, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs San Francisco Giants | Monday, July 3, 2023 | 9:45 PM EST | Oracle Park in San Francisco, CA | NBC Sports Bay Area |
| Seattle Mariners vs San Francisco Giants | Tuesday, July 4, 2023 | 4:05 PM EST | Oracle Park in San Francisco, CA | NBC Sports Bay Area |
| Seattle Mariners vs San Francisco Giants | Wednesday, July 5, 2023 | 9:05 PM EST | Oracle Park in San Francisco, CA | NBC Sports Bay Area |
| Seattle Mariners vs Houston Astros | Thursday, July 6, 2023 | 8:10 PM EST | Minute Maid Park in Houston, TX | AT&T SportsNet Southwest |
| Seattle Mariners vs Houston Astros | Friday, July 7, 2023 | 8:10 PM EST | Minute Maid Park in Houston, TX | AT&T SportsNet Southwest |
| Seattle Mariners vs Houston Astros | Saturday, July 8, 2023 | 7:15 PM EST | Minute Maid Park in Houston, TX | AT&T SportsNet Southwest |
| Seattle Mariners vs Houston Astros | Sunday, July 9, 2023 | 2:10 PM EST | Minute Maid Park in Houston, TX | AT&T SportsNet Southwest |
| Detroit Tigers vs Seattle Mariners | Friday, July 14, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Detroit Tigers vs Seattle Mariners | Saturday, July 15, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Detroit Tigers vs Seattle Mariners | Sunday, July 16, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Minnesota Twins vs Seattle Mariners | Monday, July 17, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Minnesota Twins vs Seattle Mariners | Tuesday, July 18, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Minnesota Twins vs Seattle Mariners | Wednesday, July 19, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Minnesota Twins vs Seattle Mariners | Thursday, July 20, 2023 | 3:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Toronto Blue Jays vs Seattle Mariners | Friday, July 21, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Toronto Blue Jays vs Seattle Mariners | Saturday, July 22, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Toronto Blue Jays vs Seattle Mariners | Sunday, July 23, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs Minnesota Twins | Monday, July 24, 2023 | 7:40 PM EST | Target Field in Minneapolis, MN | Bally Sports North |
| Seattle Mariners vs Minnesota Twins | Tuesday, July 25, 2023 | 7:40 PM EST | Target Field in Minneapolis, MN | Bally Sports North |
| Seattle Mariners vs Minnesota Twins | Wednesday, July 26, 2023 | 1:10 PM EST | Target Field in Minneapolis, MN | Bally Sports North |
| Seattle Mariners vs Arizona Diamondbacks | Friday, July 28, 2023 | 9:40 PM EST | Chase Field in Phoenix, AZ | Bally Sports Arizona |
| Seattle Mariners vs Arizona Diamondbacks | Saturday, July 29, 2023 | 8:10 PM EST | Chase Field in Phoenix, AZ | Bally Sports Arizona |
| Seattle Mariners vs Arizona Diamondbacks | Sunday, July 30, 2023 | 4:10 PM EST | Chase Field in Phoenix, AZ | Bally Sports Arizona |
| Boston Red Sox vs Seattle Mariners | Monday, July 31, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Boston Red Sox vs Seattle Mariners | Tuesday, August 1, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Boston Red Sox vs Seattle Mariners | Wednesday, August 2, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs Los Angeles Angels | Thursday, August 3, 2023 | 9:38 PM EST | Angel Stadium in Anaheim, CA | Bally Sports SoCal |
| Seattle Mariners vs Los Angeles Angels | Friday, August 4, 2023 | 9:38 PM EST | Angel Stadium in Anaheim, CA | Bally Sports SoCal |
| Seattle Mariners vs Los Angeles Angels | Saturday, August 5, 2023 | 9:07 PM EST | Angel Stadium in Anaheim, CA | Bally Sports SoCal |
| Seattle Mariners vs Los Angeles Angels | Sunday, August 6, 2023 | 4:07 PM EST | Angel Stadium in Anaheim, CA | Bally Sports SoCal |
| San Diego Padres vs Seattle Mariners | Tuesday, August 8, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| San Diego Padres vs Seattle Mariners | Wednesday, August 9, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Baltimore Orioles vs Seattle Mariners | Friday, August 11, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Baltimore Orioles vs Seattle Mariners | Saturday, August 12, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Baltimore Orioles vs Seattle Mariners | Sunday, August 13, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs Kansas City Royals | Monday, August 14, 2023 | 8:10 PM EST | Kauffman Stadium in Kansas City, MO | Bally Sports Kansas City |
| Seattle Mariners vs Kansas City Royals | Tuesday, August 15, 2023 | 8:10 PM EST | Kauffman Stadium in Kansas City, MO | Bally Sports Kansas City |
| Seattle Mariners vs Kansas City Royals | Wednesday, August 16, 2023 | 8:10 PM EST | Kauffman Stadium in Kansas City, MO | Bally Sports Kansas City |
| Seattle Mariners vs Kansas City Royals | Thursday, August 17, 2023 | 2:10 PM EST | Kauffman Stadium in Kansas City, MO | Bally Sports Kansas City |
| Seattle Mariners vs Houston Astros | Friday, August 18, 2023 | 8:10 PM EST | Minute Maid Park in Houston, TX | AT&T SportsNet Southwest |
| Seattle Mariners vs Houston Astros | Saturday, August 19, 2023 | 7:10 PM EST | Minute Maid Park in Houston, TX | AT&T SportsNet Southwest |
| Seattle Mariners vs Houston Astros | Sunday, August 20, 2023 | 1:05 PM EST | Minute Maid Park in Houston, TX | Peacock |
| Seattle Mariners vs Chicago White Sox | Monday, August 21, 2023 | 8:10 PM EST | Guaranteed Rate Field in Chicago, IL | NBC Sports Chicago |
| Seattle Mariners vs Chicago White Sox | Tuesday, August 22, 2023 | 8:10 PM EST | Guaranteed Rate Field in Chicago, IL | NBC Sports Chicago |
| Seattle Mariners vs Chicago White Sox | Wednesday, August 23, 2023 | 2:10 PM EST | Guaranteed Rate Field in Chicago, IL | NBC Sports Chicago |
| Kansas City Royals vs Seattle Mariners | Friday, August 25, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Kansas City Royals vs Seattle Mariners | Saturday, August 26, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Kansas City Royals vs Seattle Mariners | Sunday, August 27, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Oakland Athletics vs Seattle Mariners | Monday, August 28, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Oakland Athletics vs Seattle Mariners | Tuesday, August 29, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Oakland Athletics vs Seattle Mariners | Wednesday, August 30, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs New York Mets | Friday, September 1, 2023 | 7:10 PM EST | Citi Field in Queens, NY | SportsNet NY |
| Seattle Mariners vs New York Mets | Saturday, September 2, 2023 | 7:10 PM EST | Citi Field in Queens, NY | SportsNet NY |
| Seattle Mariners vs New York Mets | Sunday, September 3, 2023 | 1:40 PM EST | Citi Field in Queens, NY | SportsNet NY |
| Seattle Mariners vs Cincinnati Reds | Monday, September 4, 2023 | 4:10 PM EST | Great American Ball Park in Cincinnati, OH | Bally Sports Ohio |
| Seattle Mariners vs Cincinnati Reds | Tuesday, September 5, 2023 | 6:40 PM EST | Great American Ball Park in Cincinnati, OH | Bally Sports Ohio |
| Seattle Mariners vs Cincinnati Reds | Wednesday, September 6, 2023 | 6:40 PM EST | Great American Ball Park in Cincinnati, OH | Bally Sports Ohio |
| Seattle Mariners vs Tampa Bay Rays | Thursday, September 7, 2023 | 6:40 PM EST | Tropicana Field in St. Petersburg, FL | Bally Sports Sun |
| Seattle Mariners vs Tampa Bay Rays | Friday, September 8, 2023 | 6:40 PM EST | Tropicana Field in St. Petersburg, FL | Bally Sports Sun |
| Seattle Mariners vs Tampa Bay Rays | Saturday, September 9, 2023 | 4:05 PM EST | Tropicana Field in St. Petersburg, FL | Bally Sports Sun |
| Seattle Mariners vs Tampa Bay Rays | Sunday, September 10, 2023 | 1:10 PM EST | Tropicana Field in St. Petersburg, FL | Bally Sports Sun |
| Los Angeles Angels vs Seattle Mariners | Monday, September 11, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Los Angeles Angels vs Seattle Mariners | Tuesday, September 12, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Los Angeles Angels vs Seattle Mariners | Wednesday, September 13, 2023 | #VALUE! EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Los Angeles Dodgers vs Seattle Mariners | Friday, September 15, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Los Angeles Dodgers vs Seattle Mariners | Saturday, September 16, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Los Angeles Dodgers vs Seattle Mariners | Sunday, September 17, 2023 | 4:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Seattle Mariners vs Oakland Athletics | Monday, September 18, 2023 | 9:40 PM EST | Oakland Coliseum in Oakland, CA | NBC Sports California |
| Seattle Mariners vs Oakland Athletics | Tuesday, September 19, 2023 | 9:40 PM EST | Oakland Coliseum in Oakland, CA | NBC Sports California |
| Seattle Mariners vs Oakland Athletics | Wednesday, September 20, 2023 | 3:37 PM EST | Oakland Coliseum in Oakland, CA | NBC Sports California |
| Seattle Mariners vs Texas Rangers | Friday, September 22, 2023 | 8:05 PM EST | Globe Life Field in Arlington, TX | Bally Sports Southwest |
| Seattle Mariners vs Texas Rangers | Saturday, September 23, 2023 | 7:05 PM EST | Globe Life Field in Arlington, TX | Bally Sports Southwest |
| Seattle Mariners vs Texas Rangers | Sunday, September 24, 2023 | 2:35 PM EST | Globe Life Field in Arlington, TX | Bally Sports Southwest |
| Houston Astros vs Seattle Mariners | Monday, September 25, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Houston Astros vs Seattle Mariners | Tuesday, September 26, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Houston Astros vs Seattle Mariners | Wednesday, September 27, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Texas Rangers vs Seattle Mariners | Thursday, September 28, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Texas Rangers vs Seattle Mariners | Friday, September 29, 2023 | 10:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Texas Rangers vs Seattle Mariners | Saturday, September 30, 2023 | 9:40 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |
| Texas Rangers vs Seattle Mariners | Sunday, October 1, 2023 | 3:10 PM EST | T-Mobile Park in Seattle, WA | Root Sports Northwest |