| Date | Away | Home | Time | Winning Pitcher | Losing Pitcher | Winner |
|---|---|---|---|---|---|---|
March | ||||||
| Thursday, March 29 | Indians | @ Mariners | 10:10 pm | - | ||
| Saturday, March 31 | Indians | @ Mariners | 4:10 pm | - | ||
April | ||||||
| Sunday, April 1 | Indians | @ Mariners | 4:10 pm | - | ||
| Tuesday, April 3 | Mariners | @ Giants | 4:35 pm | - | ||
| Wednesday, April 4 | Mariners | @ Giants | 7:15 pm | - | ||
| Thursday, April 5 | Mariners | @ Twins | 3:33 pm | - | ||
| Saturday, April 7 | Mariners | @ Twins | 2:10 pm | - | ||
| Sunday, April 8 | Mariners | @ Twins | 2:10 pm | - | ||
| Monday, April 9 | Mariners | @ Royals | 4:33 am | - | ||
| Monday, April 9 | Mariners | @ Royals | 6:33 am | - | ||
| Tuesday, April 10 | Mariners | @ Royals | 4:33 am | - | ||
| Tuesday, April 10 | Mariners | @ Royals | 6:33 am | - | ||
| Wednesday, April 11 | Mariners | @ Royals | 4:33 am | - | ||
| Wednesday, April 11 | Mariners | @ Royals | 6:33 am | - | ||
| Friday, April 13 | Athletics | @ Mariners | 10:10 pm | - | ||
| Saturday, April 14 | Athletics | @ Mariners | 9:10 pm | - | ||
| Sunday, April 15 | Athletics | @ Mariners | 4:10 pm | - | ||
| Monday, April 16 | Astros | @ Mariners | 10:10 pm | - | ||
| Tuesday, April 17 | Astros | @ Mariners | 10:10 pm | - | ||
| Wednesday, April 18 | Astros | @ Mariners | 10:10 pm | - | ||
| Thursday, April 19 | Astros | @ Mariners | 3:40 pm | - | ||
| Friday, April 20 | Mariners | @ Rangers | 4:33 am | - | ||
| Friday, April 20 | Mariners | @ Rangers | 6:33 am | - | ||
| Saturday, April 21 | Mariners | @ Rangers | 4:33 am | - | ||
| Saturday, April 21 | Mariners | @ Rangers | 6:33 am | - | ||
| Sunday, April 22 | Mariners | @ Rangers | 4:33 am | - | ||
| Sunday, April 22 | Mariners | @ Rangers | 6:33 am | - | ||
| Monday, April 23 | Mariners | @ White Sox | 4:33 am | - | ||
| Monday, April 23 | Mariners | @ White Sox | 6:33 am | - | ||
| Tuesday, April 24 | Mariners | @ White Sox | 4:33 am | - | ||
| Tuesday, April 24 | Mariners | @ White Sox | 6:33 am | - | ||
| Wednesday, April 25 | Mariners | @ White Sox | 4:33 am | - | ||
| Wednesday, April 25 | Mariners | @ White Sox | 6:33 am | - | ||
| Thursday, April 26 | Mariners | @ Indians | 3:33 am | - | ||
| Thursday, April 26 | Mariners | @ Indians | 6:33 am | - | ||
| Friday, April 27 | Mariners | @ Indians | 3:33 am | - | ||
| Friday, April 27 | Mariners | @ Indians | 6:33 am | - | ||
| Saturday, April 28 | Mariners | @ Indians | 3:33 am | - | ||
| Saturday, April 28 | Mariners | @ Indians | 6:33 am | - | ||
| Sunday, April 29 | Mariners | @ Indians | 3:33 am | - | ||
| Sunday, April 29 | Mariners | @ Indians | 6:33 am | - | ||
May | ||||||
| Tuesday, May 1 | Athletics | @ Mariners | 10:10 pm | - | ||
| Wednesday, May 2 | Athletics | @ Mariners | 10:10 pm | - | ||
| Thursday, May 3 | Athletics | @ Mariners | 10:10 pm | - | ||
| Friday, May 4 | Angels | @ Mariners | 10:10 pm | - | ||
| Saturday, May 5 | Angels | @ Mariners | 9:10 pm | - | ||
| Sunday, May 6 | Angels | @ Mariners | 4:10 pm | - | ||
| Tuesday, May 8 | Mariners | @ Blue Jays | 7:07 pm | - | ||
| Wednesday, May 9 | Mariners | @ Blue Jays | 7:07 pm | - | ||
| Thursday, May 10 | Mariners | @ Blue Jays | 7:07 pm | - | ||
| Friday, May 11 | Mariners | @ Tigers | 7:10 pm | - | ||
| Saturday, May 12 | Mariners | @ Tigers | 4:10 pm | - | ||
| Sunday, May 13 | Mariners | @ Tigers | 1:10 pm | - | ||
| Tuesday, May 15 | Rangers | @ Mariners | 10:10 pm | - | ||
| Wednesday, May 16 | Rangers | @ Mariners | 3:40 pm | - | ||
| Thursday, May 17 | Tigers | @ Mariners | 10:10 pm | - | ||
| Friday, May 18 | Tigers | @ Mariners | 10:10 pm | - | ||
| Saturday, May 19 | Tigers | @ Mariners | 9:10 pm | - | ||
| Sunday, May 20 | Tigers | @ Mariners | 4:10 pm | - | ||
| Tuesday, May 22 | Mariners | @ Athletics | 10:05 pm | - | ||
| Wednesday, May 23 | Mariners | @ Athletics | 10:05 pm | - | ||
| Thursday, May 24 | Mariners | @ Athletics | 3:35 pm | - | ||
| Friday, May 25 | Twins | @ Mariners | 10:10 pm | - | ||
| Saturday, May 26 | Twins | @ Mariners | 10:10 pm | - | ||
| Sunday, May 27 | Twins | @ Mariners | 4:10 pm | - | ||
| Monday, May 28 | Rangers | @ Mariners | 4:10 pm | - | ||
| Tuesday, May 29 | Rangers | @ Mariners | 10:10 pm | - | ||
| Wednesday, May 30 | Rangers | @ Mariners | 10:10 pm | - | ||
| Thursday, May 31 | Rangers | @ Mariners | 10:10 pm | - | ||
June | ||||||
| Friday, June 1 | Rays | @ Mariners | 10:10 pm | - | ||
| Saturday, June 2 | Rays | @ Mariners | 10:10 pm | - | ||
| Sunday, June 3 | Rays | @ Mariners | 4:10 pm | - | ||
| Tuesday, June 5 | Mariners | @ Astros | 8:10 pm | - | ||
| Wednesday, June 6 | Mariners | @ Astros | 8:10 pm | - | ||
| Thursday, June 7 | Mariners | @ Rays | 3:33 am | - | ||
| Thursday, June 7 | Mariners | @ Rays | 6:33 am | - | ||
| Friday, June 8 | Mariners | @ Rays | 3:33 am | - | ||
| Friday, June 8 | Mariners | @ Rays | 6:33 am | - | ||
| Saturday, June 9 | Mariners | @ Rays | 3:33 am | - | ||
| Saturday, June 9 | Mariners | @ Rays | 6:33 am | - | ||
| Sunday, June 10 | Mariners | @ Rays | 3:33 am | - | ||
| Sunday, June 10 | Mariners | @ Rays | 6:33 am | - | ||
| Monday, June 11 | Angels | @ Mariners | 10:10 pm | - | ||
| Tuesday, June 12 | Angels | @ Mariners | 10:10 pm | - | ||
| Wednesday, June 13 | Angels | @ Mariners | 4:10 pm | - | ||
| Thursday, June 14 | Red Sox | @ Mariners | 10:10 pm | - | ||
| Friday, June 15 | Red Sox | @ Mariners | 10:10 pm | - | ||
| Saturday, June 16 | Red Sox | @ Mariners | 10:10 pm | - | ||
| Sunday, June 17 | Red Sox | @ Mariners | 4:10 pm | - | ||
| Tuesday, June 19 | Mariners | @ Yankees | 7:05 pm | - | ||
| Wednesday, June 20 | Mariners | @ Yankees | 7:05 pm | - | ||
| Thursday, June 21 | Mariners | @ Yankees | 1:05 pm | - | ||
| Friday, June 22 | Mariners | @ Red Sox | 3:33 am | - | ||
| Friday, June 22 | Mariners | @ Red Sox | 6:33 am | - | ||
| Saturday, June 23 | Mariners | @ Red Sox | 3:33 am | - | ||
| Saturday, June 23 | Mariners | @ Red Sox | 6:33 am | - | ||
| Sunday, June 24 | Mariners | @ Red Sox | 3:33 am | - | ||
| Sunday, June 24 | Mariners | @ Red Sox | 6:33 am | - | ||
| Monday, June 25 | Mariners | @ Orioles | 3:33 am | - | ||
| Monday, June 25 | Mariners | @ Orioles | 6:33 am | - | ||
| Tuesday, June 26 | Mariners | @ Orioles | 7:05 pm | - | ||
| Wednesday, June 27 | Mariners | @ Orioles | 7:05 pm | - | ||
| Thursday, June 28 | Mariners | @ Orioles | 3:33 am | - | ||
| Thursday, June 28 | Mariners | @ Orioles | 6:33 am | - | ||
| Friday, June 29 | Royals | @ Mariners | 10:10 pm | - | ||
| Saturday, June 30 | Royals | @ Mariners | 10:10 pm | - | ||
July | ||||||
| Sunday, July 1 | Royals | @ Mariners | 4:10 pm | - | ||
| Tuesday, July 3 | Angels | @ Mariners | 10:10 pm | - | ||
| Wednesday, July 4 | Angels | @ Mariners | 4:10 pm | - | ||
| Thursday, July 5 | Angels | @ Mariners | 10:10 pm | - | ||
| Friday, July 6 | Rockies | @ Mariners | 10:10 pm | - | ||
| Saturday, July 7 | Rockies | @ Mariners | 4:10 pm | - | ||
| Sunday, July 8 | Rockies | @ Mariners | 4:10 pm | - | ||
| Tuesday, July 10 | Mariners | @ Angels | 6:33 am | - | ||
| Wednesday, July 11 | Mariners | @ Angels | 6:33 am | - | ||
| Thursday, July 12 | Mariners | @ Angels | 6:33 am | - | ||
| Friday, July 13 | Mariners | @ Rockies | 8:40 pm | - | ||
| Saturday, July 14 | Mariners | @ Rockies | 5:33 am | - | ||
| Saturday, July 14 | Mariners | @ Rockies | 6:33 am | - | ||
| Sunday, July 15 | Mariners | @ Rockies | 3:10 pm | - | ||
| Friday, July 20 | White Sox | @ Mariners | 10:10 pm | - | ||
| Saturday, July 21 | White Sox | @ Mariners | 10:10 pm | - | ||
| Sunday, July 22 | White Sox | @ Mariners | 4:10 pm | - | ||
| Tuesday, July 24 | Giants | @ Mariners | 10:10 pm | - | ||
| Wednesday, July 25 | Giants | @ Mariners | 4:10 pm | - | ||
| Friday, July 27 | Mariners | @ Angels | 6:33 am | - | ||
| Saturday, July 28 | Mariners | @ Angels | 6:33 am | - | ||
| Sunday, July 29 | Mariners | @ Angels | 6:33 am | - | ||
| Monday, July 30 | Astros | @ Mariners | 10:10 pm | - | ||
| Tuesday, July 31 | Astros | @ Mariners | 10:10 pm | - | ||
August | ||||||
| Wednesday, August 1 | Astros | @ Mariners | 4:10 pm | - | ||
| Thursday, August 2 | Blue Jays | @ Mariners | 10:10 pm | - | ||
| Friday, August 3 | Blue Jays | @ Mariners | 10:10 pm | - | ||
| Saturday, August 4 | Blue Jays | @ Mariners | 10:10 pm | - | ||
| Sunday, August 5 | Blue Jays | @ Mariners | 4:10 pm | - | ||
| Monday, August 6 | Mariners | @ Rangers | 4:33 am | - | ||
| Monday, August 6 | Mariners | @ Rangers | 6:33 am | - | ||
| Tuesday, August 7 | Mariners | @ Rangers | 4:33 am | - | ||
| Tuesday, August 7 | Mariners | @ Rangers | 6:33 am | - | ||
| Wednesday, August 8 | Mariners | @ Rangers | 4:33 am | - | ||
| Wednesday, August 8 | Mariners | @ Rangers | 6:33 am | - | ||
| Thursday, August 9 | Mariners | @ Astros | 8:10 pm | - | ||
| Friday, August 10 | Mariners | @ Astros | 8:10 pm | - | ||
| Saturday, August 11 | Mariners | @ Astros | 7:10 pm | - | ||
| Sunday, August 12 | Mariners | @ Astros | 2:10 pm | - | ||
| Monday, August 13 | Mariners | @ Athletics | 10:05 pm | - | ||
| Tuesday, August 14 | Mariners | @ Athletics | 10:05 pm | - | ||
| Wednesday, August 15 | Mariners | @ Athletics | 3:35 pm | - | ||
| Friday, August 17 | Dodgers | @ Mariners | 10:10 pm | - | ||
| Saturday, August 18 | Dodgers | @ Mariners | 4:10 pm | - | ||
| Sunday, August 19 | Dodgers | @ Mariners | 4:10 pm | - | ||
| Monday, August 20 | Astros | @ Mariners | 10:10 pm | - | ||
| Tuesday, August 21 | Astros | @ Mariners | 10:10 pm | - | ||
| Wednesday, August 22 | Astros | @ Mariners | 4:10 pm | - | ||
| Friday, August 24 | Mariners | @ Diamondbacks | 9:40 pm | - | ||
| Saturday, August 25 | Mariners | @ Diamondbacks | 8:10 pm | - | ||
| Sunday, August 26 | Mariners | @ Diamondbacks | 4:10 pm | - | ||
| Tuesday, August 28 | Mariners | @ Padres | 10:10 pm | - | ||
| Wednesday, August 29 | Mariners | @ Padres | 3:40 pm | - | ||
| Thursday, August 30 | Mariners | @ Athletics | 10:05 pm | - | ||
| Friday, August 31 | Mariners | @ Athletics | 10:05 pm | - | ||
September | ||||||
| Saturday, September 1 | Mariners | @ Athletics | 9:05 pm | - | ||
| Sunday, September 2 | Mariners | @ Athletics | 4:05 pm | - | ||
| Monday, September 3 | Orioles | @ Mariners | 9:10 pm | - | ||
| Tuesday, September 4 | Orioles | @ Mariners | 10:10 pm | - | ||
| Wednesday, September 5 | Orioles | @ Mariners | 10:10 pm | - | ||
| Friday, September 7 | Yankees | @ Mariners | 10:10 pm | - | ||
| Saturday, September 8 | Yankees | @ Mariners | 9:10 pm | - | ||
| Sunday, September 9 | Yankees | @ Mariners | 4:10 pm | - | ||
| Tuesday, September 11 | Padres | @ Mariners | 10:10 pm | - | ||
| Wednesday, September 12 | Padres | @ Mariners | 6:40 pm | - | ||
| Thursday, September 13 | Mariners | @ Angels | 6:33 am | - | ||
| Friday, September 14 | Mariners | @ Angels | 6:33 am | - | ||
| Saturday, September 15 | Mariners | @ Angels | 6:33 am | - | ||
| Sunday, September 16 | Mariners | @ Angels | 6:33 am | - | ||
| Monday, September 17 | Mariners | @ Astros | 8:10 pm | - | ||
| Tuesday, September 18 | Mariners | @ Astros | 8:10 pm | - | ||
| Wednesday, September 19 | Mariners | @ Astros | 8:10 pm | - | ||
| Friday, September 21 | Mariners | @ Rangers | 4:33 am | - | ||
| Friday, September 21 | Mariners | @ Rangers | 6:33 am | - | ||
| Saturday, September 22 | Mariners | @ Rangers | 4:33 am | - | ||
| Saturday, September 22 | Mariners | @ Rangers | 6:33 am | - | ||
| Sunday, September 23 | Mariners | @ Rangers | 4:33 am | - | ||
| Sunday, September 23 | Mariners | @ Rangers | 6:33 am | - | ||
| Monday, September 24 | Athletics | @ Mariners | 10:10 pm | - | ||
| Tuesday, September 25 | Athletics | @ Mariners | 10:10 pm | - | ||
| Wednesday, September 26 | Athletics | @ Mariners | 10:10 pm | - | ||
| Thursday, September 27 | Rangers | @ Mariners | 10:10 pm | - | ||
| Friday, September 28 | Rangers | @ Mariners | 10:10 pm | - | ||
| Saturday, September 29 | Rangers | @ Mariners | 9:10 pm | - | ||
| Sunday, September 30 | Rangers | @ Mariners | 3:10 pm | - | ||