| Spring Training: Seattle Mariners vs. San Diego Padres | 2-19-2027 Friday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Colorado Rockies vs. Seattle Mariners | 2-20-2027 Saturday TBD | Salt River Fields in Scottsdale, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Los Angeles Dodgers | 2-21-2027 Sunday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Chicago White Sox vs. Seattle Mariners | 2-22-2027 Monday 1:05 PM | Camelback Ranch Stadium in Phoenix, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Athletics | 2-23-2027 Tuesday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Milwaukee Brewers vs. Seattle Mariners | 2-24-2027 Wednesday TBD | American Family Fields of Phoenix in Phoenix, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Cleveland Guardians | 2-25-2027 Thursday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Texas Rangers vs. Seattle Mariners | 2-26-2027 Friday TBD | Surprise Stadium in Surprise, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Cincinnati Reds | 2-27-2027 Saturday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Athletics vs. Seattle Mariners | 2-28-2027 Sunday 1:05 PM | Hohokam Park in Mesa, AZ | View Tickets |
| Spring Training: Los Angeles Dodgers vs. Seattle Mariners | 3-1-2027 Monday 1:05 PM | Camelback Ranch Stadium in Phoenix, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. San Francisco Giants | 3-2-2027 Tuesday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Los Angeles Angels vs. Seattle Mariners | 3-3-2027 Wednesday TBD | Tempe Diablo Stadium in Tempe, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Texas Rangers | 3-5-2027 Friday 6:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Chicago Cubs vs. Seattle Mariners | 3-6-2027 Saturday 1:05 PM | Sloan Park in Mesa, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Colorado Rockies | 3-7-2027 Sunday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: San Diego Padres vs. Seattle Mariners | 3-8-2027 Monday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Kansas City Royals | 3-9-2027 Tuesday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: San Francisco Giants vs. Seattle Mariners | 3-10-2027 Wednesday TBD | Scottsdale Stadium in Scottsdale, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Arizona Diamondbacks | 3-11-2027 Thursday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Cincinnati Reds vs. Seattle Mariners | 3-12-2027 Friday TBD | Goodyear Ballpark in Goodyear, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Los Angeles Angels | 3-13-2027 Saturday 1:05 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Cleveland Guardians vs. Seattle Mariners | 3-14-2027 Sunday TBD | Goodyear Ballpark in Goodyear, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Milwaukee Brewers | 3-16-2027 Tuesday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Kansas City Royals vs. Seattle Mariners (SS) | 3-17-2027 Wednesday TBD | Surprise Stadium in Surprise, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. San Diego Padres | 3-17-2027 Wednesday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Arizona Diamondbacks vs. Seattle Mariners | 3-18-2027 Thursday TBD | Salt River Fields in Scottsdale, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Chicago White Sox | 3-19-2027 Friday 6:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: Los Angeles Dodgers vs. Seattle Mariners | 3-20-2027 Saturday 12:05 PM | Camelback Ranch Stadium in Phoenix, AZ | View Tickets |
| Spring Training: Seattle Mariners vs. Chicago Cubs | 3-21-2027 Sunday 1:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |
| Spring Training: San Diego Padres vs. Seattle Mariners | 3-22-2027 Monday 12:10 PM | Peoria Stadium in Peoria, AZ | View Tickets |