| 2003 Major League Games Schedule | ||||||
| Month | Date | Day | TIME | Visitor | Home | |
| April | 4/1/03 | Tuesday | 7:00 | A's | vs | Twins |
| 4/3/03 | Thursday | 6:00 | Cardinals | vs | Marlins | |
| 8:00 | Rangers | vs | A's | |||
| 4/4/03 | Friday | 6:00 | Devil Rays | vs | Diamond Backs | |
| 8:00 | Braves | vs | Pirates | |||
| 4/5/03 | Saturday | 9:00am | Twins | vs | Rangers | |
| 11:00am | Twins | vs | Cardinals | |||
| 1:00 | A's | vs | Devil Rays | |||
| 3:00 | Marlins | vs | Braves | |||
| 5:00 | Diamond Backs | vs | Pirates | |||
| 4/7/03 | Monday | 6:00 | Marlins | vs | A's | |
| 8:00 | Cardinals | vs | Devil Rays | |||
| 4/8/03 | Tuesday | 6:00 | Braves | vs | Rangers | |
| 8:00 | Pirates | vs | Twins | |||
| April | 4/10/03 | Thursday | 6:00 | A's | vs | Diamond Backs |
| 8:00 | Devil Rays | vs | Braves | |||
| 4/12/03 | Saturday | 9:00am | Twins | vs | Marlins | |
| 11:00am | Pirates | vs | Marlins | |||
| 1:00 | Rangers | vs | Pirates | |||
| 3:00 | Cardinals | vs | Diamond Backs | |||
| 4/14/03 | Monday | 6:00 | Braves | vs | Cardinals | |
| 8:00 | Diamond Backs | vs | Twins | |||
| 4/15/03 | Tuesday | 6:00 | Pirates | vs | Devil Rays | |
| 8:00 | Marlins | vs | Rangers | |||
| 4/17/03 | Thursday | 6:00 | Twins | vs | A's | |
| 8:00 | Cardinals | vs | Pirates | |||
| 4/19/03 | Saturday | 9:00am | Rangers | vs | Diamond Backs | |
| 11:00am | Rangers | vs | Devil Rays | |||
| 1:00 | Devil Rays | vs | Marlins | |||
| 3:00 | Braves | vs | A's | |||
| 4/21/03 | Monday | 6:00 | Diamond Backs | vs | Devil Rays | |
| 8:00 | A's | vs | Rangers | |||
| 4/22/03 | Tuesday | 6:00 | Marlins | vs | Cardinals | |
| 8:00 | Pirates | vs | Braves | |||
| 4/24/03 | Thursday | 6:00 | Rangers | vs | Twins | |
| 8:00 | Braves | vs | Marlins | |||
| 4/26/03 | Saturday | 9:00am | Devil Rays | vs | A's | |
| 11:00am | Cardinals | vs | A's | |||
| 1:00 | Cardinals | vs | Twins | |||
| 3:00 | Pirates | vs | Diamond Backs | |||
| 4/28/03 | Monday | 6:00 | Marlins | vs | Pirates | |
| 8:00 | Twins | vs | Devil Rays | |||
| 4/29/03 | Tuesday | 6:00 | Diamond Backs | vs | Braves | |
| 8:00 | A's | vs | Cardinals | |||
| May | 5/1/03 | Thursday | 6:00 | Devil Rays | vs | Rangers |
| 8:00 | Diamond Backs | vs | Marlins | |||
| 5/3/03 | Saturday | 9:00am | Rangers | vs | Cardinals | |
| 11:00am | A's | vs | Pirates | |||
| 1:00 | Twins | vs | Braves | |||
| Month | Date | Day | TIME | Home | Visitors | |
| May | 5/5/03 | Monday | 6:00 | Pirates | vs | Twins |
| 8:00 | Diamond Backs | vs | A's | |||
| 5/6/03 | Tuesday | 6:00 | Rangers | vs | Braves | |
| 8:00 | Devil Rays | vs | Cardinals | |||
| 5/8/03 | Thursday | 6:00 | A's | vs | Marlins | |
| 8:00 | Pirates | vs | Rangers | |||
| 5/10/03 | Saturday | 9:00am | Braves | vs | Devil Rays | |
| 11:00am | Braves | vs | Diamond Backs | |||
| 1:00 | Diamond Backs | vs | Cardinals | |||
| 3:00 | Marlins | vs | Twins | |||
| 5/12/03 | Monday | 6:00 | Cardinals | vs | Braves | |
| 8:00 | Twins | vs | Diamond Backs | |||
| 5/13/03 | Tuesday | 6:00 | Devil Rays | vs | Pirates | |
| 8:00 | Marlins | vs | Rangers | |||