1998 Seattle Mariners season Game log April

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| April 24 | Minnesota Twins | 4-2 | Tewksbury (2-3) | 28157 | 11-11 |
| April 25 | Minnesota Twins | 2-8 | Timlin (1-2) | 51880 | 11-12 |
| April 26 | Minnesota Twins | 0-2 | Moyer (1-3) | 31732 | 11-13 |
| April 28 | @ Kansas City Royals | 5-1 | Service (1-1) | 11630 | 12-13 |
| April 29 | @ New York Yankees | 5-8 | Fassero (2-1) | 27949 | 12-14 |
| April 30 | @ New York Yankees | 8-9 | Ayala (0-2) | 28517 | 12-15 |