| Regular Season: Week 1 |
 Raiders |
at |
 Chiefs |
Sunday, September 6, 1998 |
3:00PM |
OAK 8, KC 28 |
| Regular Season: Week 2 |
Chiefs |
at |
 Jaguars |
Sunday, September 13, 1998 |
3:00PM |
KC 16, JAC 21 |
| Regular Season: Week 3 |
 Chargers |
at |
Chiefs |
Sunday, September 20, 1998 |
3:00PM |
SD 7, KC 23 |
| Regular Season: Week 4 |
Chiefs |
at |
 Eagles |
Sunday, September 27, 1998 |
3:00PM |
KC 24, PHI 21 |
| Regular Season: Week 5 |
 Seahawks |
at |
Chiefs |
Sunday, October 4, 1998 |
3:00PM |
SEA 6, KC 17 |
| Regular Season: Week 6 |
Chiefs |
at |
 Patriots |
Sunday, October 11, 1998 |
3:00PM |
KC 10, NE 40 |
| Regular Season: Week 8 |
 Steelers |
at |
Chiefs |
Monday, October 26, 1998 |
3:00PM |
PIT 20, KC 13 |
| Regular Season: Week 9 |
 Jets |
at |
Chiefs |
Sunday, November 1, 1998 |
3:00PM |
NYJ 20, KC 17 |
| Regular Season: Week 10 |
Chiefs |
at |
Seahawks |
Sunday, November 8, 1998 |
3:00PM |
KC 12, SEA 24 |
| Regular Season: Week 11 |
 Broncos |
at |
Chiefs |
Monday, November 16, 1998 |
3:00PM |
DEN 30, KC 7 |
| Regular Season: Week 12 |
Chiefs |
at |
Chargers |
Sunday, November 22, 1998 |
3:00PM |
KC 37, SD 38 |
| Regular Season: Week 13 |
 Cardinals |
at |
Chiefs |
Sunday, November 29, 1998 |
3:00PM |
ARI 24, KC 34 |
| Regular Season: Week 14 |
Chiefs |
at |
Broncos |
Sunday, December 6, 1998 |
3:00PM |
KC 31, DEN 35 |
| Regular Season: Week 15 |
 Cowboys |
at |
Chiefs |
Sunday, December 13, 1998 |
3:00PM |
DAL 17, KC 20 |
| Regular Season: Week 16 |
Chiefs |
at |
 Giants |
Sunday, December 20, 1998 |
3:00PM |
KC 7, NYG 28 |
| Regular Season: Week 17 |
Chiefs |
at |
Raiders |
Saturday, December 26, 1998 |
3:00PM |
KC 31, OAK 24 |