| Rk | Day | Date | Tm | Opp | Tm | Opp | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 | Sun | September 6, 1998 | L | Indianapolis Colts | Miami Dolphins | 15 | 24 | box | |
| 2 | Sun | September 13, 1998 | L | Indianapolis Colts | @ | New England Patriots | 6 | 29 | box |
| 3 | Sun | September 20, 1998 | L | Indianapolis Colts | @ | New York Jets | 6 | 44 | box |
| 4 | Sun | September 27, 1998 | L | Indianapolis Colts | New Orleans Saints | 13 | 19 | box | |
| 5 | Sun | October 4, 1998 | W | Indianapolis Colts | San Diego Chargers | 17 | 12 | box | |
| 6 | Sun | October 11, 1998 | L | Indianapolis Colts | Buffalo Bills | 24 | 31 | box | |
| 7 | Sun | October 18, 1998 | L | Indianapolis Colts | @ | San Francisco 49ers | 31 | 34 | box |
| 8 | Sun | November 1, 1998 | L | Indianapolis Colts | New England Patriots | 16 | 21 | box | |
| 9 | Sun | November 8, 1998 | L | Indianapolis Colts | @ | Miami Dolphins | 14 | 27 | box |
| 10 | Sun | November 15, 1998 | W | Indianapolis Colts | New York Jets | 24 | 23 | box | |
| 11 | Sun | November 22, 1998 | L | Indianapolis Colts | @ | Buffalo Bills | 11 | 34 | box |
| 12 | Sun | November 29, 1998 | L | Indianapolis Colts | @ | Baltimore Ravens | 31 | 38 | box |
| 13 | Sun | December 6, 1998 | L | Indianapolis Colts | @ | Atlanta Falcons | 21 | 28 | box |
| 14 | Sun | December 13, 1998 | W | Indianapolis Colts | Cincinnati Bengals | 39 | 26 | box | |
| 15 | Sun | December 20, 1998 | L | Indianapolis Colts | @ | Seattle Seahawks | 23 | 27 | box |
| 16 | Sun | December 27, 1998 | L | Indianapolis Colts | Carolina Panthers | 19 | 27 | box |