| Regular Season: Week 1 |
 Rams |
at |
 Chiefs |
Sunday, September 16, 1973 |
3:00PM |
LA 23, KC 13 |
| Regular Season: Week 2 |
Chiefs |
at |
 Patriots |
Sunday, September 23, 1973 |
3:00PM |
KC 10, NE 7 |
| Regular Season: Week 3 |
 Raiders |
at |
Chiefs |
Sunday, September 30, 1973 |
3:00PM |
OAK 3, KC 16 |
| Regular Season: Week 4 |
 Broncos |
at |
Chiefs |
Sunday, October 7, 1973 |
3:00PM |
DEN 14, KC 16 |
| Regular Season: Week 5 |
Chiefs |
at |
 Packers |
Sunday, October 14, 1973 |
3:00PM |
KC 10, GB 10 |
| Regular Season: Week 6 |
Chiefs |
at |
 Bengals |
Sunday, October 21, 1973 |
3:00PM |
KC 6, CIN 14 |
| Regular Season: Week 7 |
Chiefs |
at |
 Bills |
Monday, October 29, 1973 |
3:00PM |
KC 14, BUF 23 |
| Regular Season: Week 8 |
Chiefs |
at |
 Chargers |
Sunday, November 4, 1973 |
3:00PM |
KC 19, SD 0 |
| Regular Season: Week 9 |
 Bears |
at |
Chiefs |
Monday, November 12, 1973 |
3:00PM |
CHI 7, KC 19 |
| Regular Season: Week 10 |
 Oilers |
at |
Chiefs |
Sunday, November 18, 1973 |
3:00PM |
HOU 14, KC 38 |
| Regular Season: Week 11 |
Chiefs |
at |
Broncos |
Sunday, November 25, 1973 |
3:00PM |
KC 10, DEN 14 |
| Regular Season: Week 12 |
 Browns |
at |
Chiefs |
Sunday, December 2, 1973 |
3:00PM |
CLE 20, KC 20 |
| Regular Season: Week 13 |
Chiefs |
at |
Raiders |
Saturday, December 8, 1973 |
3:00PM |
KC 7, OAK 37 |
| Regular Season: Week 14 |
Chargers |
at |
Chiefs |
Sunday, December 16, 1973 |
3:00PM |
SD 6, KC 33 |