| Luka Dončić (11) | Luka Dončić (12) | American Airlines Center19,637 | 8–5 |-bgcolor=ccffcc | 14 | November 20 | Golden State | | Luka Dončić (35) | Dončić, Porziņģis (10) | Luka Dončić (11) | American Airlines Center19,569 | 9–5 |-bgcolor=ccffcc | 15 | November 22 | Cleveland | | Luka Dončić (30) | Dončić, Porziņģis (7) | Luka Dončić (14) | American Airlines Center19,639 | 10–5 |-bgcolor=ccffcc | 16 | November 24 | @ Houston | | Luka Dončić (41) | Kristaps Porziņģis (13) | Luka Dončić (10) | Toyota Center18,055 | 11–5 |-bgcolor=ffcccc | 17 | November 26 | L. A. Clippers | | Luka Dončić (22) | Kristaps Porziņģis (10) | Luka Dončić (6) | American Airlines Center20,407 | 11–6 |-bgcolor=ccffcc | 18 | November 29 | @ Phoenix | | Luka Dončić (42) | Kristaps Porziņģis (13) | Luka Dončić (11) | Talking Stick Resort Arena18,055 | 12–6 |-bgcolor=ccffcc | 19 | December 1 | @ L. A. Lakers | | Luka Dončić (27) | three players (9) | Luka Dončić (10) | Staples Center18,997 | 13–6 |-bgcolor=ccffcc | 20 | December 3 | @ New Orleans | | Luka Dončić (33) | Luka Dončić (18) | J. J. Barea (6) | Smoothie King Center14,664 | 14–6 |-bgcolor=ccffcc | 21 | December 4 | Minnesota | | Dwight Powell (24) | Luka Dončić (7) | Luka Dončić (6) | American Airlines Center19,671 | 15–6 |-bgcolor=ccffcc | 22 | December 7 | New Orleans | | Luka Dončić (26) | Boban Marjanović (16) | Luka Dončić (9) | American Airlines Center19,456 | 16–6 |-bgcolor=ffcccc | 23 | December 8 | Sacramento | | Tim Hardaway Jr. (29) | Finney-Smith, Porziņģis (8) | Luka Dončić (8) | American Airlines Center19,566 | 16–7 |-bgcolor=ccffcc | 24 | December 12 | @ Detroit | | Luka Dončić (41) | Luka Dončić (12) | Luka Dončić (11) | Mexico City Arena20,064 | 17–7 |-bgcolor=ffcccc | 25 | December 14 | Miami | | Tim Hardaway Jr. (28) | Kristaps Porziņģis (14) | Jalen Brunson (8) | American Airlines Center20,333 | 17–8 |-bgcolor=ccffcc | 26 | December 16 | @ Milwaukee | | Curry, Porziņģis (26) | Kristaps Porziņģis (12) | Jalen Brunson (11) | Fiserv Forum17,727 | 18–8 |-bgcolor=ffcccc | 27 | December 18 | Boston | | Kristaps Porziņģis (23) | Kristaps Porziņģis (13) | Jalen Brunson (11)