| 1 | Wed Oct 26 | at Pacers | L121-130 (OT) | 0-1 | .000 | | Gainbridge Fieldhouse · Indianapolis, IN |
| 2 | Fri Oct 28 | vs Rockets | L98-106 | 0-2 | .000 | | American Airlines Center · Dallas, TX |
| 3 | Sun Oct 30 | at Rockets | L92-93 | 0-3 | .000 | | Toyota Center · Houston, TX |
| 4 | Wed Nov 2 | at Jazz | L81-97 | 0-4 | .000 | | Vivint Arena · Salt Lake City, UT |
| 5 | Fri Nov 4 | vs Blazers | L95-105 | 0-5 | .000 | | American Airlines Center · Dallas, TX |
| 6 | Sun Nov 6 | vs Bucks | W86-75 (OT) | 1-5 | .167 | NBA TV | American Airlines Center · Dallas, TX |
| 7 | Tue Nov 8 | at Lakers | W109-97 | 2-5 | .286 | | Crypto.com Arena · Los Angeles, CA |
| 8 | Wed Nov 9 | at Warriors | L95-116 | 2-6 | .250 | | Chase Center · San Francisco, CA |
| 9 | Mon Nov 14 | at Knicks | L77-93 | 2-7 | .222 | | Madison Square Garden · Manhattan, NY |
| 10 | Wed Nov 16 | at Celtics | L83-90 | 2-8 | .200 | | TD Garden · Boston, MA |
| 11 | Fri Nov 18 | vs Grizzlies | L64-80 | 2-9 | .182 | | American Airlines Center · Dallas, TX |
| 12 | Sat Nov 19 | at Magic | L87-95 | 2-10 | .167 | | Amway Center · Orlando, FL |
| 13 | Mon Nov 21 | at Spurs | L91-96 | 2-11 | .154 | NBA TV | AT&T Center · San Antonio, TX |
| 14 | Wed Nov 23 | vs Clippers | L104-124 | 2-12 | .143 | | American Airlines Center · Dallas, TX |
| 15 | Fri Nov 25 | at Cavaliers | L90-128 | 2-13 | .133 | | Rocket Mortgage FieldHouse · Cleveland, OH |
| 16 | Sun Nov 27 | vs Pelicans | W91-81 | 3-13 | .188 | | American Airlines Center · Dallas, TX |
| 17 | Wed Nov 30 | vs Spurs | L87-94 | 3-14 | .176 | | American Airlines Center · Dallas, TX |
| 18 | Thu Dec 1 | at Hornets | L87-97 | 3-15 | .167 | | Spectrum Center · Charlotte, NC |
| 19 | Sat Dec 3 | vs Bulls | W107-82 | 4-15 | .211 | | American Airlines Center · Dallas, TX |
| 20 | Mon Dec 5 | vs Hornets | L101-109 | 4-16 | .200 | | American Airlines Center · Dallas, TX |
| 21 | Wed Dec 7 | vs Kings | L89-120 | 4-17 | .190 | | American Airlines Center · Dallas, TX |
| 22 | Fri Dec 9 | vs Pacers | W111-103 | 5-17 | .227 | | American Airlines Center · Dallas, TX |
| 23 | Sat Dec 10 | at Rockets | L87-109 | 5-18 | .217 | | Toyota Center · Houston, TX |
| 24 | Mon Dec 12 | vs Nuggets | W112-92 | 6-18 | .250 | | American Airlines Center · Dallas, TX |
| 25 | Wed Dec 14 | vs Pistons | L85-95 | 6-19 | .240 | | American Airlines Center · Dallas, TX |
| 26 | Fri Dec 16 | at Jazz | L100-103 | 6-20 | .231 | ESPN | Vivint Arena · Salt Lake City, UT |
| 27 | Sun Dec 18 | vs Kings | W99-79 | 7-20 | .259 | | American Airlines Center · Dallas, TX |
| 28 | Mon Dec 19 | at Nuggets | L107-117 | 7-21 | .250 | | Ball Arena · Denver, CO |
| 29 | Wed Dec 21 | at Blazers | W96-95 | 8-21 | .276 | NBA TV | Moda Center · Portland, OR |
| 30 | Fri Dec 23 | at Clippers | W90-88 | 9-21 | .300 | NBA TV | Intuit Dome · Inglewood, CA |
| 31 | Mon Dec 26 | at Pelicans | L104-111 | 9-22 | .290 | | Smoothie King Center · New Orleans, LA |
| 32 | Tue Dec 27 | vs Rockets | L107-123 | 9-23 | .281 | | American Airlines Center · Dallas, TX |
| 33 | Thu Dec 29 | at Lakers | W101-89 | 10-23 | .303 | TNT | Crypto.com Arena · Los Angeles, CA |
| 34 | Fri Dec 30 | at Warriors | L99-108 | 10-24 | .294 | | Chase Center · San Francisco, CA |
| 35 | Tue Jan 3 | vs Wizards | W113-105 | 11-24 | .314 | | American Airlines Center · Dallas, TX |
| 36 | Thu Jan 5 | vs Suns | L95-102 | 11-25 | .306 | | American Airlines Center · Dallas, TX |
| 37 | Sat Jan 7 | vs Hawks | L82-97 | 11-26 | .297 | | American Airlines Center · Dallas, TX |
| 38 | Mon Jan 9 | at T-wolves | L92-101 | 11-27 | .289 | | Target Center · Minneapolis, MN |
| 39 | Thu Jan 12 | at Suns | W113-108 | 12-27 | .308 | | Footprint Center · Phoenix, AZ |
| 40 | Sun Jan 15 | vs T-wolves | W98-87 | 13-27 | .325 | | American Airlines Center · Dallas, TX |
| 41 | Tue Jan 17 | at Bulls | W99-98 | 14-27 | .341 | | United Center · Chicago, IL |
| 42 | Thu Jan 19 | at Heat | L95-99 | 14-28 | .333 | | Kaseya Center · Miami, FL |
| 43 | Fri Jan 20 | vs Jazz | L107-112 (OT) | 14-29 | .326 | | American Airlines Center · Dallas, TX |
| 44 | Sun Jan 22 | vs Lakers | W122-73 | 15-29 | .341 | | American Airlines Center · Dallas, TX |
| 45 | Wed Jan 25 | vs Knicks | W103-95 | 16-29 | .356 | | American Airlines Center · Dallas, TX |
| 46 | Thu Jan 26 | at Thunder | L98-109 | 16-30 | .348 | TNT | Paycom Center · Oklahoma City, OK |
| 47 | Sun Jan 29 | at Spurs | W105-101 | 17-30 | .362 | | AT&T Center · San Antonio, TX |
| 48 | Mon Jan 30 | vs Cavaliers | W104-97 | 18-30 | .375 | | American Airlines Center · Dallas, TX |
| 49 | Wed Feb 1 | vs 76ers | W113-95 | 19-30 | .388 | | American Airlines Center · Dallas, TX |
| 50 | Fri Feb 3 | at Blazers | W108-104 | 20-30 | .400 | ESPN | Moda Center · Portland, OR |
| 51 | Mon Feb 6 | at Nuggets | L87-110 | 20-31 | .392 | | Ball Arena · Denver, CO |
| 52 | Tue Feb 7 | vs Blazers | L113-114 | 20-32 | .385 | | American Airlines Center · Dallas, TX |
| 53 | Thu Feb 9 | vs Jazz | W112-105 (OT) | 21-32 | .396 | | American Airlines Center · Dallas, TX |
| 54 | Sat Feb 11 | vs Magic | W112-80 | 22-32 | .407 | | American Airlines Center · Dallas, TX |
| 55 | Mon Feb 13 | vs Celtics | L98-111 | 22-33 | .400 | | American Airlines Center · Dallas, TX |
| 56 | Wed Feb 15 | at Pistons | L91-98 | 22-34 | .393 | | Little Caesars Arena · Detroit, MI |
| 57 | Fri Feb 24 | at T-wolves | L84-97 | 22-35 | .386 | | Target Center · Minneapolis, MN |
| 58 | Sat Feb 25 | vs Pelicans | W96-83 | 23-35 | .397 | | American Airlines Center · Dallas, TX |
| 59 | Mon Feb 27 | vs Heat | W96-89 | 24-35 | .407 | | American Airlines Center · Dallas, TX |
| 60 | Wed Mar 1 | at Hawks | L95-100 | 24-36 | .400 | | State Farm Arena · Atlanta, GA |
| 61 | Fri Mar 3 | vs Grizzlies | W104-100 | 25-36 | .410 | | American Airlines Center · Dallas, TX |
| 62 | Sun Mar 5 | vs Thunder | W104-89 | 26-36 | .419 | ESPN | American Airlines Center · Dallas, TX |
| 63 | Tue Mar 7 | vs Lakers | W122-111 | 27-36 | .429 | | American Airlines Center · Dallas, TX |
| 64 | Fri Mar 10 | vs Nets | W105-96 | 28-36 | .438 | | American Airlines Center · Dallas, TX |
| 65 | Sat Mar 11 | vs Suns | L98-100 | 28-37 | .431 | | American Airlines Center · Dallas, TX |
| 66 | Mon Mar 13 | at Raptors | L78-100 | 28-38 | .424 | | Scotiabank Arena · Toronto, ON |
| 67 | Wed Mar 15 | at Wizards | W112-107 | 29-38 | .433 | | Capital One Arena · Washington, D.C. |
| 68 | Fri Mar 17 | at 76ers | L74-116 | 29-39 | .426 | | Wells Fargo Center · Philadelphia, PA |
| 69 | Sun Mar 19 | at Nets | W111-104 | 30-39 | .435 | | Barclays Center · Brooklyn, NY |
| 70 | Tue Mar 21 | vs Warriors | L87-112 | 30-40 | .429 | | American Airlines Center · Dallas, TX |
| 71 | Thu Mar 23 | vs Clippers | W97-95 | 31-40 | .437 | | American Airlines Center · Dallas, TX |
| 72 | Sat Mar 25 | vs Raptors | L86-94 | 31-41 | .431 | | American Airlines Center · Dallas, TX |
| 73 | Mon Mar 27 | vs Thunder | L91-92 | 31-42 | .425 | | American Airlines Center · Dallas, TX |
| 74 | Wed Mar 29 | at Pelicans | L118-121 | 31-43 | .419 | | Smoothie King Center · New Orleans, LA |
| 75 | Fri Mar 31 | at Grizzlies | L90-99 | 31-44 | .413 | | FedExForum · Memphis, TN |
| 76 | Sun Apr 2 | at Bucks | W109-105 | 32-44 | .421 | | Fiserv Forum · Milwaukee, WI |
| 77 | Tue Apr 4 | at Kings | L87-98 | 32-45 | .416 | | Golden 1 Center · Sacramento, CA |
| 78 | Wed Apr 5 | at Clippers | L101-112 | 32-46 | .410 | ESPN | Intuit Dome · Inglewood, CA |
| 79 | Fri Apr 7 | vs Spurs | L89-102 | 32-47 | .405 | | American Airlines Center · Dallas, TX |
| 80 | Sun Apr 9 | at Suns | L111-124 | 32-48 | .400 | | Footprint Center · Phoenix, AZ |
| 81 | Tue Apr 11 | vs Nuggets | L91-109 | 32-49 | .395 | | American Airlines Center · Dallas, TX |
| 82 | Wed Apr 12 | at Grizzlies | W100-93 | 33-49 | .402 | | FedExForum · Memphis, TN |