| | | |
| May 20, 2025 | W | Missoula PaddleHeads 3 at Billings Mustangs 6 | Final |
| May 21, 2025 | L | Missoula PaddleHeads 9 at Billings Mustangs 2 | Final |
| May 22, 2025 | L | Missoula PaddleHeads 15 at Billings Mustangs 5 | Final |
| May 23, 2025 | W | Missoula PaddleHeads 9 at Billings Mustangs 13 | Final |
| May 24, 2025 | L | Missoula PaddleHeads 11 at Billings Mustangs 6 | Final |
| May 25, 2025 | L | Missoula PaddleHeads 5 at Billings Mustangs 4 | Final |
| May 27, 2025 | L | Billings Mustangs 12 at Idaho Falls Chukars 13 | Final |
| May 28, 2025 | L | Billings Mustangs 2 at Idaho Falls Chukars 15 | Final |
| May 29, 2025 | W | Billings Mustangs 10 at Idaho Falls Chukars 7 | Final |
| May 30, 2025 | L | Billings Mustangs 11 at Idaho Falls Chukars 12 | Final |
| May 31, 2025 | W | Billings Mustangs 30 at Idaho Falls Chukars 10 | Final |
| June 1, 2025 | L | Billings Mustangs 18 at Idaho Falls Chukars 19 | Final |
| June 3, 2025 | L | Billings Mustangs 8 at Northern Colorado Owlz 13 (Billings, MT) | Final |
| June 4, 2025 | W | Billings Mustangs 14 at Northern Colorado Owlz 4 (Billings, MT) | Final |
| June 5, 2025 | L | Billings Mustangs 9 at Northern Colorado Owlz 12 (Billings, MT) | Final |
| June 7, 2025 | W | Billings Mustangs 17 at Northern Colorado Owlz 3 (Game 1; Billings, MT) | Final |
| June 7, 2025 | W | Billings Mustangs 8 at Northern Colorado Owlz 7 (Game 2; Billings, MT) | Final |
| June 8, 2025 | W | Billings Mustangs 10 at Northern Colorado Owlz 9 (Billings, MT) | Final |
| June 10, 2025 | L | Rocky Mountain Vibes 9 at Billings Mustangs 6 | Final |
| June 11, 2025 | W | Rocky Mountain Vibes 8 at Billings Mustangs 15 | Final |
| June 12, 2025 | W | Rocky Mountain Vibes 3 at Billings Mustangs 4 | Final |
| June 13, 2025 | L | Rocky Mountain Vibes 7 at Billings Mustangs 5 | Final |
| June 14, 2025 | W | Rocky Mountain Vibes 9 at Billings Mustangs 11 | Final |
| June 15, 2025 | L | Rocky Mountain Vibes 7 at Billings Mustangs 3 | Final |
| June 17, 2025 | L | Billings Mustangs 3 at Missoula PaddleHeads 7 | Final |
| June 18, 2025 | W | Billings Mustangs 8 at Missoula PaddleHeads 7 | Final |
| June 19, 2025 | L | Billings Mustangs 11 at Missoula PaddleHeads 16 | Final |
| June 20, 2025 | W | Billings Mustangs 2 at Missoula PaddleHeads 1 | Final |
| June 21, 2025 | L | Billings Mustangs 3 at Missoula PaddleHeads 12 | Final |
| June 22, 2025 | L | Billings Mustangs 6 at Missoula PaddleHeads 8 | Final |
| June 24, 2025 | | Missoula PaddleHeads 0 at Billings Mustangs 0 | Susp. |
| June 25, 2025 | L | Missoula PaddleHeads 10 at Billings Mustangs 0 (Game 1) | Final |
| June 25, 2025 | T | Missoula PaddleHeads 7 at Billings Mustangs 7 (Game 2; Bil wins KR) | Final |
| June 26, 2025 | L | Missoula PaddleHeads 7 at Billings Mustangs 6 | Final |
| June 27, 2025 | L | Missoula PaddleHeads 5 at Billings Mustangs 3 | Final |
| June 28, 2025 | W | Missoula PaddleHeads 5 at Billings Mustangs 15 | Final |
| June 29, 2025 | L | Missoula PaddleHeads 6 at Billings Mustangs 5 | Final |
| July 1, 2025 | L | Billings Mustangs 8 at Boise Hawks 12 | Final |
| July 2, 2025 | L | Billings Mustangs 4 at Boise Hawks 13 | Final |
| July 3, 2025 | L | Billings Mustangs 7 at Boise Hawks 11 | Final |
| July 4, 2025 | L | Billings Mustangs 6 at Boise Hawks 10 | Final |
| July 5, 2025 | W | Billings Mustangs 12 at Boise Hawks 9 | Final |
| July 6, 2025 | L | Billings Mustangs 6 at Boise Hawks 11 | Final |
| July 8, 2025 | W | Glacier Range Riders 5 at Billings Mustangs 8 | Final |
| July 9, 2025 | L | Glacier Range Riders 3 at Billings Mustangs 2 | Final |
| July 10, 2025 | W | Glacier Range Riders 4 at Billings Mustangs 9 | Final |
| July 11, 2025 | W | Glacier Range Riders 10 at Billings Mustangs 11 | Final |
| July 12, 2025 | L | Glacier Range Riders 8 at Billings Mustangs 7 | Final |
| July 13, 2025 | W | Glacier Range Riders 2 at Billings Mustangs 3 | Final |
| July 15, 2025 | | Rocky Mountain Vibes at Billings Mustangs | Ppd. |
| July 16, 2025 | L | Rocky Mountain Vibes 5 at Billings Mustangs 4 (Game 1) | Final |
| July 16, 2025 | L | Rocky Mountain Vibes 9 at Billings Mustangs 8 (Game 2) | Final |
| July 17, 2025 | L | Rocky Mountain Vibes 4 at Billings Mustangs 2 | Final |
| July 18, 2025 | L | Rocky Mountain Vibes 7 at Billings Mustangs 6 | Final |
| July 19, 2025 | W | Rocky Mountain Vibes 2 at Billings Mustangs 19 | Final |
| July 20, 2025 | W | Rocky Mountain Vibes 8 at Billings Mustangs 9 | Final |
| July 22, 2025 | W | Billings Mustangs 5 at Great Falls Voyagers 2 | Final |
| July 23, 2025 | L | Billings Mustangs 6 at Great Falls Voyagers 11 | Final |
| July 24, 2025 | W | Billings Mustangs 16 at Great Falls Voyagers 11 | Final |
| July 25, 2025 | W | Billings Mustangs 9 at Great Falls Voyagers 6 | Final |
| July 26, 2025 | W | Billings Mustangs 17 at Great Falls Voyagers 10 | Final |
| July 27, 2025 | L | Billings Mustangs 8 at Great Falls Voyagers 9 | Final |
| July 29, 2025 | | Great Falls Voyagers at Billings Mustangs | Ppd. |
| July 30, 2025 | W | Great Falls Voyagers 3 at Billings Mustangs 4 | Final |
| July 31, 2025 | W | Great Falls Voyagers 4 at Billings Mustangs 5 (Game 1) | Final |
| July 31, 2025 | L | Great Falls Voyagers 8 at Billings Mustangs 5 (Game 2) | Final |
| August 1, 2025 | L | Great Falls Voyagers 5 at Billings Mustangs 0 | Final |
| August 2, 2025 | W | Great Falls Voyagers 3 at Billings Mustangs 4 | Final |
| August 3, 2025 | L | Great Falls Voyagers 18 at Billings Mustangs 9 | Final |
| August 5, 2025 | L | Billings Mustangs 1 at Glacier Range Riders 3 | Final |
| August 6, 2025 | L | Billings Mustangs 1 at Glacier Range Riders 6 | Final |
| August 7, 2025 | L | Billings Mustangs 7 at Glacier Range Riders 8 | Final |
| August 8, 2025 | L | Billings Mustangs 2 at Glacier Range Riders 3 | Final |
| August 9, 2025 | L | Billings Mustangs 0 at Glacier Range Riders 6 | Final |
| August 10, 2025 | W | Billings Mustangs 4 at Glacier Range Riders 3 | Final |
| August 12, 2025 | W | Glacier Range Riders 3 at Billings Mustangs 12 | Final |
| August 13, 2025 | W | Glacier Range Riders 7 at Billings Mustangs 8 | Final |
| August 14, 2025 | W | Glacier Range Riders 2 at Billings Mustangs 5 | Final |
| August 15, 2025 | W | Glacier Range Riders 5 at Billings Mustangs 9 | Final |
| August 16, 2025 | L | Glacier Range Riders 3 at Billings Mustangs 1 | Final |
| August 17, 2025 | W | Glacier Range Riders 5 at Billings Mustangs 6 | Final |
| August 19, 2025 | L | Billings Mustangs 8 at Great Falls Voyagers 14 | Final |
| August 20, 2025 | W | Billings Mustangs 6 at Great Falls Voyagers 5 | Final |
| August 21, 2025 | W | Billings Mustangs 12 at Great Falls Voyagers 5 | Final |
| August 22, 2025 | L | Billings Mustangs 2 at Great Falls Voyagers 7 | Final |
| August 23, 2025 | W | Billings Mustangs 3 at Great Falls Voyagers 2 | Final |
| August 24, 2025 | L | Billings Mustangs 9 at Great Falls Voyagers 11 | Final |
| August 26, 2025 | W | Ogden Raptors 3 at Billings Mustangs 12 | Final |
| August 27, 2025 | W | Ogden Raptors 3 at Billings Mustangs 6 | Final |
| August 28, 2025 | W | Ogden Raptors 1 at Billings Mustangs 2 | Final |
| August 29, 2025 | W | Grand Junction Jackalopes 2 at Billings Mustangs 17 | Final |
| August 30, 2025 | W | Grand Junction Jackalopes 3 at Billings Mustangs 8 | Final |
| August 31, 2025 | W | Grand Junction Jackalopes 6 at Billings Mustangs 8 | Final |
| September 2, 2025 | W | Billings Mustangs 5 at Colorado Springs Sky Sox 1 | Final |
| September 3, 2025 | W | Billings Mustangs 3 at Colorado Springs Sky Sox 2 | Final |
| September 4, 2025 | W | Billings Mustangs 17 at Colorado Springs Sky Sox 2 | Final |
| September 5, 2025 | L | Billings Mustangs 9 at Colorado Springs Sky Sox 10 | Final |
| September 6, 2025 | L | Billings Mustangs 5 at Colorado Springs Sky Sox 6 | Final |
| September 7, 2025 | W | Billings Mustangs 13 at Colorado Springs Sky Sox 3 | Final |
Billings Mustangs Schedule
