Home games are in bold and will be played at the Scotiabank Saddledome in Calgary for the 2020-21 season.
Schedule subject to change.
All Heat home games during the 2020-21 season will be played at the Scotiabank Saddledome in Calgary due to cross-border travel restrictions caused by the COVID-19 pandemic.
| Game # | Date | Time | Opponent | Result | Tickets/Watch |
| Game 1 | Sun, Feb. 21 | 2:00 p.m. MST | Toronto | L, 7-1 |   |
| Game 2 | Tues, Feb. 23 | 6:00 p.m. MST | Toronto | L, 5-1 | |
| Game 3 | Weds, Feb. 24 | 7:30 p.m. MST | Toronto | W, 4-2 | |
| Game 4 | Fri, Feb. 26 | 2:00 p.m. MST | Toronto | W, 8-1 | |
| Game 5 | Weds, March 3 | 5 p.m. MST | @Belleville | W, 4-1 | |
| Game 6 | Fri, March 5 | 5 p.m. MST | @Toronto | W, 5-1 | |
| Game 7 | Sat, March 6 | 1 p.m. MST | @Toronto | W, 4-3 | |
| Game 8 | Mon, March 8 | 5 p.m. MST | @Manitoba | W, 6-5 (OT) | |
| Game 9 | Weds, March 10 | 5 p.m. MST | @Manitoba | W, 3-2 (OT) | |
| Game 10 | Thurs, March 11 | 5 p.m. MST | @Manitoba | W, 2-1 | |
| Game 11 | Sat, March 13 | 1 p.m. MST | @Manitoba | L, 4-2 | |
| Game 12 | Thurs, March 18 | 6 p.m. MST | Laval | OTL, 4-3 | |
| Game 13 | Sat, March 20 | 2 p.m. MST | Laval | L, 4-3 | |
| Game 14 | Sun, March 21 | 2 p.m. MST | Laval | L, 4-1 | |
| Game 15 | Tues, March 23 | 5 p.m. MST | Laval | L, 4-2 | |
| Game 16 | Fri, March 26 | 5 p.m. MST | @Belleville | L, 2-1 | |
| Game 17 | Sat, March 27 | 2 p.m. MST | @Belleville | W, 7-1 | |
| Game 18 | Mon, March 29 | 12 p.m. MST | @Toronto | L, 4-3 | |
| Game 19 | Weds, March 31 | 5 p.m. MST | @Toronto | L, 5-2 | |
| Game 20 | Fri, April 2 | 5 p.m. MST | @Laval | L, 3-0 | |
| Game 21 | Sun, April 4 | 5 p.m. MST | @Laval | L, 4-2 | |
| Game 22 | Tues, April 6 | 5 p.m. MST | @Laval | W, 3-1 | |
| Game 23 | Weds, April 14 | 5 p.m. MST | Belleville | L, 4-2 | |
| Game 24 | Thurs, April 15 | 5 p.m. MST | Belleville | L, 4-2 | |
| Game 25 | Sat, April 17 | 2 p.m. MST | Belleville | L, 4-1 | |
| Game 26 | Thurs, April 22 | 5 p.m. MST | @Manitoba | L, 5-2 | |
| Game 27 | Sat, April 24 | 12 p.m. MST | @Manitoba | L, 3-0 | |
| Game 28 | Mon, April 26 | 12 p.m. MST | @Manitoba | W, 3-2 (SO) | |
| Game 29 | Tues, April 27 | 5 p.m. MST | @Manitoba | L, 3-1 | |
| Game 30 | Thurs, April 29 | 3 p.m. MST | @Manitoba | OTL, 2-1 | |
