ONCE UPON A TIME by BLACK LIGHT ORCHESTRA has sold 50,000 copies in Canada.
ONCE UPON A TIME certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Canada |
50,000 | 1x Gold | 1978 |
Canada Sales: 50,000
Certification / note: 1x Gold
Certification Date / sales as of: 1978
|
| Total sales | 50,000 | (in 1 country) |
Total
Sales: 50,000
(in 1 country)
|
Year-end chart performance for ONCE UPON A TIME
| Chart 2019 | Rank |
 Portuguese Music DVD (AFP) |
34 |
| Chart 2020 | Rank |
| Portuguese Music DVD (AFP) |
26 |