ONCE UPON A TIME by DONNA SUMMER has sold 777,130 copies in Canada, France, Japan, United Kingdom and United States.
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
|
 France |
100,000 | 1x Gold | 1978 |
France Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: 1978
|
 Japan |
27,130 | Oricon charts |
Japan Sales: 27,130
Certification / note: Oricon charts
Certification Date / sales as of:
|
|
 United Kingdom |
100,000 | 1x Gold | 7 November, 1977 |
United Kingdom Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: 7 November, 1977
|
 United States |
500,000 | 1x Gold | 9 December, 1977 |
United States Sales: 500,000
Certification / note: 1x Gold
Certification Date / sales as of: 9 December, 1977
|
| Total sales | 777,130 | (in 5 countries) |
Total
Sales: 777,130
(in 5 countries)
|
Year-end chart performance for ONCE UPON A TIME
| Chart 1978 | Rank |
| US Albums (Billboard 200) |
32 |