| Cover | Aug. 08, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 08, 2024 |
| Entity File Number | 333-150028 |
| Entity Registrant Name | BUNKER HILL MINING CORP. |
| Entity Central Index Key | 0001407583 |
| Entity Tax Identification Number | 32-0196442 |
| Entity Incorporation, State or Country Code | NV |
| Entity Address, Address Line One | 1055 West Hastings Street |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | Vancouver |
| Entity Address, State or Province | BC |
| Entity Address, Country | CA |
| Entity Address, Postal Zip Code | V6E 2E9 |
| City Area Code | 604 |
| Local Phone Number | 417-7952 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
