| UPAS | UAV Performance Assessment System | 无人机性能评估系统 |
| UPAS | Unit Performance Assessment System | 机组性能评估系统 |
| UPAS | University Prior Approval System | 大学事先批准制度 |
| UPAS | Universal Pilots Application Service | 通用飞行员应用服务 |
| UPAS | Underpass (US Postal service standard street suffix) | 地下通道（美国邮政标准街道后缀） |
| UPAS | UAS Performance Assessment System (formerly UAV, the unmanned community now recognizes the entire system) | 无人机性能评估系统（前身为无人机，无人社区现在认可整个系统） |