“请提前半小时到达”用英语怎么说？

1.Please arrive half an hour ahead of the appinted (或者scheduled)time.

2.Please arrive half an hour ahead of schedule.

3. Please arrive half an hour in advance.

4. Please arrive half an hour earlier than the appinted (或者scheduled)time.

比较正式的说法
Please arrive half an hour in advanced.

威尼英语标准翻译网直译：
Please arrive half an hour in advanced.

half an hour ahead (of time)

Please arrive half an hour ahead of schedule

Please arrive half an hour ahead of time.
Please arrive half an hour in advance.