你好像到达3 号航站楼，从 国际G区出发旧金山国际机场出境登机步骤，不用出航站楼旧金山国际机场出境登机步骤，不提行李， 过安检。
如果从国际A区出发，就必须出航站楼重新安检。
Transferring from Terminal 3 to the International Terminal
Passengers on flights arriving at Terminal 3 may transfer to International Terminal Boarding Area G via a connector walkway that links the two terminals. The entrance to the connector is located post-security in Terminal 3 near Gate 75, and the exit is located post-security in International Terminal Boarding Area G near Gate G92.
Terminal 3 passengers transferring to flights in International Terminal Boarding Area A should exit Terminal 3 and proceed to the Boarding Area A security checkpoint. Transportation Security Administration (TSA) has information about the security checkpoint process.
从3号航站楼转机到国际航站楼
到达3号航站楼的航班的乘客可以通过连接两个航站楼的连接走道转移到国际航站楼登机区G。 连接器的入口位于靠近门75的3号航站楼的后安检，出口位于门G92附近的国际航站楼G区的后安检。
在国际航站楼A区转乘航班的3号航站楼的乘客应离开3号航站楼，并进入登机区一个安全检查站。 运输安全管理局（TSA）有关于安全检查点流程的信息。
