is 1hr 20m good enogh to transfer at chicago airport?

[baoyou]

ottawa-chicago-beijing, need to go from terminal 2 to terminal 1 at chicago. DO I need to recheck luggage? Thanks

 

[没有网名]

不需要提行李。时间够了。

 

[头发短见识长]

如不晚点，够好几个来回了。

 

[Jay Wang]

芝加哥机场挺大的，飞机准点，不取行李，紧巴巴。

 

[CanChn]

去时够了，回来时不够。