美國公民不受時間影響可以直接回來：link

https://help.cbp.gov/s/article/Article-1596?language=en_US

https://www.fragomen.com/insights/alerts/us-land-border-restrictions-travel-canada-and-mexico-extended-through-august-21

CBP defines “non-essential” travel to the United States as travel that is considered tourism or recreational in nature, which includes sightseeing, gambling and attending cultural events.

“Essential” travel that may continue across the borders under the restrictions includes, but is not limited to:

• U.S. citizens and lawful permanent residents returning to the United States

所有跟帖： 

• 謝謝大家解疑！我知道飛回來是可以的，現在看了陸路回來也是可以的！ -1001tmkx- ♀ (0 bytes) () 07/25/2021 postreply 13:11:25