General Discussion

You can’t leave the US to Canada with an expired US visa unless you are requesting asylum. Otherwise you are flagged as high risk and denied entry. You need to go from the US back to the home country to get valid travel visa or passport first. This would have applied to the husband.

I thought this was the case because I know you can’t go to Mexico this way either if your visa is expired in the US.

“Canadian immigration officials require legal status in the country of departure, and you will likely be denied entry or flagged for attempting to leave the U.S. illegally. “