Originally Posted by
NEDude
So based on what I have seen, airlines are used to and understand the occasional passport/visa/travel restriction issues and in most cases can work around them for at least a period of time.
This is true... for those on property.
In most cases it will be much, much harder to get hired with a known circumstance which prevents international travel. Could happen, say a desperate regional needs pilots badly. There are a few I think which are still domestic only.