Child's Information: The form includes the child's full name, date of birth, place of birth, and passport or identification details. See what documents a child needs to travel to or from the US alone or with a parent or relative.Non-US citizen children traveling to the US. A minor travel consent form is a legal document that grants permission for a minor child to travel without one or both parents or legal guardians. I was preparing documents and someone told me that I might need minor travel consent form since I am not leaving. The most common interpretation is that the traveling parent requires a notarized letter something not found in any custody order. A travel consent form is a legal document that gives a parent or legal guardian permission to travel with a child outside of the United States. If you travel alone with your minor(s), you'll need a Travel Permission Letter. Ready to board your plane for that long awaited vacation with your minor child? Your spouse will join you later, no worries.