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.Minor (Child) Travel Consent Form. A minor (child) travel consent form shows that a child has permission to travel without both parents or legal guardians. If children are not travelling with both their parents, (ie: if they are travelling alone, or with another adult), this form can be used to give permission. We will be sharing some family travel tips about what documentation is needed, such as a travel consent letter, for international travel with a minor. 1. Document Header - Begin with a clear and descriptive title, like "Child Travel Consent Form. Minor travel consent form giving partental authorization for child to travel with another person or only one parent. A Minor (Child) Travel Consent Form is a legal document that grants permission for a child to travel without one or both of their parents or legal guardians. A Minor (Child) Travel Consent Form is a legal document that grants permission for a child to travel without one or both of their parents or legal guardians.