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.Learn more about why you need minor's travel permission and child travel consent letters for your family before your next family vacation. I authorize my child to travel to the following location. During the period beginning on. The intention of this letter is to provide consent for a minor child to travel without the company of both legal parents. Use our Child Travel Consent form to prove that a child can travel without their parents or guardians. I authorize my child to travel with the following individual: Travel Individual Name. Travel Relationship to Minor.