Use our Child Travel Consent form to prove that a child can travel without their parents or guardians. A child travel consent form allows a minor to travel alone or with another person or group.The minor consent form can be found here. Both parents should sign if feasible. 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. 3) The child's age is: . 4) I have the legal authority to give consent for this child's Tattoo. It is very simple to do. Minor Consent to Travel Form.