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.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. You'll need to fill out an unaccompanied minor form and any necessary Customs and Immigration documents for the day of departure. 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.