A child travel consent form allows a minor to travel alone or with another person or group. A child travel consent form is strongly recommended if a child travels alone, with only one parent or an authorized adult.If your child is traveling alone or with only one parent or legal guardian, they may need a letter of consent from the other custodial parent. 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. Download our free PDF or Microsoft Word consent form for traveling with one parent. Bringing a letter helps you avoid travel delay and legal issues. 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. Outline the trip information, including destination and travel dates. 4. Include the signature of the consenting parent or guardian. 5.