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. 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. The wizard is not an online application, and completing the wizard does not mean you will receive a passport. A minor (child) travel consent form shows that a child has permission to travel without both parents or legal guardians. Traveling with children. Important information on travel documents for adults and children traveling within Canada, to the US and international countries. Travel consent form.