Illinois Minor (Child) Travel Consent Form. 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. Minor travel consent form giving partental authorization for child to travel with another person or only one parent. ❖ Emergency contact should be someone that the minor is not traveling with. 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. Parental consent is not required for in-state travel. The easiest way to obtain consent is to have it written in to a child custody agreement. It's required when a child is traveling alone, with just one parent, or with someone who isn't their guardian, whether domestically or internationally.