Use our Child Travel Consent form to prove that a child can travel without their parents or guardians. 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. Children under 18 may need a Letter of Consent to travel internationally without both parents. Schools sponsoring student travel outside the United States must complete the United States Government Travel Registration form online. I'm in vacation with my family (Kids an Mom). I won't be able to fly back home in the same day. Florida state law does not explicitly state that either parent is required to notify the other parent prior to taking the child out of state. _____ Shared Parental Responsibility. Field Trips, Homecoming court or Prom King and Queen). 2.