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.The intention of this letter is to provide consent for a minor child to travel without the company of both legal parents. Use our Child Travel Consent form to prove that a child can travel without their parents or guardians. While it's recommended to have notarised written consent, it's definitely not required and in my experience you're highly unlikely to be asked for it. Your child will need a Child Travel Consent any time they're traveling without all their parents or legal guardians present. A clear statement that grants permission for the child to travel with you. Signatures from both parents, and a notary public if needed. Generally, a parent can travel with their child during their courtordered periods of possession and access. A notarized letter of consent is a crucial requirement when traveling with minors without both parents or guardians.