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.A Child Travel Consent gives a minor child permission to travel without their parents or legal guardians. Officially Yes you should have a notarized letter from the father saying where you're going with the dates and all of that to show it's okay with him. A Child Travel Consent Form is a legal document that allows a minor child to travel without both parents or legal guardians present. Your child will need a Child Travel Consent any time they're traveling without all their parents or legal guardians present. A notarized letter of consent will be required for children who travel without one or both of their parents or legal guardians. Consent Statement - A clear statement granting permission for the child to travel with the specified adult. A Child Travel Consent Form can be an essential document when a minor is travelling abroad without one or both parents or their legal guardian. A notarized letter of consent is a crucial requirement when traveling with minors without both parents or guardians.