The letter of consent, preferably in English and notarized, from the other parent (if the child is traveling with one custodial parent) or signed by both parents (if the child is traveling with a guardian or alone) should say: "I acknowledge that my child is traveling outside the country with the name of the adult ...
Typically, minors under the age of 18 do not have to present identification for domestic U.S. travel. Airlines will accept identification from the responsible adult on behalf of the minor(s). For international travel, minors under the age of 18 must present the same travel documents as the adult.
Your child will need a Child Travel Consent any time they're traveling without all their parents or legal guardians present. If your child is traveling alone, with only one parent, or with a non-legal guardian, they will require a Child Travel Consent signed by both parents or legal guardians.
Children under 18 don't need an ID to fly domestically but do need a passport for international flights.
In the USA, though, unless there's a court order requiring permission from both parents, a child may travel (even to overseas) with either parent/guardian without showing proof of permission from the other parent.
Typically, minors under the age of 18 do not have to present identification for domestic U.S. travel. Airlines will accept identification from the responsible adult on behalf of the minor(s). For international travel, minors under the age of 18 must present the same travel documents as the adult.
It is highly recommended that you have your Child Travel Consent notarized. U.S. Customs and Border Protection recommends that any child under the age of 16 traveling without both legal guardianshave a notarized Child Travel Consent signed by both legal guardians.
You should obtain a child travel consent letter granting you permission from the absent parent to leave the country with your child (having it notarized is not required, but highly recommended).
Can the Child (Minor) Travel Consent be notarized online? Yes. Online notarization of the Child (Minor) Travel Consent is completely legal and secure. Your documents can be notarized online in minutes through the Notarize Network, starting at $25.