A child’s travel document file can include more than a passport. The right set depends on citizenship, residence, route, parents or guardians, custody, airline, and who will deliver and collect the child.
Identity and proof of age
International air travel normally requires the child’s own passport. Domestic trips can use different security rules, but an airline may still request a birth certificate or passport to prove age for an infant fare or minor service.
Use the legal name exactly as printed on the controlling document. Check every booking, visa, consent letter, and airline form. A nickname or missing surname can create a delay that cannot be solved at the gate.
Passport, visa, and travel authorization
Check departure, transit, and destination authorities. A child can need a transit visa even when remaining airside. Electronic authorizations may be tied to a specific passport and must be updated after a replacement.
Review passport validity and blank-page requirements. When a child has more than one nationality, obtain official guidance on which passport to present at each border.
Parental consent
A consent letter records permission for the child to travel. It commonly identifies the child, trip, accompanying or responsible adults, contact details, and the person giving permission. Some countries require notarization, police certification, witnesses, or a government form.
An airline’s unaccompanied-minor form is not automatically a border consent letter. Carry both when both are required. Parents who are separated should review custody orders and obtain legal advice if authority is uncertain.
Airline handoff documents
The airline may collect names, addresses, telephone numbers, and photo-ID details for the adults at departure and arrival. Enter names exactly. A substitute pickup adult can be refused unless the record is changed through an approved channel.
Save the ticket number, confirmation, service receipt, and current form. Print a copy even when the airline uses an app; a phone can be unavailable during a delay.
Medical and accessibility information
Carry medication in compliant packaging and ask a clinician whether a letter is advisable. Check destination controls because a lawful home medication can be restricted elsewhere.
Describe support needs in practical terms. The airline needs to know whether the child can communicate, move, self-administer medicine, and manage personal needs—not only a diagnosis.
Protect the child’s information
Do not post a boarding pass, passport, consent letter, or itinerary publicly. Redact names, barcodes, record locators, addresses, and birth dates from screenshots. Send sensitive documents only through a verified official or secure channel.
Carry originals where required and store copies separately. Both households should have a secure copy of the itinerary and emergency contacts.