A letter from the person with parental responsibility for the child is usually enough to show you've got permission to take them abroad. A Travel Consent Form is a letter of permission for travel is a document where a parent or guardian acknowledges that their minor will be traveling alone.A child travel consent form allows a minor to travel alone or with another person or group. Child's Information - Name, date of birth, and passport number if applicable. Travel Details - Destination, duration of the trip, and travel dates. Just google parental consent form for travel or something similar and complete the form, then take it to a notary to get signed. Know what documents a child needs to travel to or from the U.S. All children, including infants, must have their own travel documents. I'm just after some advice on whether my kids dad will need to sign a letter of prermission to travel? Your child needs a Child Travel Consent when they're traveling without all their parents or legal guardians. Before going through security control, you'll have to complete a consent form.