Arizona Minor (Child) Travel Consent Form. Use our Child Travel Consent form to prove that a child can travel without their parents or guardians.If children are not travelling with both their parents, (ie: if they are travelling alone, or with another adult), this form can be used to give permission. A Child Travel Consent is required to cover all bases and legally allow a minor to travel with one of the parents or with a third party. 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 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. The intention of this letter is to provide consent for a minor child to travel without the company of both legal parents. This form is an authorization letter for foreign travel with a minor. Where this form refers to "children" it refers to any and all minor children common to the parties whether one or more.