Airline and airport staff checked the passport at least four times during the journey.
Thomas Parker, 73, joined South Shields Police in 1965 and served for 30 years before retiring.
The 33-year-old did not enter pleas and was remanded into custody to appear at the Old Bailey in March.
The Bradley Lowery Foundation is building a holiday home for sick children in Scarborough.
Danny Florence contracted meningococcal septicaemia when he was five.