Food and beverages sold at Don Mueang airport remain overpriced, at 40% to 200% higher than standard prices, the Office of the Ombudsman revealed after a fresh round of inspections Tuesday. A previous inspection of products sold at Don Mueang airport by the Office of the Ombudsman, along with the Department of Internal Trade (DIT), conducted last month found food and drinks were priced between85% and 200% higher than their usual rates, said ombudsman Viddhavat Rajatanun.