DHL Helicopter Speeds Urgent Material in New York for Trip to Major European Destinations. DHL introduced four years ago the most competitive service available for urgent next day documents from New York City to major European destinations. Customers in financial services, banking, insurance, advertising, publishing, or other industries where document delivery is critical can receive next day delivery to nine major business centers across Europe at no additional cost. For more than two decades, DHL has been leveraging its Manhattan helicopter to serve the financial district, and is the only express shipper to provide continual same day and overnight delivery of cash letters from Europe and Asia to the US banking system