Discover delta airlines jfk terminal at Terminal 4, featuring advanced check-in, TSA PreCheck, diverse dining, shopping, and the exclusive Delta One Lounge. The $1.5 billion upgrade adds 10 new gates, improved passenger amenities, and modern technology for a seamless travel experience. Terminal-Guide.com offers up-to-date info and tips to help you navigate Delta’s JFK Terminal 4 with ease and confidence, ensuring a comfortable journey whether flying domestic or international. Trust Terminal-Guide.com for expert guidance on everything you need to know about delta airlines jfk terminal.