b'30 JFK TERMINALSPHOTO: DELTA AIR LINESThe new Delta One Lounge is filled withArt Deco influences andthe signature zigzag design of Italian fashion house Missoni.The physical expansion was significant, driven largely bypassengers move through the terminal and improving behind-the consolidation of all domestic operations by Delta Airthe-scenes operations. Lines into the terminal following the retirement of Terminal 2. Accommodating this shift required more gates, more capacityThe Delta Factorand more efficient operations. The first phase of redevelopmentFor Delta Air Lines, moving exclusively to T4 was not simply an added 10 new narrowbody gates that opened in January 2023.infrastructure project but a strategic operational realignment. As Basically, 14 months after we broke ground, we opened 10 newthe terminals anchor tenant, Delta led design and construction of gates, which is pretty remarkable, Huinink comments. Reducedthe recent expansion/redevelopment (just as it did the previous construction work during the pandemic and close coordinationtwo), while JFKIAT managed $1.3 billion between JFKIAT and Deltas construction teams proved to beof the $1.5 billion invested. The primary major advantages.factor driving this expansion within Terminal Beyond these gates, the project included an additional4 was to streamline our operation and domestic baggage claim carousel and transformed regional jetimprove the customer experience via the areas to support mainline aircraft. The terminal grew by roughlyefficiencies gained from operating within a 150,000 square feet, with improvements including an updatedsingle terminal, explains Ryan Marzullo, check-in hall, refreshed holdrooms, expanded curbside drop- Deltas managing director of NY Design andRYAN MARZULLOoff space, new digital signage and comprehensive restroomConstruction. updates. These enhancements substantially increased capacityEngineering work focused heavily on increasing the number and improved flow for millions of Delta customers in T4. of gates, supporting larger aircraft, optimizing connections While the physical upgrades laid essential groundwork,and improving the baggage handling system. Deltas technology investments were instrumental to reshaping howoperations required both speed and precision, particularly January | February 2026AirportImprovement.com'