
On August 4, 2025, Delta Air Lines flight DL 4, operating from London Heathrow to New York JFK on an Airbus A330‑900 (registration N431DX), declared an emergency approximately two hours into the flight due to a medical issue onboard. The aircraft turned around over the North Atlantic and safely diverted to Dublin Airport, landing around 6:40 PM local time. All passengers and crew disembarked without injury. The aircraft later departed Dublin for New York at around 8:40 PM, once transit arrangements were confirmed.