United's Venice Boeing 767 Departs After Two-Day Delay

Finally Off the Tarmac in Venice

After sitting stranded on the apron at Marco Polo Airport for two days, a United Airlines transatlantic jet is finally on its way home. The Boeing 767-400ER, tail number N74016, lifted off from Venice at precisely 12:06 PM local time, operating under special flight number UA3900 bound for Newark Liberty International Airport.

For aviation trackers following the aircraft's extended Italian stay, the departure puts an end to a frustrating operational headache in Northern Italy. What should've been a routine turn back across the ocean turned into a long wait on the asphalt when technical safeguards brought the plane to a sudden stop right before takeoff earlier in the week.

An Aborted Takeoff and Two Days on the Apron

The trouble started 48 hours earlier as the twin-engine jet lined up on the runway for its scheduled flight across the Atlantic. Before getting airborne, the crew made the call to abort the takeoff roll and turn back. Ground controllers routed the widebody to a remote parking stand, where passengers deplaned so maintenance crews could step in and figure out what went wrong.

The incident comes shortly after a United Venice-Newark Flight Cancelled After Runway Abort forced the airline to scramble its local logistics in Venice. Stranding a long-haul widebody at an outstation like Marco Polo is never simple. Flying in specialized parts, dispatching qualified engineers, and keeping an eye on strict crew duty limits can easily turn a quick fix into a multi-day stay. United ultimately ran the flight under the UA3900 callsign—a designation typically reserved for repositioning and ferry operations—letting the jet fly straight home to its main New Jersey hub without passengers on board.

The Rare Bird Handling United’s Summer Routes

The plane behind the delay, N74016, is a Boeing 767-424ER—one of the rarest variants flying passengers today. United remains one of only two major global carriers operating the stretched -400ER, alongside Delta Air Lines. These twin-aisle jets are workhorses on key seasonal routes between North American hubs and Europe, fitted with high-density premium cabins tailored for heavy transatlantic demand.

While United keeps adding newer Boeing 787 Dreamliners to its long-haul fleet, the long-serving 767s still handle heavy summer duty across the North Atlantic. Refreshed cabin interiors mean passengers get high-end comfort, but running older widebodies thousands of miles from a primary maintenance hub takes constant work. Now that it's back on American soil at Newark Liberty, United's engineering team will give N74016 a full inspection before clearing it to carry passengers again.