Lithium Battery Erupts Mid-Flight, Forces Delta Plane to Make Emergency Landing

A Delta Air Lines flight packed with nearly 200 passengers was forced into an emergency landing Monday morning after a lithium-ion battery erupted in flames midair, filling the cabin with smoke and panic.

Flight 1334, a Boeing 757 en route from Atlanta to Fort Lauderdale, was cruising at altitude when flight attendants detected smoke wafting from a passenger’s bag. According to federal investigators and cockpit audio, the source was a personal electronic device that had spontaneously combusted—an increasingly common danger on modern aircraft.

“The backpack has been contained. We think it was a lithium battery that caused the smoke and the fire,” the pilot calmly radioed to firefighters as the plane prepared to land in Fort Myers. “It’s in a containment bag. No smoke in the cabin at this point. No active fire.”

The plane landed safely at Southwest Florida International Airport at approximately 9:45 a.m., with all 191 passengers and crew unharmed. But behind the smooth landing was a tense few minutes in the sky.

“Flight attendants worked quickly to extinguish a probable burning personal battery belonging to a customer while pilots followed procedures to safely divert the flight,” Delta said in a statement.

Passengers were evacuated while emergency crews inspected the aircraft. Several described the situation as “chaotic” but praised the cabin crew for acting swiftly. “I just smelled something burning and then people started pointing to the backpack,” said Mark Halperin, a passenger sitting three rows away. “They grabbed a fireproof bag and stuffed it in there. It was scary for a second.”

The Federal Aviation Administration has launched an investigation into the incident.

While lithium-ion batteries are allowed in both carry-on and checked baggage, the FAA prohibits spare batteries from being stored in checked luggage due to their known fire risk. The FAA has logged hundreds of similar incidents in the last decade involving overheating batteries, often linked to phones, tablets, and e-cigarettes.

Most commercial jets, including Delta’s 757s, are now equipped with fireproof containment bags—a relatively new addition to fight the surge in inflight battery fires.

“We appreciate the quick work and actions by our people to follow their training,” said a Delta spokesperson, adding an apology for the disruption. “Safety is always our top priority.”

The passengers were eventually transferred to another flight, arriving in Fort Lauderdale several hours behind schedule.

The FAA says it is continuing to review the cause and may revise battery transport policies as such incidents grow more frequent.