A Frontier Airbus A321-200, performing flight from Islip to Myrtle Beach (USA) with 218 people on board, toxic fumes on board injured 9 people.
Aircraft was climbing out of Islip when the crew stopped the climb at FL220 reporting fumes in the cockpit. The aircraft returned to Islip for a safe landing 15 minutes later. A member of the cabin crew and 2 passengers were taken to a hospital, 7 passengers were treated at the airport.
The FAA reported the crew declared emergency due to fumes in the cockpit.
The airline reported an odour was detected in the cabin, there was no smoke, the aircraft landed safely.