A Southwest Airlines flight found itself making an unscheduled return to Phoenix Sky Harbor International Airport following an onboard dispute Monday evening. Flight 1699, which was headed to Columbus, Ohio, experienced a fight between two passengers, mandating a diversion back to its origin shortly after an 8:30 p.m. departure, according to ABC 15. The altercation compelled the pilot to make a sudden U-turn and safely land the aircraft back in Phoenix. As reported by FOX 10 Phoenix, the airline released a statement saying, "Southwest Airlines Flight 1699 returned safely to Phoenix Sky Harbor International Airport Monday night after a reported altercation on board." The airline expressed regret for the inconvenience caused and assured efforts were underway to transport customers to their intended destination as soon as possible. Upon the flight's return, the Phoenix Police Department was contacted to handle the situation.