The footage, posted online by an account called Humans of Spirit Airlines, checking her tickets as she walks through the airport oblivious to her fellow passenger’s reaction.
The footage, entitled When you have a pool party at noon and a Spirit airlines flight to catch at 4pm, has been viewed thousands of times.
The account owner wrote: “At least she’s wearing a mask.”
The US’s Federal Aviation Administration says all air passengers over the age of two have to wear a mask while in any US airport and on all flights.
The FAA rule was extended in August, and flyers who break it can be fined anywhere from $250 to $1,500.