The mask mandate was slated to expire on March 18.
The reports come as many states roll back COVID-19 restrictions and mask mandates as case rates and hospitalizations plummet.
Last month, a union representing thousands of flight attendants said they expected the TSA to extend the mask mandate. Their statement noted that masks would help protect children younger than five — who currently are not eligible for vaccination — and immunocompromised flight attendants.
President Joe Biden imposed the federal mask mandate on airplanes upon taking office in 2021. Since then, the TSA has reported a disturbing spike in unruly passenger incidents, many of them linked to travelers' refusal to wear masks.
This story is breaking and will be updated.