India, Jan. 4 -- US Transportation Secretary Sean Duffy said restrictions imposed on Caribbean airspace following a US military operation in Venezuela will expire at 12:00 am ET, allowing commercial flights to resume.

In an update posted on X late Saturday, Duffy said airlines had been informed of the change and would move quickly to adjust their schedules.

The airspace restrictions were introduced earlier in the day amid safety concerns tied to military activity in the region.

"The original restrictions around the Caribbean airspace are expiring at 12:00am ET and flights can resume," Duffy wrote. "Airlines are informed, and will update their schedules quickly. Please continue to work with your airline if your flight was affected by th...