JetBlue saw a 11.3 percent traffic increase in December, according to the company’s latest report.
The year-over-year increase in revenue passenger miles saw a jump from 3.41 billion in December 2014 to 3.799 billion last month.
It was accompanied by a 9.5 percent increase in available seat miles, along with a 1.4 percentage-point jump in load factor.
In 2015 overall, JetBlue’s revenue passenger miles increased by 10.3 percent, while available seat miles rose by 9.5 percent.
JetBlue is the fastest-growing airline in the Caribbean region, with new routes from Curacao to Antigua launched last year.
The carrier also launched new Mint service on several Caribbean routes in 2015.