RALEIGH (WTVD) -- Frontier Airlines is making a major expansion at RDU.
The airline will add eight more destinations this spring.
The destinations will include non-stop flights to Columbus, Jacksonville, and Tampa.
Frontier is also adding five destinations in the Northeast: Philadelphia, Boston, Hartford, Albany, and Long Island MacArthur Airport, which is east of Manhattan.
The expansion makes Frontier RDU's largest airline in terms of destinations offered.