Frontier adding flights to two new cities starting in April

MILWAUKEE (CBS 58) -- Frontier Airlines announced it's adding two new cities to its service out of General Mitchell Airport in Milwaukee. 

Beginning in April, you'll be able to catch a flight to Austin, Texas and Raleigh-Durham, North Carolina. 

Introductory fares will start at $39. 

Frontier says the new flights are part of an aggressive strategy to expand service nationwide over the next five years.