Frontier Airlines is a domestic low cost airline that was founded in 1994 in the United States (Colorado).
Frontier Airlines fleet consists of 87 aircraft with 6 Airbus A319, 21 Airbus A320, 39 Airbus A320neo, and 12 Airbus A321.
Codeshare airlines for Adria Airways are: Volaris
Frontier Airlines serves 5 countries around the world on routes with flights to the United States.