Blue Grass Airport is served by 6 airlines, flying from/to 9 destinationsLongest flight from Blue Grass Airport is Lexington to 🇺🇸 St Petersburg-Clearwater (PIE), which takes around 2 hours. On an airline like Allegiant Air. More info on this flight route (LEX-PIE).Shortest flight from Blue Grass Airport is Lexington to 🇺🇸 St Petersburg-Clearwater (PIE), which takes around 2 hours. On an airline like Allegiant Air. More info on this flight route (LEX-PIE).