Cheap airfare: What does it cost to fly out of local airports?

Airport Average Fare 2017, 2nd Quarter Average Fare 2016, 2nd Quarter Average Fare 2015, 2nd QuarterAverage Fare 2014, 2nd Quarter
Dayton International Airport $400.63 $420 $445.40 $425.16
Cincinnati/Northern Kentucky International Airport$341.88 $385.00 $449.44 $538.66
Columbus International Airport $369.14 $373.60 $421.43 $429.56
Louisville International-Standiford Field$432.63 $447.49 $454.37 $438.27
Indianapolis International$353.86 $357.35 $398.57 $428.94
Source: Department of Transportation