- Waukesha, WI(UES)-Waukesha County
- Milwaukee, WI(MKE)-General Mitchell International
- Milwaukee, WI (MWC)-Timmerman Airport
- Madison, WI(MSN)-Dane County Regional- Truax Field
- Sheboygan, WI(SBM)-Sheboygan County
- Racine, WI(RAC)-John H. Batten
- Waukegan, IL(UGN)-Waukegan Regional Airport
- Watertown, WI(RYV)-Watertown Municipal
- Lake Geneva, WI(C02)-Grand Geneva Resort
- West Bend, WI(ETB)-West Bend Municipal
- Oshkosh, WI(OSH)-Wittman Regional
- Fond du Lac, WI(FLD)-Find du Lac County Airport
- Juneau, WI(UNU)-Dodge County
- Janesville, WI(JVL)-Rock County