The exact cause of lichen planus is unknown. It may be related to an allergic or immune reaction. Risks for the condition include: Exposure to medicines, dyes, and other chemicals (including gold, antibiotics, arsenic, iodides, chloroquine, quinacrine, quinide, phenothiazines, and diuretics)
Closest Airport to Killeen, TX. The closest airport is Robert Gray Army Air Field Airport (GRK). Distance from Robert Gray Army Air Field Airport to Killeen is 11,1 kilometers (6,9 miles).
Major airports near Richland Hills, Texas: 1  The nearest major airport is Dallas/Fort Worth International Airport (DFW / KDFW). This airport has international and domestic flights from Dallas, Texas and is 17 miles from the center of Richland Hills, TX. Another major airport is Dallas Love Field (DAL / KDAL), which has domestic flights from Dallas, Texas and is 27 miles from Richland Hills, TX. Search for direct flights from your hometown and find hotels near Richland Hills, TX, or scroll down for more international airports or domestic airports.