La Porte Municipal Airport (KPPO) is a general aviation airport serving La Porte and northwest Indiana since 1945. Home to 75 private and corporate aircraft, it offers convenient access to Lake Michigan beaches, Notre Dame, casinos, and other regional attractions. The airport provides 24-hour self-service mogas and 100LL, as well as fuel-truck service for 100LL and Jet A. Pilots can also use a free, accessible lounge near the self-service pumps, with sofas, a shower, a restroom, a refrigerator, a microwave, and snacks. The airport asks lounge users to purchase some fuel in return.

With a focus on friendly service and community involvement, KPPO hosts events for visitors and aviation enthusiasts. Programs include a week-long aviation camp for students in grades 6–12, monthly Lunch on the Fly gatherings, and special events featuring speakers or warbirds. The airport also provides information about local attractions, flight schools, and pilot services, and connects visitors with area aviation organizations.