La Paz International Airport (Spanish: Aeropuerto Internacional de La Paz); officially Aeropuerto Internacional Manuel Márquez de León (Manuel Márquez de León International Airport) (IATA: LAP, ICAO: MMLP) is an international airport located in La Paz, Baja California Sur, Mexico, situated along the western shore of the Gulf of California. It serves as the primary air traffic gateway to the city of La Paz and is a focus city for the regional airline Calafia Airlines. The airport also accommodates military facilities for the Mexican Army and the Mexican Navy and supports various tourism, flight training, and general aviation activities.

Grupo Aeroportuario del Pacífico owns and operates the airport, and it is named in honor of Manuel Márquez de León, a Mexican politician, military leader, and intellectual originally from this state. The airport served as the headquarters and hub for Aero California from its foundation in 1960 until its bankruptcy in 2006.

The airport offers nonstop flights to many major cities in Mexico and numerous airports in Northwestern Mexico. It plays a significant role in a heavily traveled air corridor connecting the Baja California Peninsula to the mainland Mexico states of Sinaloa and Sonora. In 2022, the airport handled 1,079,600 passengers, marking the first time it reached the milestone of one million passengers in a year. Traffic increased to 1,115,800 passengers in 2023.