Caucayá Airport (IATA: LQM, ICAO: SKLG) is an airport serving the river town of Puerto Leguízamo in the Putumayo Department of Colombia. Puerto Leguízamo is on the Putumayo River, locally the border with Peru.

The runway is 1.5 kilometres (0.93 mi) northeast of the town. The Puerto Leguizamo VOR-DME (Ident: PLG) is located on the field. The Leguizamo non-directional beacon (Ident: LGM is located 2.2 nautical miles (4.1 km) east of the runway.