Dimisisi Airstrip is a small rural airstrip located in Papua New Guinea, serving the isolated community of Dimisisi. It is registered under the ICAO code AYDQ and forms part of the network of bush airstrips that provide essential air access to remote communities throughout the country. Like many airstrips in Papua New Guinea, Dimisisi likely serves light aircraft operations supporting missionary work, medical evacuations, cargo delivery, and basic passenger transport. The airstrip is critical for a region where road infrastructure is limited or nonexistent. Operations at this airstrip are typical of rural PNG aviation, involving small propeller-driven aircraft operated by regional carriers or mission aviation organizations. It has no IATA code assigned, reflecting its status as a non-commercial, remote airstrip.