DYA may refer to:
Daytona Beach Thruway Motorcoach stop (Amtrak code: DYA), a Daytona Beach, Florida Amtrak station Demopolis Municipal Airport (FAA location identifier: DYA), a city-owned public-use airport DYA framework, an enterprise architecture framework developed by the consulting company Sogeti Dysart Airport (IATA code: DYA), an airport near Dysart, Queensland