SDY is a unique code, commonly called an IATA code, used in the aviation industry to identify airports. This code, along with many others, are defined by IATA (International Air Transport Association). A SDY flight refers to a flight to Sidney Richland Municipal Airport.
If you book a flight to Sidney, you will be flying into Richland Municipal, which is the city’s only airport. Sidney Richland Municipal (SDY) is located 2.9 km from the centre of Sidney.
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