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Map: OpenStreetMap contributors, captured 22 Oct 2026. North is up and the drawing is simplified. Each runway is labelled at its ends.
Location
Sidney, United States
ICAO code
KSDY
IATA code
SDY
Elevation
1,985 ft
Longest runway
5,705 ft (01/19)
Runways
2
Size class
Medium
Position
47.7051, -104.1944
About KSDY
Sidney - Richland Regional Airport (SDY) is a medium airport in Sidney, United States, with the ICAO code KSDY. Its two runways are 01/19 and 11/29. The longer one, 01/19, is 5,705 ft. All of them have hard surfaces. The OpenStreetMap layout shows 47 taxiway segments, 1 aprons and 1 terminal outlines. In the route snapshot of 14 Oct 2026, Cape Air has 6 routes through KSDY. Its only linked airport in the snapshot is Billings (BIL).
Runways
Runways, longest first
Runway
Length
Width
Surface
Lights
01 / 19
5,705 ft
100 ft
Hard
Lit
11 / 29
4,024 ft
100 ft
Hard
Lit
Runway idents and sizes from OurAirports. The runway headings in the source do not always match the idents, so only the idents are shown.
Scheduled routes
Published route data from the snapshot of 14 Oct 2026. These are standing schedules, not live flights, and they can be out of date. Counts are routes in that snapshot.
Sources: airport and runway data from OurAirports (public domain). Map data from OpenStreetMap contributors (ODbL). Routes from Virtual Radar Server standing data (CC0), snapshot of 14 Oct 2026.