SDY — Sidney - Richland Regional Airport
- IATA code
- SDY
- ICAO code
- KSDY
- Size
- medium
- OurAirports class
- Passengers
- 13,821
- Aug 2025 – Jul 2026
- Nonstop routes
- 1
- With open traffic data
- Time zone
- UTC−7 / UTC−6
- America/Denver
- Elevation
- 605 m
- 1,985 ft
- Runways
- 2
- Longest 1,739 m
Local time now: —
More codes: airport codes starting with S
About SDY
Sidney - Richland Regional Airport is a medium-sized airport serving Sidney, United States. 13,821 passengers used it in Aug 2025 – Jul 2026. Open traffic data shows 1 nonstop route from SDY.
US BTS T-100. Sources
Busiest nonstop routes from SDY
| Route | Distance | Passengers / year |
|---|---|---|
| SDY → BIL | 393 km | 13,821 |
Passengers on the route, both directions, over the period of each source: US DOT / BTS T-100 (Aug 2025 – Jul 2026) for routes touching the US, Eurostat (2024) for routes reported by European airports. Routes outside these are not counted.
Airlines at SDY
- 9K Hyannis Air Service, Inc. dba Cape Air · 3,362 flights
Departures and arrivals on scheduled passenger flights, Aug 2025 – Jul 2026. U.S. DOT, Bureau of Transportation Statistics, T-100 Segment. Sources
Airports within 150 km
| Code | Airport | Distance |
|---|---|---|
| XWA | Williston Basin International Airport | 70 km |
| GDV | Dawson Community Airport | 78 km |
| OLF | L M Clayton Airport | 112 km |
| DIK | Dickinson Theodore Roosevelt Regional Airport | 146 km |
Distance from SDY to the major hubs
Runways
| Runway | Length | Width | Surface |
|---|---|---|---|
| 01/19 | 1,739 m | 30 m | Asphalt |
| 11/29 | 1,227 m | 30 m | Asphalt |
OurAirports (public domain). Sources
Location
Sidney, Montana, United States · 47.7051, -104.1944
Questions
For travel agents: have an Amadeus booking? Read it in plain English with the free PNR converter.