Airports / Montana / SDY
Sidney - Richland Regional Airport.
Sidney, Montana · 1,985 ft elevation. 1 charter operator based here.
4.6/5
Google rating
54 ratings
1
Operators based
1,985
Elevation ft
Google rating
Google reviews
Based operators
FBOs on field
Field elevation
Field standing
#8 / 23
Montana airports by Google rating
4.6★ across 54 Google ratings , ranked against 23 rated MT fields.
38 nm
To the nearest alternate
Williston Basin International Airport (XWA), 2 fields within 50 nm.
Overview
Sidney - Richland Regional Airport, listed as KSDY / SDY, is a mid-sized airport in Sidney, Montana. Field elevation is 1,985 feet above sea level. Scheduled carriers operate here, and the field also sees regular private and charter activity.
For charter flyers, SDY is a home base: Delaware Aviation LLC operates from the field. The closest alternate fields are Williston Basin International Airport (XWA, 38 nm), Dawson Community Airport (GDV, 42 nm), and L M Clayton Airport (OLF, 60 nm). The field has 2 runways, the longest 5,705-foot paved runway, long enough for charter aircraft up to heavy jets.
Trip costs from SDY are driven by the aircraft category flown and how far it must reposition. Browse operators flying from the area or estimate a trip cost from SDY to plan your flight.
1 FBO serves KSDY. Run one? Become the preferred FBO
Ramp services
FBOs on the field
Richland Aviation
Your FBO? Claim it, free- Phone
- Website
- Address
Directory data, unpaid. FBOs can take the Preferred slot above.
Field capability
ICAO
KSDY
IATA
SDY
FAA / Local
SDY
Elevation
1,985 ft
Coordinates
47.7051° N · 104.1944° W
Airspace
G · GolfClass G, GolfUncontrolled field, no tower. Pilots self-announce and sequence themselves on the common traffic advisory frequency.Source: FAA NASR class airspace
Size
Medium
Scheduled svc
Yes
Elevation vs MT fields
state range 1,985–6,649 ft
At 1,985 ft, SDY sits lower than 97% of the 31 Montana fields on the register.
Runways & aircraft access
2 runways
longest 5,705 ft
- 01/195,705 ft × 100 ftAsphaltLighted
- 11/294,024 ft × 100 ftAsphaltLighted
Which aircraft can operate here
vs longest paved runway 5,705 ft
SDY's 5,705 ft paved runway typically supports charter aircraft up to heavy jets.
- Turboprop3,000 ft
- Light Jet3,500 ft
- Midsize Jet4,500 ft
- Super-Midsize Jet5,000 ft
- Heavy Jet5,500 ft
- VIP Airliner6,000 ft
Class minimums are sea-level planning rules of thumb. A specific aircraft's balanced-field length varies with weight, temperature, and field elevation. Confirm performance with the operator.
Based charter operators1
Access & alternates
Closest alternate fields by great-circle distance, every listing links to its own field brief.
- 38nmXWAWilliston Basin International AirportWilliston
- 42nmGDVDawson Community AirportGlendive
- 60nmOLFL M Clayton AirportWolf Point
- 79nmDIKDickinson Theodore Roosevelt Regional AirportDickinson
- 102nmGGWGlasgow Valley County Airport Wokal FieldGlasgow
- 103nmYENEstevan AirportEstevan
Location
Open the full mapKSDY · Sidney - Richland Regional Airport · Sidney, MT
From the ramp
Google Places photography of Sidney - Richland Regional Airport, tap any frame to view full-screen, then cycle with the arrows or your keyboard.
Flight times from here
Approximate nonstop block times from SDY on a typical midsize charter jet. Faster classes trim these; add positioning and taxi for the real schedule.
| Destination | Distance | Block time |
|---|---|---|
| Jackson Hole (JAC) | 368 nm | 1h 15m |
| Denver (DEN) | 471 nm | 1h 30m |
| Vail / Eagle (EGE) | 498 nm | 1h 33m |
| Aspen (ASE) | 522 nm | 1h 37m |
| Salt Lake City (SLC) | 533 nm | 1h 38m |
| Seattle (SEA) | 732 nm | 2h 6m |
| Chicago (ORD) | 772 nm | 2h 12m |
| Las Vegas (LAS) | 851 nm | 2h 23m |
Common questions
- What size private jets can use SDY?
- Sidney - Richland Regional Airport's longest paved runway is 5,705 ft, which typically supports charter aircraft up to heavy jets. Lighter classes (turboprops, light and midsize jets) operate comfortably; confirm exact performance for a specific tail with the operator, since balanced-field length shifts with weight, temperature, and elevation.
- What is the longest runway at SDY?
- Sidney - Richland Regional Airport has 2 runways; the longest measures 5,705 ft on a paved surface and is lit for night operations.
- Are there charter operators based at SDY?
- Yes. 1 charter operator list Sidney - Richland Regional Airport as a home base, including Delaware Aviation LLC. You can also request quotes from operators that reposition aircraft into the field.
- Which FBOs are at Sidney - Richland Regional Airport?
- One FBO serves SDY: Richland Aviation. Phone, website and services for each are listed on this page. Call ahead for fuel, ramp space, and ground handling.
- What is the nearest major airport to SDY?
- The closest alternate is Williston Basin International Airport (XWA), about 38 nm away, followed by Dawson Community Airport (GDV) at 42 nm. Operators often position aircraft between these fields depending on ramp space and availability.
- How long is a flight from SDY to major cities?
- Typical block times on a midsize jet: Jackson Hole about 1h 15m (368 nm), Denver about 1h 30m (471 nm), Vail / Eagle about 1h 33m (498 nm). Faster classes trim these times; add positioning and taxi for the real schedule.