2/ 4 reviews
FBO & ground handling
“Stopped in for fuel on a cross-country in a Robinson R66.”
Jeremiah & Julie Diedrich5★ on Google
Airports / Mississippi / OSX
Small airport · OSX
Kosciusko Attala County Airport.
Kosciusko, Mississippi · 480 ft elevation. A private-aviation gateway on the Bravo register.
4.4/5
Google rating
5 ratings
0
Operators based
480
Elevation ft
Kosciusko, MississippiELEV 480 FTSmall airport
4.4
Google rating
5
Google reviews
ratings on Google
1
FBOs on field
ramp, fuel and handling
480
Field elevation
feet above sea level
37
Nearest alternate
nm to GWO
Field standing
37 nm
To the nearest alternate
Greenwood–Leflore Airport (GWO).
Overview
Kosciusko Attala County Airport, listed as KOSX / OSX, is a general aviation field in Kosciusko, Mississippi. Field elevation is 480 feet above sea level. Free of scheduled airline operations, it serves business aviation, charter flights, and local general aviation.
While no charter operators list OSX as their home base, the field is reachable for repositioned charter aircraft from nearby bases. The closest alternate fields are Greenwood–Leflore Airport (GWO, 37 nm), Golden Triangle Regional Airport (GTR, 52 nm), and Jackson-Medgar Wiley Evers International Airport (JAN, 54 nm). The field has a single 5,009-foot paved runway, long enough for charter aircraft up to super-midsize jets.
Trip costs from OSX 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 OSX to plan your flight.
1 FBO serves KOSX. Run one? Become the preferred FBO
Ramp services
FBOs on the field
Kosciusko-Attala County Airport
Your FBO? Claim it, free- Fuel
- Unattended; self-serve fuel 24 hours via credit card
- Unicom 122.9
- Courtesy car
- Parking
- Fuel
- Phone
- Address
Directory data, unpaid. FBOs can take the Preferred slot above.
What fliers highlight.
From the stored review texts
2/ 4 reviews
Terminal & facilities
“Pilot's lounge and restroom clean and inviting.”
Jeremiah & Julie Diedrich5★ on Google
Themes counted by keyword across Google review texts for Kosciusko Attala County Airport, every quote is verbatim from a real review.
Field capability
ICAO
KOSX
IATA
OSX
FAA / Local
OSX
Elevation
480 ft
Coordinates
33.0903° N · 89.5420° 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
Small
Scheduled svc
No
Elevation vs MS fields
state range 17–610 ft
At 480 ft, OSX sits higher than 93% of the 42 Mississippi fields on the register.
Runways & aircraft access
1 runway
longest 5,009 ft
- 14/325,009 ft × 75 ftAsphaltLighted
Which aircraft can operate here
vs longest paved runway 5,009 ft
OSX's 5,009 ft paved runway typically supports charter aircraft up to super-midsize 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.
Access & alternates
Closest alternate fields by great-circle distance, every listing links to its own field brief.
- 37nmGWOGreenwood–Leflore AirportGreenwood
- 52nmGTRGolden Triangle Regional AirportColumbus/W Point/Starkville
- 54nmJANJackson-Medgar Wiley Evers International AirportJackson
- 59nmKNMMNaval Air Station Meridian / McCain FieldLauderdale
- 61nmMEIKey Field / Meridian Regional AirportMeridian
- 64nmCBMColumbus Air Force BaseColumbus
Location
Open the full mapKOSX · Kosciusko Attala County Airport · Kosciusko, MS
Flight times from here
Approximate nonstop block times from OSX on a typical midsize charter jet. Faster classes trim these; add positioning and taxi for the real schedule.
| Destination | Distance | Block time |
|---|---|---|
| Nashville (BNA) | 231 nm | 56m |
| Houston (HOU) | 359 nm | 1h 14m |
| Dallas (DAL) | 368 nm | 1h 15m |
| Austin (AUS) | 450 nm | 1h 27m |
| Chicago (ORD) | 539 nm | 1h 39m |
| Palm Beach (PBI) | 624 nm | 1h 51m |
| Miami (MIA) | 652 nm | 1h 55m |
| Washington DC (IAD) | 683 nm | 1h 59m |
Common questions
- What size private jets can use OSX?
- Kosciusko Attala County Airport's longest paved runway is 5,009 ft, which typically supports charter aircraft up to super-midsize 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 OSX?
- Kosciusko Attala County Airport has one runway; the longest measures 5,009 ft on a paved surface and is lit for night operations.
- Which FBOs are at Kosciusko Attala County Airport?
- One FBO serves OSX: Kosciusko-Attala County Airport. Phone, website, hours, unicom 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 OSX?
- The closest alternate is Greenwood–Leflore Airport (GWO), about 37 nm away, followed by Golden Triangle Regional Airport (GTR) at 52 nm. Operators often position aircraft between these fields depending on ramp space and availability.
- How long is a flight from OSX to major cities?
- Typical block times on a midsize jet: Nashville about 56m (231 nm), Houston about 1h 14m (359 nm), Dallas about 1h 15m (368 nm). Faster classes trim these times; add positioning and taxi for the real schedule.