Roundup Airport (RPX) | Private Jet Hub Near Roundup

Current Conditions at KRPX

Roundup Airport, Roundup, MT

Airport Overview

The Roundup, MT region is served by Roundup Airport (KRPX), a public-use airport at 3,500 feet elevation. The field maintains 2 runway(s), with the longest measuring 5,098 feet on N/A surface. Operators and private travelers use Roundup Airport for its direct ramp access and minimal ground delays. For official FAA airport data, visit the FAA Airport Data portal or AirNav KRPX.

Private Aviation Briefing

KRPX is the identifier for Roundup Airport, serving Roundup at 3,500 ft MSL elevation. Operators, passengers, and dispatchers should note the following details for flight planning and charter operations.

U.S. General Aviation Context

Roundup Airport is part of the U.S. National Airspace System, regulated by the FAA. As a MT facility, the airport contributes to the regional transportation network connecting Roundup to the broader aviation system. FAA Part 135 charter operators serve this airport, and The Jet Finder can source aircraft positioned near KRPX for on-demand charter.

Runway Capability

5098 feet of runway at Roundup Airport supports light jets through most super-midsize jets. Aircraft like the Phenom 300, Citation XLS, Challenger 350, and Gulfstream G280 operate comfortably from KRPX. Heavy jets (Gulfstream G550/G650, Global Express) require performance calculations accounting for temperature, weight, and field elevation before committing to this runway length.

Charter Considerations

Charter availability from Roundup Airport depends on aircraft positioning. Airports with higher business aviation traffic generally have more aircraft based locally, reducing repositioning costs. The Jet Finder sources aircraft from the nearest available operators, comparing positioning fees, hourly rates, and aircraft quality to find the best option for your specific mission from KRPX.

What to Know Before You Fly

Pets fly in-cabin on private charter from Roundup Airport. No cargo hold, no carrier requirements, no breed restrictions. Dogs, cats, and other animals sit with you in the cabin. Inform The Jet Finder of pet travel when booking so we can confirm the operator's pet policy and cabin configuration for your flight from KRPX.

Safety & Planning

Aircraft operating from Roundup Airport file IFR flight plans regardless of weather. Instrument flight rules provide ATC separation, radar monitoring, and structured routing. Even in clear weather, IFR operations from KRPX provide an additional layer of safety. Charter operators flying under Part 135 are required to operate under IFR for most passenger flights.

Airport Selection Strategy

For travelers based near Roundup, Roundup Airport may not be the only private aviation option. Comparing nearby airports on runway length, FBO services, fuel pricing, and drive time from your origin can reveal better options. The Jet Finder evaluates all airports within a reasonable radius of your departure point to find the best combination of cost and convenience.

Seasonal Factors

Winter operations at Roundup Airport may involve de-icing procedures that add 15 to 30 minutes to departure times. De-icing fluid costs $500 to $3,000 depending on aircraft size and icing conditions. These costs pass through to the charter client. Morning departures during winter often avoid the worst icing conditions at KRPX.

Location & Address

Positioned at 46.4751° N, -108.5415° W in MT, Roundup Airport serves the broader Roundup region. Compared to routing through a large hub, KRPX cuts total door-to-door travel time to Roundup significantly. Ground options include car service and rideshare.

Runways & Facilities

With 5,098 feet of runway, Roundup Airport supports all light jets and most midsize jets (Citation XLS, Learjet 45/60, Hawker 800). Super-midsize jets may operate under favorable weight and weather conditions. Heavy jets typically require longer fields.

FBOs & Ground Services

FBO services at KRPX cover the standard general aviation needs: fuel, parking, and ground handling. Service levels vary by facility size and staffing. Pilots and passengers should coordinate arrival requirements in advance, particularly for after-hours operations at Roundup Airport.

Charter a Jet from Roundup Airport

Charter operations from Roundup Airport (KRPX) connect Roundup to destinations across the country. The Jet Finder sources aircraft from a nationwide network of FAA Part 135 operators, matching runway capabilities at KRPX with the right aircraft for your route.

Fly Private from KRPX

The Jet Finder coordinates charter flights from Roundup Airport. Tell us your destination, dates, and passenger count. We source aircraft from FAA Part 135 operators matched to KRPX's runway and facilities.

Airport Specifications

Airport Identity
Airport Name	Roundup Airport
ICAO Code	KRPX
IATA Code	RPX
FAA Identifier	RPX
Address	Roundup, MT
Elevation	3,500 ft MSL
Coordinates	46.4751° N, 108.5415° W
FAA Data	AirNav RPX

Operations & Facilities
Runways	07/25: 5,098 ft (ASP) 16/34: 2,460 ft (GRS)
FBOs	Airport Services
Customs	Not available
Fuel	Contact airport for availability
Hours	Contact airport for hours
Approaches	Contact airport for approach information
Tower / Freq	See Airport/Facility Directory

Regional Aviation Context

Montana's vast distances and sparse population make aviation practical transportation, not a luxury. Mountain flying conditions, high-density altitude, and unpredictable weather are standard.

Operational Considerations

At 3,500 feet MSL, Roundup Airport operates at moderate elevation. Standard-day density altitude matches field elevation, but summer temperatures can push it above 5,300 feet. The 5,098-foot runway delivers approximately 4,563 feet of sea-level equivalent performance after altitude correction. Pilots transitioning from sea-level airports should plan for longer ground rolls and reduced initial climb performance at Roundup Airport.

Four distinct seasons define operations at Roundup Airport. Winter brings icing potential, snow-covered surfaces, and reduced daylight hours. De-icing capability is valuable from November through March. Spring and fall transitions produce the most variable weather — warm fronts, cold fronts, and rapid ceiling changes. Summer typically delivers the best VFR conditions but introduces convective risk during afternoon heating. Preflight weather assessment should include both surface observations and area forecasts at this latitude.

Two runways at Roundup Airport provide crosswind flexibility. When the primary runway's crosswind component exceeds aircraft limitations, the secondary runway typically offers a more favorable alignment. Runway selection should account for wind, obstacle clearance, and any published procedures.

Nearby Airports

Airports within 150 nautical miles of Roundup Airport. Useful for alternate planning, repositioning, or comparing FBO options.

N Bar Ranch Airport

19MT · 27 NM from KRPX

Billings Logan International Airport

KBIL · 40 NM from KRPX

Laurel Municipal Airport

K6S8 · 47 NM from KRPX

Lewistown Municipal Airport

KLWT · 51 NM from KRPX

Frequently Asked Questions

Roundup Airport is designated KRPX in the FAA system. Pilots and dispatchers use this code for flight planning, weather briefings, and NOTAMs associated with the airport.

You will find Roundup Airport near Roundup, MT. The geographic position is 46.4751° N, 108.5415° W, at an elevation of 3,500 feet MSL.

Roundup Airport operates 2 runway(s). 07/25 is the longest at 5,098 feet on ASP. Aircraft performance planning should account for field elevation of 3,500 feet.

Yes, Roundup Airport accepts private aviation traffic. With 5,098 feet of available runway, light jets and many midsize jets can operate here under standard conditions. Consult aircraft performance charts for heavier categories.

Ground services at KRPX are provided by the on-field operator. Available services may include aircraft parking, tiedowns, fuel, and basic passenger amenities. Confirm availability before arrival.

Roundup Airport has a field elevation of 3,500 feet above mean sea level. This affects aircraft performance calculations, particularly during hot weather when density altitude increases.

For approach data at Roundup Airport, reference the AirNav entry for KRPX or the FAA's digital Terminal Procedures. Approach type and minimums vary by facility.

Charter a private flight from Roundup Airport through The Jet Finder. We have access to over 15,000 aircraft and can match the right one to KRPX's 5,098-foot runway. No middleman. Direct operator connection.

General aviation aircraft including piston singles, turboprops, and light jets routinely use Roundup Airport. The 5,098-foot runway is the determining factor for larger categories. Consult aircraft performance data for specifics.

Tower status at KRPX: check the current A/FD entry. If non-towered, Roundup Airport uses CTAF for traffic coordination. Pilots should announce intentions on the appropriate frequency.

For fuel at KRPX, contact the on-field FBO or check airnav.com/airport/KRPX. Jet-A and 100LL availability depends on the facility. Self-serve and full-serve options may vary.

International flight planning from KRPX requires CBP coordination. Roundup Airport may or may not have on-field customs services. The Jet Finder can identify the nearest CBP-equipped airport and handle logistics.

Current conditions at KRPX: check METAR/TAF on aviationweather.gov or your EFB. Roundup Airport is subject to MT's regional weather, which may include convective activity, low ceilings, or seasonal wind patterns.

The distance from Roundup Airport (KRPX) to downtown Roundup varies by route. Most general aviation airports are located within a short drive of their associated city. Contact The Jet Finder for ground transportation coordination.

Roundup Airport offers aircraft parking for visiting and based aircraft. Tiedown and hangar rates at KRPX should be confirmed directly with the airport. Overnight parking may require advance arrangement.

The Jet Finder provides personalized charter quotes from Roundup Airport. Submit your trip details at thejetfinder.com/contact.html — departure date, destination, party size. No obligation. We match KRPX's runway to the right aircraft.

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Roundup Airport (KRPX)