Chanute Martin Johnson Airport (KCNU), Kansas
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Chanute Martin Johnson Airport (KCNU) is a public, non-towered field in Chanute, Kansas, serving business aviation traffic tracked under FAA TFMSC data for 2025. The airport has a single paved runway, 18/36, and fuel is available on the field including Jet A, 100LL, and A+. There is no customs facility on site; the nearest customs airport is KTUL, about 90 nautical miles away. The attendance schedule covers weekdays and Sunday afternoons, outside of which the field operates unattended.
Runways
Chanute Martin Johnson Airport has one paved runway, 18/36, 4,254 ft long and 75 ft wide, with an asphalt surface.
Runway geometry from published threshold coordinates. Not for navigation.
Source: FAA Form 5010.
Fuel and airfield services
Chanute Martin Johnson Airport has Jet A+ and 100LL available on the field. The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Chanute Martin Johnson Airport does not clear customs. The nearest port of entry is Tulsa International (KTUL), 90 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Chanute Martin Johnson Airport recorded 122 business aviation movements in 2025. Traffic peaks in December. Business aviation traffic at KCNU is concentrated toward the end of the year, with December recording the highest monthly count and June the lowest.
Business jet movements, FAA TFMSC count. Peak month December, 18 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Chanute Martin Johnson Airport averages 17.8 days above 90°F in July and 26.6 freeze days in January. July is the warmest month, with average highs of 91.6°F, and January the coldest, at 44.3°F.
Weather station is on the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Chanute Martin Johnson Airport has published operating constraints in four categories: access, runway notes, environmental and other notes.
A tree exceeding 25 feet in height is located 173 feet from the runway 18 approach end, 190 feet left of centerline.
Runway edge lights (REIL) for runway 18 and 36, PAPI for runway 18 and 36, and medium intensity runway lights (MIRL) for runway 18/36 are pilot-activated on CTAF.
The controlling obstruction exceeds a 45-degree slope. The obstruction clearance slope is 18:1 to the displaced threshold.
Birds and wildlife are present on and in the vicinity of the airport.
A courtesy car is available.
For clearance delivery, if unable to contact on the FSS frequency, contact Kansas City ARTCC.
Source: FAA Chart Supplement.
Nearby airfields
Chanute Martin Johnson Airport has five airfields within 35 NM. The closest is Allen County, 12.93 NM north.
Source: Skystar calculation from official coordinates.
Skystar at KCNU
We arrange catering, fuel and trip support here. Supplier prices reach you unchanged; our coordination fee sits on its own line.
The same order, priced two ways.
$1,200.00 catering order at KCNU.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, fixed.
It does not move with the size of the order.
At cost.
Passed on at the exact amount the processor took.
Market practice figures are industry averages, not a specific competitor.
Frequently asked questions
What runway does KCNU offer for business aviation?
Chanute Martin Johnson Airport (KCNU) has one paved runway, designated 18/36, measuring 4,254 feet long and 75 feet wide with an asphalt surface. This is the airport's only runway, so all arrivals and departures use this single strip. The runway length sets the practical limit for aircraft types that can operate at this field.
Is there a customs facility at KCNU?
KCNU does not have customs available on site. The nearest customs-equipped airport is KTUL, located approximately 90 nautical miles away. Operators requiring customs clearance near Chanute Martin Johnson Airport should plan to route through KTUL instead.
What fuel types are available at Chanute Martin Johnson Airport?
Chanute Martin Johnson Airport (KCNU) stocks 100LL and A+ avgas, and Jet A is also available on the field. This combination supports both piston and turbine business aircraft operating into KCNU. Fuel availability aligns with the field's published attendance schedule.
When is KCNU attended for services like fuel?
KCNU is attended Monday through Friday from 0700 to 1600, and on Sunday from 1200 to 1700, local time. Outside these windows the airport is unattended, since it is a non-towered field. Operators planning arrivals at Chanute Martin Johnson Airport should coordinate around this schedule for fuel or ground services.