Chanute Martin Johnson Airport
KCNU has 1 runway. The longest is 18/36 at 4,254 ft × 75 ft (asphalt).
FAA NASR data, cycle 2026-09-03
KCNU field elevation is 1,002 ft MSL. The standard traffic pattern altitude at KCNU is 2,000 ft MSL (1,000 ft AGL). Fuel available at KCNU: 100LL, Jet A+.
FAA NASR data, cycle 2026-09-03
CTAF 122.7 MHz — KCNU is non-towered; self-announce position and intentions on CTAF.
Check KCNU against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, KCNU is a non-towered airport. The CTAF frequency is 122.7 MHz.
The ASOS frequency at KCNU (Chanute Martin Johnson Airport) is 127.075 MHz.
KCNU has 1 runway (18/36). The longest runway is 4,254 feet.
KCNU uses the standard traffic pattern altitude of 1,000 feet AGL — about 2,000 feet MSL at a field elevation of 1,002 feet.
Yes. KCNU (Chanute Martin Johnson Airport) has 100LL, Jet A+ available. Call the field for hours, self-serve availability and price.
KCNU (Chanute Martin Johnson Airport) has a field elevation of 1,002 feet MSL.
KCNU (Chanute Martin Johnson Airport) is located in Chanute, KS.