Dell Flight Strip
4U9 has 1 runway. The longest is 14/32 at 7,000 ft × 70 ft (asphalt).
FAA NASR data, cycle 2026-09-03
4U9 field elevation is 6,007 ft MSL. The standard traffic pattern altitude at 4U9 is 7,010 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
CTAF 122.9 MHz — 4U9 is non-towered; self-announce position and intentions on CTAF.
Check K4U9 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, 4U9 is a non-towered airport. The CTAF frequency is 122.9 MHz.
4U9 has 1 runway (14/32). The longest runway is 7,000 feet.
4U9 uses the standard traffic pattern altitude of 1,000 feet AGL — about 7,010 feet MSL at a field elevation of 6,007 feet.
4U9 (Dell Flight Strip) has a field elevation of 6,007 feet MSL.
4U9 (Dell Flight Strip) is located in Dell, MT.