Ontario Intl (KONT) has 2 runways. Both are concrete and both run 150 ft wide. The longest runway is 08L/26R at 12,197 ft. The shorter runway is 08R/26L at 10,200 ft. ILS is published for 08L, 26L and 26R.
The field elevation is 944.1 ft MSL. The tower is open 24 hours. Noise abatement procedures are in effect. Full-length turbojet departures are encouraged. Nightly preferential runway usage runs from 2200 to 0700. That matters when you brief your arrival or departure plan.
Runway-specific traffic notes are published for 26R and 08R. Right traffic is used for 26R. Right traffic is used for 08R. Check the current FAA Chart Supplement before you go. Use aviationweather for live METAR/TAF and winds.
Wind & favored runway
Favored end is picked from the current METAR wind at KONT.
Pattern entry · RWY 26R
RIGHT TRAFFICAll runways
Traffic pattern
Pattern altitude is not published. Use 1,000 ft AGL for light piston aircraft unless ATC gives different instructions. The field elevation is 944.1 ft MSL. This puts a standard light-piston pattern near 1,944 ft MSL.
The airport is tower-controlled 24 hours. Expect ATC to sequence traffic in the pattern. Right traffic is published for runway 26R. Right traffic is also published for runway 08R. That is a key briefing item for this field. Noise abatement procedures are in effect. Nightly preferential runway usage applies from 2200 to 0700. Check the current FAA Chart Supplement for the latest published pattern and runway-use notes.
Every end, one page
Each runway end has its own page with wind component, traffic pattern geometry and ILS for that specific direction.