Ontario Municipal Airport
Daylight today(Sep 1, 2026, local time)
About 13h 14m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Ontario Municipal Airport
Ontario Municipal Airport is three miles west of Ontario, in Malheur County, Oregon. The National Plan of Integrated Airport Systems for 2011–2015 categorized it as a general aviation facility.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
Live weather
KONONOTAMs
KONOReference only — not an official briefing. Always obtain a certified briefing (e.g. 1800wxbrief.com / your AIS) before flight.
NOTAM data via the FAA NOTAM system.
Live departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Live traffic nearby
Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.
Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (1)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 15 / 33▸ displaced | 5,006 ft / 1,526 m | 100 ft | Asp | Lighted | Open |
Radio frequencies (4)
| Type | Description | Frequency |
|---|---|---|
| ASOS | ASOS | 135.275 MHz |
| CNTR | SALT LAKE CITY CNTR | 128.050 MHz |
| RDO | MC MINNVILLE RDO | 122.300 MHz |
| UNIC | CTAF/UNICOM | 122.800 MHz |
Services & operations
From the airport’s official website — details may change, so confirm with the airport. Official site
Instrument procedures & charts
Instrument approaches (2)
Takeoff & alternate minimums (2)
Showing 4 of 4 FAA procedures on this overview. Always fly the current, official chart. Full charts page.
Nearby airports
Great-circle distance and true bearing from Ontario Municipal Airport.
Frequently asked questions
What is the ICAO code for Ontario Municipal Airport?
The ICAO code for Ontario Municipal Airport is KONO, and its IATA code is ONO.
Where is Ontario Municipal Airport located?
Ontario Municipal Airport is medium airport located in Oregon, United States, at an elevation of 2,193 ft (668 m).
How many runways does Ontario Municipal Airport have?
Ontario Municipal Airport has 1 runway, the longest being 5,006 ft / 1,526 m.
What time zone is Ontario Municipal Airport in?
Ontario Municipal Airport is in the America/Boise time zone (UTC-06:00).
What is the magnetic variation at Ontario Municipal Airport?
The magnetic variation (declination) at Ontario Municipal Airport is approximately 13° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Ontario Municipal Airport?
The nearest airport to Ontario Municipal Airport is R7 Aero Airport (49ID), about 4.9 nm to the se, followed by Lemons Field and Payette Municipal Airport.
Is the information on this page suitable for flight planning?
No. Ontario Municipal Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.