Ontario International Airport (ONT) — Live Flight Status & Airport Guide
Ontario International Airport serves Ontario, United States, under the IATA code ONT and the ICAO code KONT. The airport sits at an elevation of 944 ft (288 m) and keeps local time in the America/Los_Angeles time zone. That is worth knowing, because every time on this page is shown in the airport's local time. Check today's flights at Ontario International Airport on the arrivals and departures pages, or search directly for a flight number.
Live Air Traffic
Every tracked flight due to land at Ontario International Airport today appears on the arrivals page, with its origin, scheduled and estimated times and current status; outbound flights are on the departures page. Both update continuously in the airport's local time. If a flight you expect is missing, check the exact flight number with the airline, because codeshare flights appear under the operating carrier's number.
Basic information about airport
| Airport code: | KONT |
|---|---|
| Type: | large airport |
| Continent: | NA |
| Country code: | US |
| Country: | United States |
| City | Ontario |
| IATA: | ONT |
| Longitude: | -117.6010 |
| Latitude: | 34.0560 |
Ontario International Airport (ONT) — Live Flight Status & Airport Guide on Google Maps
Ballou 
Clear sky
Humidity: 42
Wind: 4.58 m/sec
24 C / 75.2 °F
23 C / 73.4 °F
29 C / 84.2 °F
26 C / 78.8 °F
25 C / 77 °F
Key facts about Ontario International Airport
You will find Ontario International Airport at 34.0560, -117.6010, at an elevation of 944 ft (288 m) above sea level. There are two runways on the field, and the assigned runway can make a real difference to taxi times between touchdown and gate. Local time at the airport follows America/Los_Angeles. If you are tracking a flight from another time zone, remember that the times on this page are the airport's local time, not yours.
Traffic we tracked at Ontario International Airport
Over the first 7 days of our own live tracking we logged an average of 11.9 aircraft movements per day at Ontario International Airport. The busiest window so far falls between 06:00-08:00 local time. These figures are refreshed weekly.
Destinations we tracked from Ontario International Airport (ONT)
| # | Destinations | Tracked flights | Carriers observed |
|---|---|---|---|
| 1 | Houston (IAH) | 4 | Frontier Airlines |
| 2 | Seattle (SEA) | 2 | Frontier Airlines |
| 3 | Dallas-Fort Worth (DFW) | 2 | Frontier Airlines |
| 4 | Chicago/Rockford (RFD) | 1 | ABX Air |
| 5 | Santa Barbara (SBA) | 1 | Empire Airlines |
| 6 | Memphis (MEM) | 1 | FedEx Express |
| 7 | Indianapolis (IND) | 1 | FedEx Express |
| 8 | Las Vegas (LAS) | 1 | Frontier Airlines |
| 9 | Orlando (MCO) | 1 | United Parcel Service |
| 10 | Louisville (SDF) | 1 | United Parcel Service |
| 11 | Spokane (GEG) | 1 | United Parcel Service |
Origins we tracked to Ontario International Airport (ONT)
| # | Origins | Tracked flights | Carriers observed |
|---|---|---|---|
| 1 | Las Vegas (LAS) | 2 | Frontier Airlines |
| 2 | Taipei (TPE) | 1 | China Airlines |
| 3 | Seattle (SEA) | 1 | Frontier Airlines |
| 4 | Albuquerque (ABQ) | 1 | United Parcel Service |
| 5 | Guadalajara (GDL) | 1 | Volaris |
We observed 14 different airlines on tracked ONT movements.
Facts last refreshed: 23 July 2026 · Tracking data: adsb.lol · Route data: adsbdb.com.
Getting to Ontario International Airport
The airport is roughly 4.7 km (3 mi) from the centre of Ontario, measured in a straight line. Two evergreen tips regardless of how you travel: confirm your terminal before leaving, and if you are picking someone up, track the inbound flight on this site first: you want to arrive when the aircraft actually lands, not when it was scheduled to.
Frequently asked questions about Ontario International Airport flight status
How do I check Ontario International Airport arrivals today?
Open the live arrivals page. It lists the flights due to land at Ontario International Airport (ONT) today with their scheduled and estimated arrival times and current status, updated continuously in the airport's local time.
How do I check Ontario International Airport departures today?
Today's outbound flights from Ontario International Airport are on the live departures page, each with its destination, scheduled and estimated departure time and current status. Gate and terminal details appear where the airport publishes them.
Is my flight to or from Ontario International Airport on time?
Search for your flight number on this site. The status label tells you at a glance (scheduled, en route, delayed, landed, cancelled or diverted), and the estimated times reflect the latest available data. For rebooking or gate changes, the airline remains the authoritative source.
Does Ontario International Airport have scheduled passenger flights?
Yes: Ontario International Airport is listed in the OurAirports reference data as having scheduled service. Schedules are seasonal, so the current boards and the airlines themselves are the best reflection of what flies today.
What do the codes ONT and KONT mean?
Both identify the same airport. ONT is the IATA code for Ontario International Airport, the short code on tickets and baggage tags; KONT is its ICAO code, used in flight plans and air-traffic operations.
What time zone is Ontario International Airport in?
Ontario International Airport keeps America/Los_Angeles time. All times on this page are shown in the airport's local time.