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| Current local time | 04:27:02 Sunday 02.11.2025 |
| Time zone | UTC - 08:00 |
| Demand calculation | 15:51:05 UTC |
| IATA code | ONT |
| ICAO code | KONT |
| IATA Area | Traffic Conference 1 |
| IATA Sub-Area | North America |
| Region | California |
| Country | USA |
| Continent | North America |
| Runway | 3,717 m |
| Airport size | Above-average sized airport |
| Slots (per 5 minutes) | 8 |
| Slot Availability | 78% |
| Min. transfer time | 01:00h |
| Nighttime ban | no nighttime ban |
| Noise restrictions | no noise restrictions |
| Passengers | ![]() |
| Cargo | ![]() |
| 2025-08-17 10:11 UTC | TURKjet Cargo has opened a new station at Ontario. |
| 2025-04-26 19:20 UTC | Easy Bee Cargo has opened a new station at Ontario. |
| 2025-03-13 20:19 UTC | JetSet have shut down their station at Ontario. |
| 2025-03-12 00:03 UTC | JetSet has opened a new station at Ontario. |
| 2025-02-21 15:42 UTC | Air Cascadia has opened a new station at Ontario. |
| 2025-01-18 21:25 UTC | Korean Pacific Airways has opened a new station at Ontario. |
| 2025-01-10 18:17 UTC | Union Airlines has opened a new station at Ontario. |
| 2024-12-23 15:25 UTC | TransCon Cargo has opened a new station at Ontario. |
| 2024-11-06 18:10 UTC | Skylion Mex has opened a new station at Ontario. |
| 2024-09-25 08:26 UTC | India Cargo has opened a new station at Ontario. |
| 2024-08-06 05:14 UTC | Federal Freight International has opened a new station at Ontario. |
| 2024-08-06 04:07 UTC | Federal Freight International has opened a new station at Ontario. |
| 2024-08-05 16:41 UTC | Federal Freight International has opened a new station at Ontario. |
| 2024-08-02 05:46 UTC | Federal Freight International has opened a new station at Ontario. |
| 2024-07-31 17:28 UTC | Federal Freight International has opened a new station at Ontario. |
There are thousands of airports and hundreds of countries in AirlineSim. Consequently, data are bound to be wrong sometimes. In case you came across any mistake - like wrong values, missing airports or naming errors - please send your findings, your sources and a detailed description of the issue to support@airlinesim.aero. Thank you very much for your support!
| Enterprise | IL | Weekly departures | Flight schedule | ||
|---|---|---|---|---|---|
| american pacific airways | 35 Departures | ||||
| BEC Commercial Aviation | 119 Departures | ||||
| BEC Express | 7 Departures | ||||
| BEC Regional | 420 Departures | ||||
|
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Easy Bee Cargo | 0 Departures | |||
|
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Genchi Genbutsu Lines | 87 Departures | |||
| Korean Pacific Airways | 7 Departures | ||||
| metroliner | 35 Departures | ||||
|
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Milwaukee and Western Airlines | 35 Departures | |||
|
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Montanair Cargo | 35 Departures | |||
|
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Montanair United | 35 Departures | |||
|
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Montanair United Connection | 49 Departures | |||
| NALways | 0 Departures | ||||
| Nebraskan Airlines | 102 Departures | ||||
| Nebraskan Airlink | 22 Departures | ||||
|
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Skylette United | 28 Departures | |||
|
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Skylion Mex | 21 Departures | |||
| TranXjet | 65 Departures | ||||
| TranXlink Express | 0 Departures | ||||
| TranXlog | 44 Departures | ||||
| TranXlogic International | 0 Departures | ||||
|
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Union Airlines | 7 Departures | |||
| US Cargo | 601 Departures | ||||
| vuelico | 14 Departures | ||||
|
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Winds United | 14 Departures | |||