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| Current local time | 22:25:47 Friday 30.01.2026 |
| Time zone | UTC - 08:00 |
| Demand calculation | 20:41:54 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) | 16 |
| Slot Availability | 97% |
| Min. transfer time | 01:00h |
| Nighttime ban | no nighttime ban |
| Noise restrictions | no noise restrictions |
| Passengers | ![]() |
| Cargo | ![]() |
| 2026-01-29 06:32 UTC | EVA Airways has opened a new station at Ontario. |
| 2026-01-24 17:56 UTC | Aer Lingus has opened a new station at Ontario. |
| 2026-01-01 00:21 UTC | DHL Air has opened a new station at Ontario. |
| 2025-12-30 22:35 UTC | Amazon Air has opened a new station at Ontario. |
| 2025-12-30 14:59 UTC | US Airways has opened a new station at Ontario. |
| 2025-12-29 22:33 UTC | Amazon Air has opened a new station at Ontario. |
| 2025-12-27 02:50 UTC | Spirit Airlines has opened a new station at Ontario. |
| 2025-12-18 05:27 UTC | Continental Airlines has opened a new station at Ontario. |
| 2025-12-17 14:39 UTC | PAN AM has opened a new station at Ontario. |
| 2025-12-16 05:31 UTC | Northwest Airlines has opened a new station at Ontario. |
| 2025-12-13 09:38 UTC | Southwest has opened a new station at Ontario. |
| 2025-12-10 08:01 UTC | Evergreen International Airlines has opened a new station at Ontario. |
| 2025-12-06 15:23 UTC | UPS Airlines has opened a new station at Ontario. |
| 2025-12-04 22:25 UTC | Air Canada has opened a new station at Ontario. |
| 2025-12-04 18:21 UTC | United Airlines 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 | ||
|---|---|---|---|---|---|
|
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Aer Lingus | 6 Departures | |||
|
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Air Canada | 0 Departures | |||
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Alaska Airlines | 28 Departures | |||
|
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Amazon Air | 0 Departures | |||
|
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Continental Airlines | 7 Departures | |||
|
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DHL Air | 2 Departures | |||
|
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EVA Airways | 0 Departures | |||
|
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Evergreen International Airlines | 7 Departures | |||
|
|
Lufthansa Cargo | 7 Departures | |||
|
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Northwest Airlines | 7 Departures | |||
|
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PAN AM | 42 Departures | |||
|
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Southwest | 343 Departures | |||
| Spirit Airlines | 7 Departures | ||||
|
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United Airlines | 0 Departures | |||
| UPS Airlines | 28 Departures | ||||
|
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US Airways | 28 Departures | |||
|
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Virgin America | 42 Departures | |||