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| Current local time | 13:44:41 Saturday 04.07.2026 |
| Time zone | UTC - 08:00 |
| Demand calculation | 03:15:42 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 | 92% |
| Min. transfer time | 01:00h |
| Nighttime ban | no nighttime ban |
| Noise restrictions | no noise restrictions |
| Passengers | ![]() |
| Cargo | ![]() |
| 2026-06-27 06:29 UTC | Aprilia Airlines has opened a new station at Ontario. |
| 2026-06-22 19:20 UTC | Budjet has opened a new station at Ontario. |
| 2026-06-15 04:11 UTC | Monja Blanca Airlines has opened a new station at Ontario. |
| 2026-06-05 22:58 UTC | Western Express has opened a new station at Ontario. |
| 2026-06-01 22:03 UTC | Western Express has opened a new station at Ontario. |
| 2026-05-19 06:41 UTC | Sky Mule Logistics has opened a new station at Ontario. |
| 2026-05-13 23:41 UTC | Costal Airways has opened a new station at Ontario. |
| 2026-05-08 04:00 UTC | Fly Bahamas has opened a new station at Ontario. |
| 2026-05-02 18:58 UTC | Sky Mule Logistics has opened a new station at Ontario. |
| 2026-05-02 09:54 UTC | Sky Mule Logistics has opened a new station at Ontario. |
| 2026-04-30 07:11 UTC | Sky Mule Logistics has opened a new station at Ontario. |
| 2026-04-30 07:02 UTC | Aero Mule has opened a new station at Ontario. |
| 2026-04-29 15:05 UTC | AeroMule has opened a new station at Ontario. |
| 2026-04-29 12:34 UTC | AeroMule has opened a new station at Ontario. |
| 2026-04-29 07:43 UTC | AeroMule 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 | ||
|---|---|---|---|---|---|
| Aprilia Airlines | 0 Departures | ||||
|
|
Arlington Air | 14 Departures | |||
| Budjet | 7 Departures | ||||
| Canada Connect | 7 Departures | ||||
|
|
Central Express | 217 Departures | |||
| Commonwealth Airways | 0 Departures | ||||
| Florida Air System | 7 Departures | ||||
| Fly Bahamas | 7 Departures | ||||
| Fly By Airways | 161 Departures | ||||
| Fly By Airways Southern | 14 Departures | ||||
| Guo Air | 7 Departures | ||||
|
|
Hakutaka | 14 Departures | |||
| Horizon West | 41 Departures | ||||
| Las Vegas Air | 41 Departures | ||||
| Monja Blanca Airlines | 7 Departures | ||||
|
|
Nightline | 7 Departures | |||
|
|
ONE EXPRESS | 7 Departures | |||
| Paso Airways | 0 Departures | ||||
|
|
Russian Royal Cargo | 0 Departures | |||
|
|
SkyLink America | 98 Departures | |||
|
|
Southern California Airlines | 28 Departures | |||
| TransTropical Air Lines | 0 Departures | ||||
| Western Skyways | 0 Departures | ||||