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| Current local time | 08:14:04 Sunday 10.05.2026 |
| 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 | ![]() |
| 2026-05-08 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. |
| 2026-04-28 13:47 UTC | AeroMule has opened a new station at Ontario. |
| 2026-04-22 19:04 UTC | Falcon Express, based at Ontario, has ceased operations. All shares have been returned or liquidated. |
| 2026-04-19 13:05 UTC | Falcon Express has opened a new station at San Diego. |
| 2026-04-19 12:51 UTC | Falcon Express has opened a new station at Dallas. |
| 2026-04-19 12:43 UTC | Falcon Express has opened a new station at Portland, OR, US. |
| 2026-04-16 17:23 UTC | Falcon Express has opened a new station at Denver. |
| 2026-04-16 17:21 UTC | Falcon Express has opened a new station at Seattle/Tacoma. |
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 | ||
|---|---|---|---|---|---|
| Air Cargo International | 0 Departures | ||||
|
|
Arlington Air | 14 Departures | |||
|
|
Bizlinc | 56 Departures | |||
| Canada Connect | 7 Departures | ||||
|
|
Central Express | 211 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 | 0 Departures | ||||
|
|
Hakutaka | 14 Departures | |||
| Horizon West | 21 Departures | ||||
| Las Vegas Air | 7 Departures | ||||
|
|
Nightline | 7 Departures | |||
|
|
ONE EXPRESS | 14 Departures | |||
| Paso Airways | 0 Departures | ||||
|
|
Russian Royal Cargo | 0 Departures | |||
|
|
SkyLink America | 84 Departures | |||
|
|
Southern California Airlines | 14 Departures | |||
| TransTropical Air Lines | 0 Departures | ||||
|
|
Travel Air Cargo | 0 Departures | |||
|
|
Viva America | 7 Departures | |||
| Western Skyways | 0 Departures | ||||