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| Current local time | 13:54:52 Sunday 17.05.2026 |
| Time zone | UTC - 08:00 |
| Demand calculation | 07:09:16 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 | 98% |
| Min. transfer time | 01:00h |
| Nighttime ban | no nighttime ban |
| Noise restrictions | no noise restrictions |
| Passengers | ![]() |
| Cargo | ![]() |
| 2026-05-17 04:44 UTC | Time travel has opened a new station at Ontario. |
| 2026-05-11 21:18 UTC | Munchen Fracht has opened a new station at Ontario. |
| 2026-05-09 14:17 UTC | Northstar Line has opened a new station at Ontario. |
| 2026-05-08 23:33 UTC | Texas Coastal Airways has opened a new station at Ontario. |
| 2026-05-07 09:22 UTC | Omni Cargo has opened a new station at Ontario. |
| 2026-05-07 00:48 UTC | Liberty Airlines has opened a new station at Ontario. |
| 2026-05-06 22:47 UTC | Ventura Airways has opened a new station at Ontario. |
| 2026-05-04 01:34 UTC | Sasquatch Air has opened a new station at Ontario. |
| 2026-05-03 12:11 UTC | Hawaiian eXpress has opened a new station at Ontario. |
| 2026-05-02 01:32 UTC | Jet9 has opened a new station at Ontario. |
| 2026-05-01 19:42 UTC | Cargo Wings has opened a new station at Ontario. |
| 2026-04-29 17:14 UTC | FLYWAYS has opened a new station at Ontario. |
| 2026-04-27 09:08 UTC | Labrador Regional has opened a new station at Ontario. |
| 2026-04-24 21:55 UTC | Bymon Air has opened a new station at Ontario. |
| 2026-04-23 08:32 UTC | CU Airways 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 | ||
|---|---|---|---|---|---|
| Bury Wings | 7 Departures | ||||
| Bymon Air | 7 Departures | ||||
| California Pacific Airways | 43 Departures | ||||
| Cargo Wings | 28 Departures | ||||
| CU Airways | 35 Departures | ||||
| FLYWAYS | 14 Departures | ||||
|
|
Guo Air | 84 Departures | |||
| Hawaiian eXpress | 15 Departures | ||||
|
|
Jet9 | 35 Departures | |||
| Labrador Regional | 7 Departures | ||||
| Liberty Airlines | 7 Departures | ||||
| Northstar Line | 0 Departures | ||||
| NORWIN | 13 Departures | ||||
|
|
Rainier Air | 7 Departures | |||
| Sasquatch Air | 14 Departures | ||||
| Southern Transport Organization | 6 Departures | ||||
| Texas Coastal Airways | 7 Departures | ||||
| THOTO International | 21 Departures | ||||
|
|
Time travel | 14 Departures | |||