Airport Comparison
| ONT | ORD | |
|---|---|---|
| Airport Name | Ontario International Airport | Chicago O'Hare International Airport |
| IATA Code | ONT | ORD |
| ICAO Code | KONT | KORD |
| City | Ontario | Chicago |
| Country | United States | United States |
| Timezone | America/Los_Angeles | America/Chicago |
| Elevation | 944 ft | 680 ft |
| Coordinates | 34.060000, -117.600000 | 41.980000, -87.910000 |
Ontario (ONT) to Chicago (ORD) Flight Distance
The flight distance from Ontario International Airport (ONT) in Ontario, United States to Chicago O'Hare International Airport (ORD) in Chicago, United States is 2,730 kilometers (1,696 miles / 1,474 nautical miles). The estimated flight time for this route is approximately 4h, flying east northeast at a heading of 62°.
This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.
This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 2-hour time difference between the two cities.
Time zone information: When it's 02:02 in Ontario, it's 04:02 in Chicago.
The return flight from Chicago (ORD) to Ontario (ONT) follows a heading of 261° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.
For more information about these airports, visit the Ontario International Airport (ONT) and Chicago O'Hare International Airport (ORD) detail pages, or use our flight duration calculator to compare other routes.