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Airport Comparison
| GRK | ORD | |
|---|---|---|
| Airport Name | Robert Gray Army Air Field | Chicago O'Hare International Airport |
| IATA Code | GRK | ORD |
| ICAO Code | KGRK | KORD |
| City | Fort Cavazos (Killeen) | Chicago |
| Country | United States | United States |
| Timezone | America/Chicago | America/Chicago |
| Elevation | 1,015 ft | 680 ft |
| Coordinates | 31.100000, -97.800000 | 41.980000, -87.910000 |
Fort Cavazos (Killeen) (GRK) to Chicago (ORD) Flight Distance
The flight distance from Robert Gray Army Air Field (GRK) in Fort Cavazos (Killeen), United States to Chicago O'Hare International Airport (ORD) in Chicago, United States is 1,496 kilometers (929 miles / 808 nautical miles). The estimated flight time for this route is approximately 3h, flying north northeast at a heading of 33°.
This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.
This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation.
Time zone information: When it's 23:10 in Fort Cavazos (Killeen), it's 23:10 in Chicago.
The return flight from Chicago (ORD) to Fort Cavazos (Killeen) (GRK) follows a heading of 219° (southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.
For more information about these airports, visit the Robert Gray Army Air Field (GRK) and Chicago O'Hare International Airport (ORD) detail pages, or use our flight duration calculator to compare other routes.
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