How far is Chicago, IL, from Houston, TX?
The distance between Houston (Houston George Bush Intercontinental Airport) and Chicago (Chicago O'Hare International Airport) is 925 miles / 1489 kilometers / 804 nautical miles.
The driving distance from Houston (IAH) to Chicago (ORD) is 1063 miles / 1710 kilometers, and travel time by car is about 19 hours 42 minutes.
Houston George Bush Intercontinental Airport – Chicago O'Hare International Airport
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Distance from Houston to Chicago
There are several ways to calculate the distance from Houston to Chicago. Here are two standard methods:
Vincenty's formula (applied above)- 925.103 miles
- 1488.809 kilometers
- 803.892 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 926.249 miles
- 1490.654 kilometers
- 804.889 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from Houston to Chicago?
The estimated flight time from Houston George Bush Intercontinental Airport to Chicago O'Hare International Airport is 2 hours and 15 minutes.
What is the time difference between Houston and Chicago?
Flight carbon footprint between Houston George Bush Intercontinental Airport (IAH) and Chicago O'Hare International Airport (ORD)
On average, flying from Houston to Chicago generates about 145 kg of CO2 per passenger, and 145 kilograms equals 321 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Houston to Chicago
See the map of the shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Chicago O'Hare International Airport (ORD).
Airport information
| Origin | Houston George Bush Intercontinental Airport |
|---|---|
| City: | Houston, TX |
| Country: | United States  |
| IATA Code: | IAH |
| ICAO Code: | KIAH |
| Coordinates: | 29°59′3″N, 95°20′29″W |
| Destination | Chicago O'Hare International Airport |
|---|---|
| City: | Chicago, IL |
| Country: | United States |
| IATA Code: | ORD |
| ICAO Code: | KORD |
| Coordinates: | 41°58′42″N, 87°54′17″W |
Airlines flying from Houston (IAH) to Chicago (ORD)
| American Airlines |
| Spirit Airlines |
| United Airlines |