The observed direct connection between Chicago Rockford International Airport (RFD) and George Bush Intercontinental Airport (IAH) covers approximately 912 mi. The estimated flight time is around 2h 20m. United Airlines and UPS Airlines have been observed on this connection in the available route data.
Frequently asked questions about this route
How far is Chicago from Houston by air?
The great-circle distance between Chicago Rockford International Airport and George Bush Intercontinental Airport is approximately 912 mi.
How long is the flight from Chicago to Houston?
Based on the distance, the estimated flight time is about 2h 20m. This is an estimate, not a schedule.
Is there a direct connection from Chicago to Houston?
Yes, a direct connection between RFD and IAH has been observed in our route data.
Which airlines have been observed on this route?
In the available route data: United Airlines and UPS Airlines.
How often is there a flight from Chicago to Houston?
On average around 1 flights a day, measured over twelve months (October 2025 to September 2026) in the flight archive, with 239 observed flights. Mainly UPS Airlines, United Airlines. That is an observation, not a timetable.
What is the current time difference between Chicago and Houston?
Same local time in Chicago and Houston.
Where this data comes from
The route data comes from the flight archive (ADS-B, adsb.lol): which connections actually flew over the last twelve full months and who flew them, combined with our own airport, runway, and airline datasets. It is reference data about observed routes - not a current timetable and no claim about bookability.
The frequency and aircraft on this page come from the flight archive (ADS-B, 12 months, October 2025 to September 2026), summarized per route per month. We do not see every flight, so it is a floor, not a count.