AtlantaHoustonFlight TimeATL–IAH
Atlanta (Hartsfield-Jackson Atlanta International Airport) to Houston (George Bush Intercontinental Airport).
The flight from Atlanta (ATL) to Houston (IAH) takes 1h 46m on average, covering about 837 miles. Across 3 flights we tracked, the fastest was 1h 40m and the slowest 1h 50m, with United Airlines flying it most often.
Plan this routeAt a glance
| Avg flight time | Distance | Fastest tracked | Airlines |
|---|---|---|---|
| 1h 46m | 837 mi | 1h 40m | 2 |
Airlines on this route
Captured airlines for ATL to IAH
Our current provider sample includes 14-15/day from ATL to IAH across 5 captured airlines. Captured departure terminal data is available for S, N.
- First departure
- 06:03
- Last departure
- 22:44
- Cadence
- ~every 30 min
- Captured departures/day
- 29
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Delta Air Lines | 7-8/day | Airbus A320 family, Boeing 737 · Terminal S · Seat map | 07:30 |
Aircraft we tracked
Methodology: figures are aggregated from 3 real flights on this route tracked between 2026-06-06 and 2026-06-14, sourced from live flight data. Updated daily as new flights are observed.
Route FAQ
How long is the flight from ATL to IAH?
The ATL to IAH flight takes 1h 46m on average based on 3 tracked flights.
How far is ATL from IAH?
ATL to IAH is about 837 miles by air.
Which airlines fly from ATL to IAH?
United Airlines, Delta Air Lines fly the ATL to IAH route in our tracked route data.
What aircraft fly from ATL to IAH?
Aircraft observed on ATL to IAH include Airbus A319, Airbus A321.