Flights Atlanta → Houston
ATL → HOU
How long is the flight from Atlanta to Houston?
The flight from Atlanta (ATL) to Houston (HOU) takes 1h 27m on average. That is the median time recorded across 1 scheduled flight on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route from Atlanta to Houston operates with a high frequency of 673 flights, featuring aircraft such as the McDonnell Douglas MD-88, Boeing 717, and Boeing 737-300. With an on-time performance rate of 79%, these flights experience an average delay of 10.1 minutes, serving a busy destination airport that accommodates over 13.9 million passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Atlanta (ATL) → Houston (HOU) route is operated by ITA Airways, Delta Air Lines, KLM Royal Dutch Airlines, Southwest Airlines. Across 1676 flights monitored in recent months, 76% arrived on time (within 15 min of schedule), with an average delay of 12 minutes. The cancellation rate is 1.31%. FlightGuard's average computed risk is 25.2/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Houston the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Atlanta the average ATFM delay is 5.5 minutes.
Heading to Houston: what to expect in this direction
Flying from Atlanta (ATL) to Houston (HOU) heads west for about 1,118 km, a flight time of roughly 1h 27m.
Departures from Atlanta on this leg cluster in the morning window: about 41% of ATL-HOU flights take off then.
Air-traffic congestion: departing Atlanta the average ATFM delay is 5.5 min (atfm); arriving into Houston it is 5.5 min (atfm).
Across 1,676 tracked ATL-HOU flights, 76% left on time with an average delay of 12 min and a 1.3% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Delta Air Lines (DL) | 85% | 1 min | 0.8% |
| KLM Royal Dutch Airlines (KL) | 82% | 19 min | 5.9% |
| Southwest Airlines (WN) | 75% | 5 min | 0.3% |
| ITA Airways (AZ) | 45% | 39 min | 0.6% |
Airlines operating ATL-HOU
Airports
Frequently asked questions about ATL-HOU
The flight from Atlanta (ATL) to Houston (HOU) takes 1h 27m on average. That is the median time recorded across 1 scheduled flight on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Atlanta (ATL) -> Houston (HOU) route, on-time performance is 76% with an average delay of 12 minutes, based on 1676 tracked flights.
The cancellation rate on Atlanta-Houston is 1.31% across 1676 monitored flights.
The route is operated by 4 airlines: ITA Airways, Delta Air Lines, KLM Royal Dutch Airlines, Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Houston, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
