Flights Denver → Houston
DEN → HOU
Route overview
The flight route from Denver to Houston operates with a Boeing 737-300 aircraft and has an on-time performance rate of 71%, with an average delay of 15.8 minutes per flight. Over the past year, there have been 557 flights on this route, connecting passengers from Denver International Airport, which opened in 1989, to Houston's busy airport that serves 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 Denver (DEN) → Houston (HOU) route is operated by Southwest Airlines. Across 789 flights monitored in recent months, 69% arrived on time (within 15 min of schedule), with an average delay of 17 minutes. The cancellation rate is 1.14%. FlightGuard's average computed risk is 25.9/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Houston the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Denver the average ATFM delay is 2.0 minutes.
Heading to Houston: what to expect in this direction
Flying from Denver (DEN) to Houston (HOU) heads south-east for about 1,422 km, a flight time of roughly 2h 12m.
Departures from Denver on this leg cluster in the overnight window: about 44% of DEN-HOU flights take off then.
Air-traffic congestion: departing Denver the average ATFM delay is 2.0 min (atfm); arriving into Houston it is 2.0 min (atfm).
Across 789 tracked DEN-HOU flights, 69% left on time with an average delay of 17 min and a 1.1% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Southwest Airlines (WN) | 73% | 6 min | 3.1% |
Airlines operating DEN-HOU
Frequently asked questions about DEN-HOU
On the Denver (DEN) -> Houston (HOU) route, on-time performance is 69% with an average delay of 17 minutes, based on 789 tracked flights.
The cancellation rate on Denver-Houston is 1.14% across 789 monitored flights.
The route is operated by 1 airline: 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.
