Flights Santa Ana → Houston
SNA → IAH
Route overview
The flight route from Santa Ana to Houston operates with a high on-time performance rate of 91%, with an average delay of just 4.1 minutes per flight. Over the course of a year, this route sees approximately 267 flights using a mix of aircraft including Airbus A320s and various Boeing models such as the 737-800, 737-700, and 757-200, serving a destination airport that accommodates nearly 40.98 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 Santa Ana (SNA) → Houston (IAH) route is operated by United Airlines. Across 380 flights monitored in recent months, 91% arrived on time (within 15 min of schedule), with an average delay of 7 minutes. The cancellation rate is 1.05%. FlightGuard's average computed risk is 23.8/100 (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 Santa Ana the average ATFM delay is 2.0 minutes.
Heading to Houston: what to expect in this direction
Flying from Santa Ana (SNA) to Houston (IAH) heads east for about 2,163 km, a flight time of roughly 3h 7m.
Departures from Santa Ana on this leg cluster in the overnight window: about 68% of SNA-IAH flights take off then.
Air-traffic congestion: departing Santa Ana the average ATFM delay is 2.0 min (atfm); arriving into Houston it is 2.0 min (atfm).
Across 380 tracked SNA-IAH flights, 91% left on time with an average delay of 7 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 |
|---|---|---|---|
| United Airlines (UA) | 74% | 10 min | 6.9% |
Airlines operating SNA-IAH
Airports
Frequently asked questions about SNA-IAH
On the Santa Ana (SNA) -> Houston (IAH) route, on-time performance is 91% with an average delay of 7 minutes, based on 380 tracked flights.
The cancellation rate on Santa Ana-Houston is 1.05% across 380 monitored flights.
The route is operated by 1 airline: United 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.
