Flights Ontario → Phoenix
ONT → PHX
Route overview
The flight route from Ontario to Phoenix operates with an average on-time performance rate of 85%, with flights typically experiencing a mean delay of just 8 minutes. Over the course of a year, this route sees 781 total flights using Airbus A320 and A319 aircraft, serving a highly trafficked destination airport that accommodates approximately 44,397,854 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 Ontario (ONT) → Phoenix (PHX) route is operated by American Airlines, Southwest Airlines. Across 1035 flights monitored in recent months, 85% arrived on time (within 15 min of schedule), with an average delay of 9 minutes. The cancellation rate is 0.29%. FlightGuard's average computed risk is 19.4/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Phoenix the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Ontario the average ATFM delay is 2.0 minutes.
Heading to Phoenix: what to expect in this direction
Flying from Ontario (ONT) to Phoenix (PHX) heads east for about 522 km, a flight time of roughly 1h 4m.
Departures from Ontario on this leg cluster in the overnight window: about 47% of ONT-PHX flights take off then.
Air-traffic congestion: departing Ontario the average ATFM delay is 2.0 min (airspace/NAS (BTS)); arriving into Phoenix it is 2.0 min (atfm).
Across 1,035 tracked ONT-PHX flights, 85% left on time with an average delay of 9 min and a 0.3% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| American Airlines (AA) | 74% | 16 min | 3.0% |
| Southwest Airlines (WN) | 73% | 6 min | 3.1% |
Airlines operating ONT-PHX
Airports
Frequently asked questions about ONT-PHX
On the Ontario (ONT) -> Phoenix (PHX) route, on-time performance is 85% with an average delay of 9 minutes, based on 1035 tracked flights.
The cancellation rate on Ontario-Phoenix is 0.29% across 1035 monitored flights.
The route is operated by 2 airlines: American Airlines, Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Phoenix, 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.
