Flights Portland → Ontario
PDX → ONT
How long is the flight from Portland to Ontario?
The flight from Portland (PDX) to Ontario (ONT) takes 2h 2m on average. That is the median time recorded across 2 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route from Portland to Ontario is served by the Canadair Regional Jet 700 and operates with a high level of punctuality, as indicated by an on-time performance rate of 86%. Over the course of the year, there have been 247 flights on this route, with an average delay time of just 1.7 minutes per flight.
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 Portland (PDX) → Ontario (ONT) route is operated by American Airlines, Alaska Airlines. Across 593 flights monitored in recent months, 87% arrived on time (within 15 min of schedule), with an average delay of 3 minutes. The cancellation rate is 2.53%. FlightGuard's average computed risk is 18.9/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Ontario the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Portland the average ATFM delay is 5.5 minutes.
Heading to Ontario: what to expect in this direction
Flying from Portland (PDX) to Ontario (ONT) heads south for about 1,351 km, a flight time of roughly 2h 2m.
Departures from Portland on this leg cluster in the overnight window: about 39% of PDX-ONT flights take off then.
Air-traffic congestion: departing Portland the average ATFM delay is 5.5 min (atfm); arriving into Ontario it is 5.5 min (atfm).
Across 593 tracked PDX-ONT flights, 87% left on time with an average delay of 3 min and a 2.5% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Alaska Airlines (AS) | 85% | -1 min | 0.5% |
| American Airlines (AA) | 79% | 6 min | 1.1% |
Airlines operating PDX-ONT
Airports
Frequently asked questions about PDX-ONT
The flight from Portland (PDX) to Ontario (ONT) takes 2h 2m on average. That is the median time recorded across 2 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Portland (PDX) -> Ontario (ONT) route, on-time performance is 87% with an average delay of 3 minutes, based on 593 tracked flights.
The cancellation rate on Portland-Ontario is 2.53% across 593 monitored flights.
The route is operated by 2 airlines: American Airlines, Alaska Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Ontario, 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.
