Flights Salt Lake City → Ontario
SLC → ONT
How long is the flight from Salt Lake City to Ontario?
The flight from Salt Lake City (SLC) to Ontario (ONT) takes 1h 24m 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 Salt Lake City to Ontario operates with an average on-time performance of 87%, experiencing a mean delay of just 5.1 minutes per flight. Over the course of a year, this route sees approximately 282 flights using Airbus A319 aircraft, serving a destination airport that handles nearly 5.74 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 Salt Lake City (SLC) → Ontario (ONT) route is operated by Delta Air Lines. Across 734 flights monitored in recent months, 88% arrived on time (within 15 min of schedule), with an average delay of 5 minutes. The cancellation rate is 0.82%. FlightGuard's average computed risk is 18.6/100 (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 Salt Lake City the average ATFM delay is 5.5 minutes.
Heading to Ontario: what to expect in this direction
Flying from Salt Lake City (SLC) to Ontario (ONT) heads south-west for about 898 km, a flight time of roughly 1h 24m.
Departures from Salt Lake City on this leg cluster in the overnight window: about 39% of SLC-ONT flights take off then.
Air-traffic congestion: departing Salt Lake City the average ATFM delay is 5.5 min (atfm); arriving into Ontario it is 5.5 min (atfm).
Across 734 tracked SLC-ONT flights, 88% left on time with an average delay of 5 min and a 0.8% cancellation rate.
Route facts
Flights on this route
Check the risk of a specific flight.
Flexible on this trip? Compare flights
Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Delta Air Lines (DL) | 85% | 1 min | 0.8% |
Airlines operating SLC-ONT
Airports
Frequently asked questions about SLC-ONT
The flight from Salt Lake City (SLC) to Ontario (ONT) takes 1h 24m 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 Salt Lake City (SLC) -> Ontario (ONT) route, on-time performance is 88% with an average delay of 5 minutes, based on 734 tracked flights.
The cancellation rate on Salt Lake City-Ontario is 0.82% across 734 monitored flights.
The route is operated by 1 airline: Delta Air Lines.
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.
