Flights Ontario → Salt Lake City
ONT → SLC
Route overview
The flight route from Ontario to Salt Lake City operates with an impressive on-time performance rate of 90%, with an average delay of just 2.8 minutes per flight. Over the course of a year, this route sees 282 flights carried out by Airbus A319 aircraft, serving a destination airport that handles approximately 25,752,783 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) → Salt Lake City (SLC) route is operated by Delta Air Lines. Across 377 flights monitored in recent months, 89% arrived on time (within 15 min of schedule), with an average delay of 3 minutes. The cancellation rate is 1.06%. FlightGuard's average computed risk is 14.6/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Salt Lake City the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Ontario the average ATFM delay is 2.0 minutes.
Heading to Salt Lake City: what to expect in this direction
Flying from Ontario (ONT) to Salt Lake City (SLC) heads north-east for about 898 km, a flight time of roughly 1h 33m.
Departures from Ontario on this leg cluster in the morning window: about 63% of ONT-SLC flights take off then.
Air-traffic congestion: departing Ontario the average ATFM delay is 2.0 min (airspace/NAS (BTS)); arriving into Salt Lake City it is 2.0 min (atfm).
Across 377 tracked ONT-SLC flights, 89% left on time with an average delay of 3 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 |
|---|---|---|---|
| Delta Air Lines (DL) | 80% | 8 min | 1.8% |
Airlines operating ONT-SLC
Airports
Frequently asked questions about ONT-SLC
On the Ontario (ONT) -> Salt Lake City (SLC) route, on-time performance is 89% with an average delay of 3 minutes, based on 377 tracked flights.
The cancellation rate on Ontario-Salt Lake City is 1.06% across 377 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 Salt Lake City, 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.
