Flights Ontario → Sacramento
ONT → SMF
How long is the flight from Ontario to Sacramento?
The flight from Ontario (ONT) to Sacramento (SMF) takes about 1h 12m. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
Route overview
The flight route from Ontario to Sacramento operates with an average on-time performance of 80%, with flights typically experiencing a mean delay of 8.9 minutes. Over the course of a year, this route sees approximately 519 total flights using Boeing 737-300 aircraft, serving a destination airport that handles around 12,313,370 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) → Sacramento (SMF) route is operated by Southwest Airlines. Across 1287 flights monitored in recent months, 76% arrived on time (within 15 min of schedule), with an average delay of 10 minutes. The cancellation rate is 0.31%. FlightGuard's average computed risk is 26.4/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Sacramento the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Ontario the average ATFM delay is 5.5 minutes.
Heading to Sacramento: what to expect in this direction
Flying from Ontario (ONT) to Sacramento (SMF) heads north-west for about 627 km, a flight time of roughly 1h 12m.
Departures from Ontario on this leg cluster in the overnight window: about 42% of ONT-SMF flights take off then.
Air-traffic congestion: departing Ontario the average ATFM delay is 5.5 min (atfm); arriving into Sacramento it is 5.5 min (atfm).
Across 1,287 tracked ONT-SMF flights, 76% left on time with an average delay of 10 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 |
|---|---|---|---|
| Southwest Airlines (WN) | 75% | 5 min | 0.3% |
Airlines operating ONT-SMF
Airports
Frequently asked questions about ONT-SMF
The flight from Ontario (ONT) to Sacramento (SMF) takes about 1h 12m. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
On the Ontario (ONT) -> Sacramento (SMF) route, on-time performance is 76% with an average delay of 10 minutes, based on 1287 tracked flights.
The cancellation rate on Ontario-Sacramento is 0.31% across 1287 monitored flights.
The route is operated by 1 airline: Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Sacramento, 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.
