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WN4851 Flight Status Southwest Airlines: Sacramento to Ontario (SWA4851)

Are you looking for the June 5th, 2026 WN 4851 Salt Lake City to Denver flight? Click here to go to our WN4851 Salt Lake City to Denver Flight Status page >

WN 4851 Sacramento to Ontario Flight Status

Southwest Airlines Flight WN4851 from Sacramento International Airport SMF to Ontario International Airport ONT is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on February 27th, 2026.
Check the table below for WN4851's most recent flight history:

WN 4851 Flight Status & Schedule

Date Departure Arrival Status
Feb 27 09:51 10:50
Landed
 Track >
Feb 26 09:49 10:47
Landed
 Track >
Feb 20 09:48 10:48
Landed
 Track >
Feb 16 09:52 10:59
Landed
 Track >
Feb 13 09:56 10:58
Landed
 Track >
< All SMF Departures All ONT Arrivals >

Southwest Airlines WN 4851 Sacramento to Ontario Flight Information

Southwest Airlines Flight WN4851 connects Sacramento, United States to Ontario, United States, taking off from Sacramento International Airport SMF and landing at Ontario International Airport ONT.

How long is the WN4851 flight from Sacramento to Ontario?

The average flight time from Sacramento to Ontario is 1 hour and 1 minute. The flight distance is 627 km / 390 miles and the average flight speed is 618 km/h / 384 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4851 Sacramento to Ontario?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4851 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight WN4851 arriving at?

Flight WN4851 arrives at Ontario International Airport (ONT) Terminal 4.

When was the latest WN4851 flight?

The latest flight took off on Friday, February 27th, 2026 with the flight status being Landed on 10:50.

How else can the flight WN4851 be referenced as?

This Southwest Airlines flight can also be referenced as SWA4851, WN 4851, SWA 4851.

How often is flight WN4851 delayed?

On average, 0% of all WN4851 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN4851 flight or baggage issues?

If your WN4851 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our WN4851 Flight Tracker above for more details.

WN4851 and Sacramento SMF to Ontario ONT Flights

Other flights departing from Sacramento SMF: WN1595, WN1872, WN1264, AS2610

Other flights arriving at Ontario ONT: WN4680, WN860, WN3197, WN1928

All flights connecting Sacramento SMF to Ontario ONT.

WN4851 Southwest Airlines Flight: Sacramento to Ontario Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: S4221 VO765 PC4609 MW7875 WO209 VB962 PC6355 8C4382 GA1406 F59940
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.