WN4540 Southwest Airlines - Flight Status
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Below, you can find details about Southwest Airlines flight WN4540, which currently operates between the airports of Ontario - Ontario International Airport (Airport Code ONT) and San Jose - San Jose Mineta International Airport (Airport Code SJC).
This flight data pertains specifically to the flight's details for Sunday, November 09, 2025.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN4540
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN4540
WN4540 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
WN4540 Southwest Airlines from Ontario
Scheduled
Flight Status for Sunday November 09, 2025
This flight was also scheduled for Yesterday (November 07, 2025). See it here
This flight is also scheduled for Today (November 08, 2025). See it here
Scheduled
Flight Status for Sunday November 09, 2025
Airline information
Southwest Airlines
Equipment: Boeing 737-800 (winglets) Passenger/BBJ2
Departure
Ontario (ONT)
November 09, 2025
Ontario International Airport
Scheduled Departure Time:
04:00 pm
Terminal:
4
Gate:
-
Scheduled Departure Time: 04:00 pm
Arrival
San Jose (SJC)
November 09, 2025
San Jose Mineta International Airport
Scheduled Arrival Time:
05:15 pm
Terminal:
B
Gate:
-
Scheduled Arrival Time: 05:15 pm
Disclaimer
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Additional Information
Which is the frequency of flight WN4540?
The flight WN4540 is scheduled to flight on Thursday, Friday, Saturday, Sunday on a weekly basis.
Which is the distance of flight WN4540?
The distance between the two airports is 333 miles.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight WN4540 is scheduled to flight on Thursday, Friday, Saturday, Sunday on a weekly basis.
Which is the distance of flight WN4540?
The distance between the two airports is 333 miles.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
Alternative Flights
The following airline serve the same route between Ontario and San Jose:
Southwest Airlines - Flight Number: WN3996. (On Time performance: 60 - Average Delay: 19 minutes)
Southwest Airlines - Flight Number: WN3996. (On Time performance: 60 - Average Delay: 19 minutes)
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Last Past Flights WN4540
Date
Departure
Arrival
Duration
Aircraft
Status
Friday
07 November
07 November
04:17 pm
Ontario (ONT)
Ontario (ONT)
05:31 pm
San Jose (SJC)
San Jose (SJC)
01h 14min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Thursday
06 November
06 November
04:00 pm
Ontario (ONT)
Ontario (ONT)
05:18 pm
San Jose (SJC)
San Jose (SJC)
01h 18min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
02 November
02 November
04:07 pm
Ontario (ONT)
Ontario (ONT)
05:06 pm
San Jose (SJC)
San Jose (SJC)
00h 59min
Boeing 737-800
Boeing 737-800
Landed - On-time