WN4020 Southwest Airlines - Flight Status
Below, you can find details about Southwest Airlines flight WN4020, which currently operates between the airports of Oakland - San Francisco Bay Oakland International Airport (Airport Code OAK) and San Diego - San Diego International Airport (Airport Code SAN).
This flight data pertains specifically to the flight's details for Monday, October 13, 2025.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN4020
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN4020
WN4020 On Time performance:
67
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays Flight Status
WN4020 Southwest Airlines to San Diego
Landed - Delayed
Delay: 43 minutes
Flight Status for Monday October 13, 2025
Landed - Delayed
Delay: 43 minutes
Flight Status for Monday October 13, 2025
Departure
Oakland (OAK)
October 13, 2025
San Francisco Bay Oakland International Airport
Departed at:
01:02 pm
Terminal:
2
Gate:
27
Scheduled Departure Time: 12:20 pm
Arrival
San Diego (SAN)
October 13, 2025
San Diego International Airport
Arrived at:
02:33 pm
Terminal:
1
Gate:
110
Scheduled Arrival Time: 01:50 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.oakland-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.
Additional Information
Which is the frequency of flight WN4020?
The flight WN4020 is scheduled to flight on Monday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight WN4020?
The distance between the two airports is 446 miles.
Which is the flight time of flight WN4020?
The scheduled flight time gate to gate is: 01:30 hours.
The real flight time gate to gate on average is: 01:41 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
The flight WN4020 is scheduled to flight on Monday, Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight WN4020?
The distance between the two airports is 446 miles.
Which is the flight time of flight WN4020?
The scheduled flight time gate to gate is: 01:30 hours.
The real flight time gate to gate on average is: 01:41 hours.
Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.
Alternative Flights
The following airlines serves the same route between Oakland and San Diego:
FedEx
- Flight Number: FX1889. (On Time performance: 95 - Average Delay: 3 minutes)
Southwest Airlines
- Flight Number: WN1110. (On Time performance: 56 - Average Delay: 17 minutes)
- Flight Number: WN1445. (On Time performance: 43 - Average Delay: 36 minutes)
- Flight Number: WN1786. (On Time performance: 93 - Average Delay: 6 minutes)
- Flight Number: WN1981. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN2044. (On Time performance: 50 - Average Delay: 16 minutes)
- Flight Number: WN239. (On Time performance: 67 - Average Delay: 17 minutes)
- Flight Number: WN2548. (On Time performance: 94 - Average Delay: 6 minutes)
- Flight Number: WN2558. (On Time performance: 38 - Average Delay: 27 minutes)
- Flight Number: WN2645. (On Time performance: 55 - Average Delay: 29 minutes)
- Flight Number: WN2719. (On Time performance: 33 - Average Delay: 11 minutes)
- Flight Number: WN2832. (On Time performance: 47 - Average Delay: 27 minutes)
- Flight Number: WN3264. (On Time performance: 78 - Average Delay: 7 minutes)
- Flight Number: WN3311.
- Flight Number: WN3335. (On Time performance: 83 - Average Delay: 8 minutes)
- Flight Number: WN347. (On Time performance: 57 - Average Delay: 12 minutes)
- Flight Number: WN3877. (On Time performance: 72 - Average Delay: 16 minutes)
- Flight Number: WN3880. (On Time performance: 81 - Average Delay: 10 minutes)
- Flight Number: WN3881. (On Time performance: 75 - Average Delay: 19 minutes)
- Flight Number: WN3882. (On Time performance: 45 - Average Delay: 25 minutes)
- Flight Number: WN4024. (On Time performance: 40 - Average Delay: 23 minutes)
- Flight Number: WN4550. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN597. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN836. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN993. (On Time performance: 96 - Average Delay: 2 minutes)
FedEx
- Flight Number: FX1889. (On Time performance: 95 - Average Delay: 3 minutes)
Southwest Airlines
- Flight Number: WN1110. (On Time performance: 56 - Average Delay: 17 minutes)
- Flight Number: WN1445. (On Time performance: 43 - Average Delay: 36 minutes)
- Flight Number: WN1786. (On Time performance: 93 - Average Delay: 6 minutes)
- Flight Number: WN1981. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN2044. (On Time performance: 50 - Average Delay: 16 minutes)
- Flight Number: WN239. (On Time performance: 67 - Average Delay: 17 minutes)
- Flight Number: WN2548. (On Time performance: 94 - Average Delay: 6 minutes)
- Flight Number: WN2558. (On Time performance: 38 - Average Delay: 27 minutes)
- Flight Number: WN2645. (On Time performance: 55 - Average Delay: 29 minutes)
- Flight Number: WN2719. (On Time performance: 33 - Average Delay: 11 minutes)
- Flight Number: WN2832. (On Time performance: 47 - Average Delay: 27 minutes)
- Flight Number: WN3264. (On Time performance: 78 - Average Delay: 7 minutes)
- Flight Number: WN3311.
- Flight Number: WN3335. (On Time performance: 83 - Average Delay: 8 minutes)
- Flight Number: WN347. (On Time performance: 57 - Average Delay: 12 minutes)
- Flight Number: WN3877. (On Time performance: 72 - Average Delay: 16 minutes)
- Flight Number: WN3880. (On Time performance: 81 - Average Delay: 10 minutes)
- Flight Number: WN3881. (On Time performance: 75 - Average Delay: 19 minutes)
- Flight Number: WN3882. (On Time performance: 45 - Average Delay: 25 minutes)
- Flight Number: WN4024. (On Time performance: 40 - Average Delay: 23 minutes)
- Flight Number: WN4550. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN597. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN836. (On Time performance: 100 - Average Delay: 2 minutes)
- Flight Number: WN993. (On Time performance: 96 - Average Delay: 2 minutes)
Punctuality and delays
We have gathered data from recent months and present below an analysis of how timely the flights have been.
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: We have gathered available data from last twelve closed months, spanning from October 03, 2024 to November 01, 2024. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.
Note: We have excluded some months from the graph, since the quantity and quality of the data is not representative enough.
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from October 02, 2025 to October 10, 2025, we have obtained these figures.
Total number of flights: 6
On Time: 4 ( 67 % )
Moderate Delay: 1 ( 17 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 17 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 25 minutes.
Total number of flights: 6
On Time: 4 ( 67 % )
Moderate Delay: 1 ( 17 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 17 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 25 minutes.
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from October 03, 2024 to November 01, 2024. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.
Last Past Flights WN4020
Date
Departure
Arrival
Duration
Aircraft
Status
Monday
13 October
13 October
01:02 pm
Oakland (OAK)
Oakland (OAK)
02:33 pm
San Diego (SAN)
San Diego (SAN)
01h 31min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Sunday
12 October
12 October
10:10 am
Oakland (OAK)
Oakland (OAK)
11:35 am
San Diego (SAN)
San Diego (SAN)
01h 25min
Boeing 737-800
Boeing 737-800
Landed - On-time
Friday
10 October
10 October
12:21 pm
Oakland (OAK)
Oakland (OAK)
02:03 pm
San Diego (SAN)
San Diego (SAN)
01h 42min
Boeing 737-800
Boeing 737-800
Landed - On-time
Thursday
09 October
09 October
01:34 pm
Oakland (OAK)
Oakland (OAK)
03:25 pm
San Diego (SAN)
San Diego (SAN)
01h 51min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Monday
06 October
06 October
12:20 pm
Oakland (OAK)
Oakland (OAK)
02:02 pm
San Diego (SAN)
San Diego (SAN)
01h 42min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Sunday
05 October
05 October
10:11 am
Oakland (OAK)
Oakland (OAK)
12:01 pm
San Diego (SAN)
San Diego (SAN)
01h 50min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Friday
03 October
03 October
12:28 pm
Oakland (OAK)
Oakland (OAK)
01:54 pm
San Diego (SAN)
San Diego (SAN)
01h 26min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
02 October
02 October
12:21 pm
Oakland (OAK)
Oakland (OAK)
01:52 pm
San Diego (SAN)
San Diego (SAN)
01h 31min
Boeing 737MAX
Boeing 737MAX
Landed - On-time