Informational Guide to San Diego Airport (SAN) - NON OFFICIAL

WN1859 Southwest Airlines - Flight Status

Below, you can find details about Southwest Airlines flight WN1859, which currently operates between the airports of Chicago - Chicago Midway International Airport (Airport Code MDW) and San Diego - San Diego International Airport (Airport Code SAN).
This flight data pertains specifically to the flight's details for Thursday, November 20, 2025.

WN1859 On Time performance:
86
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

WN1859 Southwest Airlines from Chicago

Scheduled - On-time
Flight Status for Thursday November 20, 2025
This flight was also scheduled for Yesterday (November 19, 2025). See it here

Airline information

Southwest Airlines
Southwest Airlines
Equipment: Boeing 737-800 (Scimitar Winglets) Passenger

Departure

Chicago (MDW)
November 20, 2025
Chicago Midway International Airport
Estimated Departure Time:
08:35 pm
Terminal:
-
Gate:
B21
Scheduled Departure Time: 08:35 pm

Arrival

San Diego (SAN)
November 20, 2025
San Diego International Airport
Estimated Arrival Time:
10:55 pm
Terminal:
1
Gate:
112
Scheduled Arrival Time: 11:00 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.san-diego-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 WN1859?
The flight WN1859 is scheduled to flight on Monday, Tuesday, Wednesday, Thursday, Saturday on a weekly basis.

Which is the distance of flight WN1859?
The distance between the two airports is 1726 miles.

Which is the flight time of flight WN1859?
The scheduled flight time gate to gate is: 04:25 hours.
The real flight time gate to gate on average is: 04:15 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Chicago: 2025-11-20 02:55:39
Current Time in San Diego: 2025-11-20 00:55:39

Alternative Flights

The following airline serve the same route between Chicago and San Diego:
Southwest Airlines - Flight Number: WN1021. (On Time performance: 77 - Average Delay: 8 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from November 03, 2025 to November 15, 2025, we have obtained these figures.
Total number of flights: 7
On Time: 6 ( 86 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 1 ( 14 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 7 minutes.
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 WN1859

Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
19 November
08:31 pm
Chicago (MDW)
10:53 pm
San Diego (SAN)
04h 22min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Tuesday
18 November
08:26 pm
Chicago (MDW)
10:59 pm
San Diego (SAN)
04h 33min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Monday
17 November
08:38 pm
Chicago (MDW)
10:58 pm
San Diego (SAN)
04h 20min
Boeing 737-800
Boeing 737-800
Landed - On-time
Saturday
15 November
07:36 pm
Chicago (MDW)
09:59 pm
San Diego (SAN)
04h 23min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
12 November
08:36 pm
Chicago (MDW)
10:56 pm
San Diego (SAN)
04h 20min
Boeing 737-800
Boeing 737-800
Landed - On-time
Tuesday
11 November
08:34 pm
Chicago (MDW)
10:59 pm
San Diego (SAN)
04h 25min
Boeing 737-800
Boeing 737-800
Landed - On-time
Saturday
08 November
08:29 pm
Chicago (MDW)
10:22 pm
San Diego (SAN)
03h 53min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Wednesday
05 November
08:44 pm
Chicago (MDW)
10:50 pm
San Diego (SAN)
04h 06min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Tuesday
04 November
08:29 pm
Chicago (MDW)
10:49 pm
San Diego (SAN)
04h 20min
Boeing 737-800
Boeing 737-800
Landed - On-time
Monday
03 November
08:47 pm
Chicago (MDW)
11:05 pm
San Diego (SAN)
04h 18min
Boeing 737-800
Boeing 737-800
Landed - On-time