Informational Guide to Seattle–Tacoma Airport - Seatac (SEA) - NON OFFICIAL

WN2123 Southwest Airlines - Flight Status

Below, you can find details about Southwest Airlines flight WN2123, which currently operates between the airports of Seattle - Seattle-Tacoma International Airport (Airport Code SEA) and Chicago - Chicago Midway International Airport (Airport Code MDW).
This flight data pertains specifically to the flight's details for Friday, March 13, 2026.

WN2123 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

WN2123 Southwest Airlines to Chicago

Landed - Delayed
Delay: 15 minutes
Flight Status for Friday March 13, 2026
This flight is also scheduled for Today (March 14, 2026). See it here
This flight is also scheduled for Tomorrow (March 15, 2026). See it here

Airline information

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

Departure

Seattle (SEA)
March 13, 2026
Seattle-Tacoma International Airport
Departed at:
06:06 am
Gate:
B10
Scheduled Departure Time: 05:15 am

Arrival

Chicago (MDW)
March 13, 2026
Chicago Midway International Airport
Arrived at:
11:25 am
Terminal:
-
Gate:
B23
Scheduled Arrival Time: 11:10 am
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.seattle-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 WN2123?
The flight WN2123 is scheduled to flight on daily basis.

Which is the distance of flight WN2123?
The distance between the two airports is 1729 miles.

Which is the flight time of flight WN2123?
The scheduled flight time gate to gate is: 03:55 hours.
The real flight time gate to gate on average is: 03:45 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 Seattle: 2026-03-14 05:05:20
Current Time in Chicago: 2026-03-14 07:05:20

Alternative Flights

The following airline serve the same route between Seattle and Chicago:
Southwest Airlines - Flight Number: WN4419. (On Time performance: 100 - Average Delay: 4 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 March 05, 2026 to March 11, 2026, 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: 8 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 WN2123

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
13 March
06:06 am
Seattle (SEA)
11:25 am
Chicago (MDW)
03h 19min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Thursday
12 March
05:15 am
Seattle (SEA)
10:48 am
Chicago (MDW)
03h 33min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
11 March
05:24 am
Seattle (SEA)
11:04 am
Chicago (MDW)
03h 40min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Tuesday
10 March
05:27 am
Seattle (SEA)
11:08 am
Chicago (MDW)
03h 41min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Monday
09 March
05:12 am
Seattle (SEA)
10:49 am
Chicago (MDW)
03h 37min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
08 March
05:22 am
Seattle (SEA)
10:57 am
Chicago (MDW)
03h 35min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Saturday
07 March
04:59 am
Seattle (SEA)
10:48 am
Chicago (MDW)
03h 49min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
06 March
05:56 am
Seattle (SEA)
12:04 pm
Chicago (MDW)
04h 08min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Thursday
05 March
05:15 am
Seattle (SEA)
11:07 am
Chicago (MDW)
03h 52min
Boeing 737MAX
Boeing 737MAX