WN311 Southwest Airlines - Flight Status
Below, you can find details about Southwest Airlines flight WN311, which currently operates between the airports of Chicago - Chicago Midway International Airport (Airport Code MDW) and Seattle - Seattle-Tacoma International Airport (Airport Code SEA).
This flight data pertains specifically to the flight's details for Thursday, August 28, 2025.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN311
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN311
WN311 On Time performance:
17
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
WN311 Southwest Airlines from Chicago
Scheduled - On-time
Flight Status for Thursday August 28, 2025
Scheduled - On-time
Flight Status for Thursday August 28, 2025
Departure
Chicago (MDW)
August 28, 2025
Chicago Midway International Airport
Estimated Departure Time:
02:20 pm
Terminal:
-
Gate:
-
Scheduled Departure Time: 02:20 pm
Arrival
Seattle (SEA)
August 28, 2025
Seattle-Tacoma International Airport
Estimated Arrival Time:
04:45 pm
Gate:
-
Scheduled Arrival Time: 04:45 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.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 WN311?
The flight WN311 is scheduled to flight on Monday, Thursday, Friday on a weekly basis.
Which is the distance of flight WN311?
The distance between the two airports is 1729 miles.
Which is the flight time of flight WN311?
The scheduled flight time gate to gate is: 04:25 hours.
The real flight time gate to gate on average is: 04:41 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: 2025-08-27 11:46:58
Current Time in Seattle: 2025-08-27 09:46:58
The flight WN311 is scheduled to flight on Monday, Thursday, Friday on a weekly basis.
Which is the distance of flight WN311?
The distance between the two airports is 1729 miles.
Which is the flight time of flight WN311?
The scheduled flight time gate to gate is: 04:25 hours.
The real flight time gate to gate on average is: 04:41 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: 2025-08-27 11:46:58
Current Time in Seattle: 2025-08-27 09:46:58
Alternative Flights
The following airline serve the same route between Chicago and Seattle:
Southwest Airlines - Flight Number: WN1141. (On Time performance: 50 - Average Delay: 15 minutes)
Southwest Airlines - Flight Number: WN1141. (On Time performance: 50 - Average Delay: 15 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: 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
In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from August 07, 2025 to August 18, 2025, we have obtained these figures.
Total number of flights: 6
On Time: 1 ( 17 % )
Moderate Delay: 3 ( 50 % )
Significant Delay: 1 ( 17 % )
Major Delay: 1 ( 17 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 28 minutes.
Total number of flights: 6
On Time: 1 ( 17 % )
Moderate Delay: 3 ( 50 % )
Significant Delay: 1 ( 17 % )
Major Delay: 1 ( 17 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )
Average Delay: 28 minutes.
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 WN311
Date
Departure
Arrival
Duration
Aircraft
Status
Monday
25 August
25 August
02:20 pm
Chicago (MDW)
Chicago (MDW)
04:51 pm
Seattle (SEA)
Seattle (SEA)
04h 31min
Boeing 737-700
Boeing 737-700
Landed - On-time
Friday
22 August
22 August
03:34 pm
Chicago (MDW)
Chicago (MDW)
06:06 pm
Seattle (SEA)
Seattle (SEA)
04h 32min
Boeing 737-700
Boeing 737-700
Landed - Delayed
Thursday
21 August
21 August
02:19 pm
Chicago (MDW)
Chicago (MDW)
04:55 pm
Seattle (SEA)
Seattle (SEA)
04h 36min
Boeing 737-700
Boeing 737-700
Landed - On-time
Monday
18 August
18 August
02:23 pm
Chicago (MDW)
Chicago (MDW)
05:07 pm
Seattle (SEA)
Seattle (SEA)
04h 44min
Boeing 737-700
Boeing 737-700
Landed - Delayed
Friday
15 August
15 August
03:10 pm
Chicago (MDW)
Chicago (MDW)
05:25 pm
Seattle (SEA)
Seattle (SEA)
04h 15min
Boeing 737-700
Boeing 737-700
Landed - Delayed
Thursday
14 August
14 August
02:20 pm
Chicago (MDW)
Chicago (MDW)
05:01 pm
Seattle (SEA)
Seattle (SEA)
04h 41min
Boeing 737-700
Boeing 737-700
Landed - Delayed
Monday
11 August
11 August
02:20 pm
Chicago (MDW)
Chicago (MDW)
04:41 pm
Seattle (SEA)
Seattle (SEA)
04h 21min
Boeing 737-700
Boeing 737-700
Landed - On-time
Friday
08 August
08 August
02:22 pm
Chicago (MDW)
Chicago (MDW)
05:07 pm
Seattle (SEA)
Seattle (SEA)
04h 45min
Boeing 737-700
Boeing 737-700
Landed - Delayed
Thursday
07 August
07 August
02:39 pm
Chicago (MDW)
Chicago (MDW)
05:55 pm
Seattle (SEA)
Seattle (SEA)
05h 16min
Boeing 737-700
Boeing 737-700
Landed - Delayed