WN3966 Southwest Airlines - Flight Status
Below, you can find details about Southwest Airlines flight WN3966, which currently operates between the airports of Saint Louis - St Louis Lambert International Airport (Airport Code STL) and Philadelphia - Philadelphia International Airport (Airport Code PHL).
This flight data pertains specifically to the flight's details for Sunday, June 07, 2026.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN3966
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN3966
WN3966 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
WN3966 Southwest Airlines from Saint Louis
Scheduled - Delayed
Delay: 17 minutes
Flight Status for Sunday June 07, 2026
Scheduled - Delayed
Delay: 17 minutes
Flight Status for Sunday June 07, 2026
Airline information
Southwest Airlines
Equipment: Boeing 737-700 (winglets) Passenger/BBJ1
Departure
Saint Louis (STL)
June 07, 2026
St Louis Lambert International Airport
Estimated Departure Time:
08:58 pm
Terminal:
2
Gate:
E33
Scheduled Departure Time: 08:35 pm
Arrival
Philadelphia (PHL)
June 07, 2026
Philadelphia International Airport
Estimated Arrival Time:
12:02 am (2026-06-08)
Terminal:
E
Gate:
E16
Scheduled Arrival Time: 11:45 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.philadelphia-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 WN3966?
The flight WN3966 is scheduled to flight on Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight WN3966?
The distance between the two airports is 812 miles.
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 Saint Louis: 2026-06-07 21:11:06
Current Time in Philadelphia: 2026-06-07 22:11:06
The flight WN3966 is scheduled to flight on Thursday, Friday, Sunday on a weekly basis.
Which is the distance of flight WN3966?
The distance between the two airports is 812 miles.
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 Saint Louis: 2026-06-07 21:11:06
Current Time in Philadelphia: 2026-06-07 22:11:06
Alternative Flights
The following airlines serves the same route between Saint Louis and Philadelphia:
American Airlines
- Flight Number: AA1308. (On Time performance: 80 - Average Delay: 14 minutes)
- Flight Number: AA2714. (On Time performance: 55 - Average Delay: 18 minutes)
- Flight Number: AA2720. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: AA3130. (On Time performance: 88 - Average Delay: 11 minutes)
Southwest Airlines
- Flight Number: WN3022. (On Time performance: 66 - Average Delay: 20 minutes)
- Flight Number: WN3727. (On Time performance: 70 - Average Delay: 17 minutes)
- Flight Number: WN4504. (On Time performance: 77 - Average Delay: 23 minutes)
American Airlines
- Flight Number: AA1308. (On Time performance: 80 - Average Delay: 14 minutes)
- Flight Number: AA2714. (On Time performance: 55 - Average Delay: 18 minutes)
- Flight Number: AA2720. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: AA3130. (On Time performance: 88 - Average Delay: 11 minutes)
Southwest Airlines
- Flight Number: WN3022. (On Time performance: 66 - Average Delay: 20 minutes)
- Flight Number: WN3727. (On Time performance: 70 - Average Delay: 17 minutes)
- Flight Number: WN4504. (On Time performance: 77 - Average Delay: 23 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 WN3966
Date
Departure
Arrival
Duration
Aircraft
Status
Friday
05 June
05 June
08:40 pm
Saint Louis (STL)
Saint Louis (STL)
11:39 pm
Philadelphia (PHL)
Philadelphia (PHL)
01h 59min
Boeing 737-700
Boeing 737-700
Landed - On-time
Thursday
04 June
04 June
08:54 pm
Saint Louis (STL)
Saint Louis (STL)
11:56 pm
Philadelphia (PHL)
Philadelphia (PHL)
02h 02min
Boeing 737-700
Boeing 737-700
Landed - On-time