WN4503 Southwest Airlines - Flight Status
Below, you can find details about Southwest Airlines flight WN4503, which currently operates between the airports of Phoenix - Phoenix Sky Harbor International Airport (Airport Code PHX) and Louisville - Louisville Muhammad Ali International Airport (Airport Code SDF).
This flight data pertains specifically to the flight's details for Wednesday, August 12, 2026.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN4503
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN4503
WN4503 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
WN4503 Southwest Airlines to Louisville
Scheduled - Delayed
Delay: 18 minutes
Flight Status for Wednesday August 12, 2026
This flight was also scheduled for Yesterday (August 11, 2026). See it here
Scheduled - Delayed
Delay: 18 minutes
Flight Status for Wednesday August 12, 2026
Airline information
Southwest Airlines
Equipment: Boeing 737MAX 8 Passenger
Departure
Phoenix (PHX)
August 12, 2026
Phoenix Sky Harbor International Airport
Estimated Departure Time:
11:53 am
Terminal:
4
Gate:
D5
Scheduled Departure Time: 11:35 am
Arrival
Louisville (SDF)
August 12, 2026
Louisville Muhammad Ali International Airport
Estimated Arrival Time:
06:13 pm
Terminal:
-
Gate:
B17
Scheduled Arrival Time: 05:55 pm
Disclaimer
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Additional Information
Which is the frequency of flight WN4503?
The flight WN4503 is scheduled to flight on Tuesday, Wednesday on a weekly basis.
Which is the distance of flight WN4503?
The distance between the two airports is 1503 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 Phoenix: 2026-08-12 09:54:28
Current Time in Louisville: 2026-08-12 12:54:28
The flight WN4503 is scheduled to flight on Tuesday, Wednesday on a weekly basis.
Which is the distance of flight WN4503?
The distance between the two airports is 1503 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 Phoenix: 2026-08-12 09:54:28
Current Time in Louisville: 2026-08-12 12:54:28
Alternative Flights
The following airline serve the same route between Phoenix and Louisville:
UPS - Flight Number: 5X2861. (On Time performance: 95 - Average Delay: 6 minutes)
UPS - Flight Number: 5X2861. (On Time performance: 95 - Average Delay: 6 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 WN4503
Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
11 August
11 August
11:34 am
Phoenix (PHX)
Phoenix (PHX)
06:08 pm
Louisville (SDF)
Louisville (SDF)
03h 34min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
05 August
05 August
11:33 am
Phoenix (PHX)
Phoenix (PHX)
05:49 pm
Louisville (SDF)
Louisville (SDF)
03h 16min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Tuesday
04 August
04 August
11:47 am
Phoenix (PHX)
Phoenix (PHX)
06:06 pm
Louisville (SDF)
Louisville (SDF)
03h 19min
Boeing 737-800
Boeing 737-800
Landed - On-time