WN4555 Southwest Airlines - Flight Status
Below, you can find details about Southwest Airlines flight WN4555, which currently operates between the airports of Las Vegas - Las Vegas Harry Reid International Airport (Airport Code LAS) and Washington - Ronald Reagan Washington National Airport (Airport Code DCA).
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 WN4555
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN4555
WN4555 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
WN4555 Southwest Airlines to Washington
We only provide flight information for yesterday, today and tomorrow. This flight is not scheduled for this interval of time.
We only provide flight information for yesterday, today and tomorrow. This flight is not scheduled for this interval of time.
Airline information
Southwest Airlines
Departure
Las Vegas (LAS)
August 12, 2026
Las Vegas Harry Reid International Airport
Arrival
Washington (DCA)
August 12, 2026
Ronald Reagan Washington National Airport
Disclaimer
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Additional Information
Which is the frequency of flight WN4555?
The flight WN4555 is scheduled to flight on Tuesday, Wednesday on a weekly basis.
Which is the distance of flight WN4555?
The distance between the two airports is 2084 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 Las Vegas: 2026-08-14 04:06:47
Current Time in Washington: 2026-08-14 07:06:47
The flight WN4555 is scheduled to flight on Tuesday, Wednesday on a weekly basis.
Which is the distance of flight WN4555?
The distance between the two airports is 2084 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 Las Vegas: 2026-08-14 04:06:47
Current Time in Washington: 2026-08-14 07:06:47
Alternative Flights
The following airlines serves the same route between Las Vegas and Washington:
American Airlines
- Flight Number: AA1525.
- Flight Number: AA2019. (On Time performance: 77 - Average Delay: 11 minutes)
Southwest Airlines
- Flight Number: WN1241. (On Time performance: 48 - Average Delay: 15 minutes)
- Flight Number: WN3305.
American Airlines
- Flight Number: AA1525.
- Flight Number: AA2019. (On Time performance: 77 - Average Delay: 11 minutes)
Southwest Airlines
- Flight Number: WN1241. (On Time performance: 48 - Average Delay: 15 minutes)
- Flight Number: WN3305.
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 WN4555
Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
12 August
12 August
09:20 am
Las Vegas (LAS)
Las Vegas (LAS)
04:53 pm
Washington (DCA)
Washington (DCA)
04h 33min
Boeing 737-800
Boeing 737-800
Landed - On-time
Tuesday
11 August
11 August
09:53 am
Las Vegas (LAS)
Las Vegas (LAS)
05:24 pm
Washington (DCA)
Washington (DCA)
04h 31min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Wednesday
05 August
05 August
10:07 am
Las Vegas (LAS)
Las Vegas (LAS)
05:25 pm
Washington (DCA)
Washington (DCA)
04h 18min
Boeing 737-800
Boeing 737-800
Landed - Delayed
Tuesday
04 August
04 August
09:29 am
Las Vegas (LAS)
Las Vegas (LAS)
05:21 pm
Washington (DCA)
Washington (DCA)
04h 52min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed