WN999 Southwest Airlines - Flight Status
Below, you can find details about Southwest Airlines flight WN999, which currently operates between the airports of Boston - Boston Logan International Airport (Airport Code BOS) and Saint Louis - St Louis Lambert International Airport (Airport Code STL).
This flight data pertains specifically to the flight's details for Tuesday, August 04, 2026.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN999
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights WN999
WN999 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
WN999 Southwest Airlines to Saint Louis
Landed - On-time
Delay: 13 minutes
Flight Status for Tuesday August 04, 2026
This flight is also scheduled for Today (August 05, 2026). See it here
Landed - On-time
Delay: 13 minutes
Flight Status for Tuesday August 04, 2026
Airline information
Southwest Airlines
Equipment: Boeing 737MAX 8 Passenger
Departure
Boston (BOS)
August 04, 2026
Boston Logan International Airport
Departed at:
05:46 pm
Terminal:
B
Gate:
B33
Scheduled Departure Time: 05:45 pm
Arrival
Saint Louis (STL)
August 04, 2026
St Louis Lambert International Airport
Arrived at:
07:53 pm
Terminal:
2
Gate:
E12
Scheduled Arrival Time: 07:40 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.boston-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 WN999?
The flight WN999 is currently not scheduled at Boston Logan Airport.
Which is the distance of flight WN999?
The distance between the two airports is 1044 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 Boston: 2026-08-05 10:56:06
Current Time in Saint Louis: 2026-08-05 09:56:06
The flight WN999 is currently not scheduled at Boston Logan Airport.
Which is the distance of flight WN999?
The distance between the two airports is 1044 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 Boston: 2026-08-05 10:56:06
Current Time in Saint Louis: 2026-08-05 09:56:06
Alternative Flights
The following airlines serves the same route between Boston and Saint Louis:
American Airlines
- Flight Number: AA3814. (On Time performance: 90 - Average Delay: 12 minutes)
- Flight Number: AA4582. (On Time performance: 87 - Average Delay: 3 minutes)
- Flight Number: AA4678. (On Time performance: 56 - Average Delay: 41 minutes)
Southwest Airlines
- Flight Number: WN4917. (On Time performance: 55 - Average Delay: 23 minutes)
- Flight Number: WN752. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN754. (On Time performance: 37 - Average Delay: 56 minutes)
- Flight Number: WN766. (On Time performance: 71 - Average Delay: 11 minutes)
American Airlines
- Flight Number: AA3814. (On Time performance: 90 - Average Delay: 12 minutes)
- Flight Number: AA4582. (On Time performance: 87 - Average Delay: 3 minutes)
- Flight Number: AA4678. (On Time performance: 56 - Average Delay: 41 minutes)
Southwest Airlines
- Flight Number: WN4917. (On Time performance: 55 - Average Delay: 23 minutes)
- Flight Number: WN752. (On Time performance: 100 - Average Delay: 1 minutes)
- Flight Number: WN754. (On Time performance: 37 - Average Delay: 56 minutes)
- Flight Number: WN766. (On Time performance: 71 - Average Delay: 11 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 WN999
Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
04 August
04 August
05:46 pm
Boston (BOS)
Boston (BOS)
07:53 pm
Saint Louis (STL)
Saint Louis (STL)
03h 07min
Boeing 737MAX
Boeing 737MAX
Landed - On-time