Informational Guide to Seattle–Tacoma Airport - Seatac (SEA) - NON OFFICIAL

WN1242 Southwest Airlines - Flight Status

Below, you can find details about Southwest Airlines flight WN1242, which currently operates between the airports of Seattle - Seattle-Tacoma International Airport (Airport Code SEA) and Saint Louis - St Louis Lambert International Airport (Airport Code STL).
This flight data pertains specifically to the flight's details for Tuesday, June 10, 2025.

WN1242 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

WN1242 Southwest Airlines to Saint Louis

Scheduled - On-time
Delay: 4 minutes
Flight Status for Tuesday June 10, 2025
This flight was also scheduled for Yesterday (June 09, 2025). See it here
This flight is also scheduled for Tomorrow (June 11, 2025). See it here

Airline information

Southwest Airlines
Southwest Airlines
Equipment: Boeing 737-800 (Scimitar Winglets) Passenger

Departure

Seattle (SEA)
June 10, 2025
Seattle-Tacoma International Airport
Estimated Departure Time:
11:30 am
Gate:
B12
Scheduled Departure Time: 11:30 am

Arrival

Saint Louis (STL)
June 10, 2025
St Louis Lambert International Airport
Estimated Arrival Time:
05:34 pm
Terminal:
-
Gate:
E6
Scheduled Arrival Time: 05:30 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 WN1242?
The flight WN1242 is scheduled to flight on Monday, Tuesday, Thursday, Friday, Saturday, Sunday on a weekly basis.

Which is the distance of flight WN1242?
The distance between the two airports is 1705 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 Seattle: 2025-06-10 00:13:05
Current Time in Saint Louis: 2025-06-10 02:13:05

Alternative Flights

The following airline serve the same route between Seattle and Saint Louis:
Alaska Airlines - Flight Number: AS238. (On Time performance: 70 - Average Delay: 13 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

Last Past Flights WN1242

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
09 June
11:23 am
Seattle (SEA)
05:09 pm
Saint Louis (STL)
03h 46min
Boeing 737-700
Boeing 737-700
Landed - On-time
Sunday
08 June
09:28 am
Seattle (SEA)
03:13 pm
Saint Louis (STL)
03h 45min
Boeing 737-700
Boeing 737-700
Landed - On-time
Saturday
07 June
08:41 am
Seattle (SEA)
02:46 pm
Saint Louis (STL)
04h 05min
Boeing 737-700
Boeing 737-700
Landed - On-time
Friday
06 June
11:11 am
Seattle (SEA)
05:09 pm
Saint Louis (STL)
03h 58min
Boeing 737-700
Boeing 737-700
Landed - On-time
Thursday
05 June
12:20 pm
Seattle (SEA)
06:31 pm
Saint Louis (STL)
04h 11min
Boeing 737-700
Boeing 737-700
Landed - Delayed