Check your Flight status online
Southwest Airlines WN4127 Flight Status Today
Domestic flight Southwest Airlines WN4127 takes off from Saint Louis (STL) United States to Denver (DEN) United States. It's operated by Southwest Airlines. The plane leaves Lambert-St. Louis International Airport at 18:45 America/Chicago. The flight is expected to land at Denver International Airport at 20:05 America/Denver. The flight will last about 2 hours 20 minutes.
WN4127 - SWA4127
Southwest Airlines (WN)
STL
Saint Louis United States
DEN
Denver United States
Contact Airlines
It may not operate on the date requested
WN4127 Detail
- Type: Domestic Flight
- Flight Duration: 2 hours 20 minutes
- Flight Distance: 1238 kms / 769 miles
Airline
- Southwest Airlines
- IATA: WN
- ICAO: SWA
- Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
- Service type: Normal passenger
- Seats: 175
- Freight capacity: 8.7 tons
- Passenger classes: Economy, Premium Economy
More Detail
- Aircraft: Boeing 737MAX 8 Passenger
- Callsign: F-KPRB2
- Departure Timezone: America/Chicago
- Arrival Timezone: America/Denver
- Current Time in Saint Louis: Sunday 2026-02-08 12:16 PM
- Current Time in Denver: Sunday 2026-02-08 11:16 AM
Southwest Airlines WN4127 Flight Statistics
Southwest Airlines
FLIGHT NO
WN4127
AIRPLANE
Boeing 737MAX 8 Passenger
ON TIME
14
DELAYED
0
CANCELLED
0
Last 14 days flight data
14
30
60
90
On Time Rate
Southwest Airlines WN4127 Flight Schedule and Histories
| Time | Departure | Arrival | Actual departure | Actual arrival |
|---|---|---|---|---|
|
Sun 04 Jan
Departed On time |
Saint Louis (STL)
2026-01-04T18:45
|
Denver (DEN)
2026-01-04T20:05
|
2026-01-04T18:38
|
|
|
Fri 02 Jan
Scheduled On time |
Saint Louis (STL)
2026-01-02T18:45
|
Denver (DEN)
2026-01-02T20:05
|
||
|
Thu 01 Jan
Scheduled On time |
Saint Louis (STL)
2026-01-01T20:45
|
Denver (DEN)
2026-01-01T22:20
|
||
|
Fri 26 Dec
Scheduled On time |
Saint Louis (STL)
2025-12-26T18:45
|
Denver (DEN)
2025-12-26T20:05
|
||
|
Mon 24 Nov
Scheduled On time |
Saint Louis (STL)
2025-11-24T10:50
|
Denver (DEN)
2025-11-24T12:30
|
||
|
Fri 21 Nov
Scheduled On time |
Saint Louis (STL)
2025-11-21T10:50
|
Denver (DEN)
2025-11-21T12:30
|
||
|
Mon 17 Nov
Scheduled On time |
Saint Louis (STL)
2025-11-17T20:45
|
Denver (DEN)
2025-11-17T22:20
|
||
|
Wed 12 Nov
Arrived On time |
Saint Louis (STL)
2025-11-12T20:45
|
Denver (DEN)
2025-11-12T22:20
|
2025-11-12T20:36
|
2025-11-12T22:01
|
|
Wed 16 Jul
Scheduled On time |
Saint Louis (STL)
2025-07-16T19:00
|
Denver (DEN)
2025-07-16T20:10
|
||
|
Fri 30 May
Scheduled On time |
Saint Louis (STL)
2025-05-30T20:55
|
Denver (DEN)
2025-05-30T22:30
|
Flight routes similar to Southwest Airlines WN4127
| Airline | Flight no | Departure | Arrival |
|---|---|---|---|
|
UA1396 United Airlines |
08/02/2026 08:45 |
2 hours 36 minutes 10:21 |
|
AC4897 Air Canada |
08/02/2026 18:00 |
2 hours 38 minutes 19:38 |
|
|
UA551 United Airlines |
08/02/2026 18:00 |
2 hours 38 minutes 19:38 |
|
WN2140 Southwest Airlines |
08/02/2026 10:35 |
2 hours 35 minutes 12:10 |
|
|
AC4948 Air Canada |
08/02/2026 08:45 |
2 hours 36 minutes 10:21 |
|
|
AC4886 Air Canada |
08/02/2026 14:45 |
2 hours 39 minutes 16:24 |
|
|
WN2143 Southwest Airlines |
08/02/2026 06:20 |
2 hours 30 minutes 07:50 |
|
F93301 Frontier Airlines |
08/02/2026 12:03 |
2 hours 33 minutes 13:36 |
Southwest Airlines Flight WN4127 FAQs
What is the scheduled flight duration for Southwest Airlines WN4127 flight?
On average, nonstop flight takes 2 hour(s) 20 minutes, with the flight distance of 1238 km (769 miles).
What type of aircraft is used for the Southwest Airlines WN4127 flight?
All Southwest Airlines WN4127 flights are operated using Boeing 737MAX 8 Passenger aircraft.
How many Southwest Airlines WN4127 flights are operated a week?
7 flights per week. The Flight Southwest Airlines WN4127 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .