Southwest Airlines WN4020 Flight Status Today

Domestic flight Southwest Airlines WN4020 takes off from Las Vegas (LAS) United States to Denver (DEN) United States. It's operated by Southwest Airlines. The plane leaves McCarran International Airport at 06:30 03 May 2026 America/Los_Angeles. The flight is expected to land at Denver International Airport at 07:50 03 May 2026 America/Denver. The flight will last about 1 hours 20 minutes.

Current status of WN4020 is Scheduled On time Estimated Depart in 2 hours, 7 minutes

WN4020 - SWA4020 Southwest Airlines (WN)
LAS Las Vegas United States
Flight LAS to DEN
DEN Denver United States
Scheduled On time Estimated Depart in 2 hours, 7 minutes
Departure McCarran International Airport
IATA: LASICAO: KLAS
Scheduled 06:30 03 May 2026
Estimated 06:30 03 May 2026
B 30
Arrival Denver International Airport
IATA: DENICAO: KDEN
Scheduled 07:50 03 May 2026
Estimated 07:43 03 May 2026
None None
WN4020 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 20 minutes
  • Flight Distance: 1010 kms / 628 miles
Airline
  • Southwest Airlines
  • IATA: WN
  • ICAO: SWA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 143
  • Freight capacity: 8.4 tons
  • Passenger classes: Economy, Premium Economy
More Detail
  • Aircraft: Boeing 737-700 Passenger (Scimitar Winglets)
  • Callsign: F-KALB2
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Denver
  • Current Time in Las Vegas: Sunday 2026-05-03 04:23 AM
  • Current Time in Denver: Sunday 2026-05-03 05:23 AM

Southwest Airlines WN4020 Flight Statistics

Southwest Airlines
Southwest Airlines
FLIGHT NO WN4020
AIRPLANE Boeing 737-700 Passenger (Scimitar Winglets)
ON TIME 14
DELAYED 0
CANCELLED 0
ON TIME 19
DELAYED 0
CANCELLED 0
ON TIME 21
DELAYED 3
CANCELLED 1
ON TIME 21
DELAYED 3
CANCELLED 1
Last 14 days flight data
14 30 60 90
On Time Rate

Southwest Airlines WN4020 Flight Schedule and Histories

Time Departure Arrival Actual departure Actual arrival
Sun 26 Apr
Departed On time
Las Vegas (LAS) 2026-04-26T10:10
Denver (DEN) 2026-04-26T13:05
2026-04-26T10:10
Sat 25 Apr
Scheduled On time
Las Vegas (LAS) 2026-04-25T11:25
Denver (DEN) 2026-04-25T14:20
Thu 23 Apr
Departed On time
Las Vegas (LAS) 2026-04-23T20:00
Denver (DEN) 2026-04-23T20:40
2026-04-23T20:05
Thu 16 Apr
Scheduled On time
Las Vegas (LAS) 2026-04-16T10:00
Denver (DEN) 2026-04-16T11:20
Mon 13 Apr
Departed Delayed by 15m
Las Vegas (LAS) 2026-04-13T12:00
Denver (DEN) 2026-04-13T19:20
2026-04-13T12:35
Sun 12 Apr
Departed On time
Las Vegas (LAS) 2026-04-12T18:05
Denver (DEN) 2026-04-12T19:35
2026-04-12T18:19
Sat 11 Apr
Arrived Delayed by 18m
Las Vegas (LAS) 2026-04-11T11:25
Denver (DEN) 2026-04-11T14:20
2026-04-11T11:52
2026-04-11T14:38
Mon 30 Mar
Arrived On time
Las Vegas (LAS) 2026-03-30T12:10
Denver (DEN) 2026-03-30T15:30
2026-03-30T12:29
2026-03-30T15:26
Mon 23 Mar
Arrived Delayed by 21m
Las Vegas (LAS) 2026-03-23T12:10
Denver (DEN) 2026-03-23T15:30
2026-03-23T12:33
2026-03-23T15:51
Wed 18 Mar
Scheduled On time
Las Vegas (LAS) 2026-03-18T13:35
Denver (DEN) 2026-03-18T17:00

Flight routes similar to Southwest Airlines WN4020

Airline Flight no Departure Arrival
United Airlines UA1925
United Airlines 		03/05/2026
14:54 		2 hours 5 minutes
17:59
Copa Airlines CM2893
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05:15 		2 hours 5 minutes
08:20
Air Canada AC3665
Air Canada 		03/05/2026
14:54 		2 hours 5 minutes
17:59
Air Canada AC5230
Air Canada 		03/05/2026
05:15 		2 hours 5 minutes
08:20
United Airlines UA596
United Airlines 		03/05/2026
05:15 		2 hours 5 minutes
08:20
United Airlines UA2108
United Airlines 		03/05/2026
16:35 		2 hours 5 minutes
19:40
Air Canada AC5058
Air Canada 		03/05/2026
13:40 		2 hours 5 minutes
16:45
Southwest Airlines WN3846
Southwest Airlines 		03/05/2026
17:40 		1 hours 48 minutes
20:35

Southwest Airlines Flight WN4020 FAQs

What is the scheduled flight duration for Southwest Airlines WN4020 flight?

On average, nonstop flight takes 1 hour(s) 20 minutes, with the flight distance of 1010 km (628 miles).

What is the current status of Southwest Airlines WN4020 flight?

The current status of flight Southwest Airlines WN4020 is Scheduled On time.

What type of aircraft is used for the Southwest Airlines WN4020 flight?

All Southwest Airlines WN4020 flights are operated using Boeing 737-700 Passenger (Scimitar Winglets) aircraft.

How many Southwest Airlines WN4020 flights are operated a week?

7 flights per week. The Flight Southwest Airlines WN4020 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .