Southwest Airlines WN4021 Flight Status Today

Domestic flight Southwest Airlines WN4021 takes off from San Francisco (SFO) United States to Phoenix (PHX) United States. It's operated by Southwest Airlines. The plane leaves San Francisco International Airport at 07:20 23 March 2026 America/Los_Angeles. The flight is expected to land at Phoenix Sky Harbor International Airport at 08:55 23 March 2026 America/Phoenix. The flight will last about 2 hours 35 minutes.

Current status of WN4021 is Scheduled On time Estimated Depart in 5 hours, 40 minutes

WN4021 - SWA4021 Southwest Airlines (WN)
SFO San Francisco United States
Flight SFO to PHX
PHX Phoenix United States
Scheduled On time Estimated Depart in 5 hours, 40 minutes
Departure San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 07:20 23 March 2026
Estimated 07:20 23 March 2026
None 14
Arrival Phoenix Sky Harbor International Airport
IATA: PHXICAO: KPHX
Scheduled 08:55 23 March 2026
Estimated 08:47 23 March 2026
None B25
WN4021 Detail
  • Type: Domestic Flight
  • Flight Duration: 2 hours 35 minutes
  • Flight Distance: 1049 kms / 652 miles
Airline
  • Southwest Airlines
  • IATA: WN
  • ICAO: SWA
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, 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-KABQ10
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Phoenix
  • Current Time in San Francisco: Monday 2026-03-23 01:40 AM
  • Current Time in Phoenix: Monday 2026-03-23 01:40 AM

Flight routes similar to Southwest Airlines WN4021

Airline Flight no Departure Arrival
Air New Zealand NZ9372
Air New Zealand 		23/03/2026
07:20 		2 hours 19 minutes
09:39
Lufthansa LH9346
Lufthansa 		23/03/2026
22:43 		2 hours 15 minutes
00:58
Lufthansa LH9350
Lufthansa 		23/03/2026
16:26 		1 hours 56 minutes
18:29
Virgin Australia VA8413
Virgin Australia 		23/03/2026
12:06 		2 hours 7 minutes
14:09
Qantas QF4864
Qantas 		23/03/2026
19:00 		2 hours 2 minutes
21:12
Air Canada AC5296
Air Canada 		23/03/2026
08:22 		1 hours 56 minutes
10:28
British Airways BA6942
British Airways 		23/03/2026
16:35 		0 minutes
18:39
United Airlines UA574
United Airlines 		23/03/2026
16:26 		1 hours 56 minutes
18:29

Southwest Airlines Flight WN4021 FAQs

What is the scheduled flight duration for Southwest Airlines WN4021 flight?

On average, nonstop flight takes 2 hour(s) 35 minutes, with the flight distance of 1049 km (652 miles).

What is the current status of Southwest Airlines WN4021 flight?

The current status of flight Southwest Airlines WN4021 is Scheduled On time.

What type of aircraft is used for the Southwest Airlines WN4021 flight?

All Southwest Airlines WN4021 flights are operated using Boeing 737-700 Passenger (Scimitar Winglets) aircraft.

How many Southwest Airlines WN4021 flights are operated a week?

6 flights per week. The Flight Southwest Airlines WN4021 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Sunday.