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 10:35 America/Los_Angeles. The flight is expected to land at Phoenix Sky Harbor International Airport at 13:30 America/Phoenix. The flight will last about 1 hours 55 minutes.

WN4021 - SWA4021 Southwest Airlines (WN)
SFO San Francisco United States
Flight SFO to PHX
PHX Phoenix United States
Contact Airlines It may not operate on the date requested
Departure San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 10:35
2 D7
Arrival Phoenix Sky Harbor International Airport
IATA: PHXICAO: KPHX
Scheduled 13:30
4 C6
WN4021 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 55 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 737-800 (winglets) Passenger/BBJ2
  • Callsign: F-KABQ10
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Phoenix
  • Current Time in San Francisco: Monday 2026-03-02 14:52 PM
  • Current Time in Phoenix: Monday 2026-03-02 15:52 PM

Flight routes similar to Southwest Airlines WN4021

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Air New Zealand NZ9372
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Air Canada AC5296
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ANA NH7306
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Air Canada AC4214
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American Airlines AA1930
American Airlines 		02/03/2026
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British Airways BA6942
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Southwest Airlines Flight WN4021 FAQs

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

On average, nonstop flight takes 1 hour(s) 55 minutes, with the flight distance of 1049 km (652 miles).

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

All Southwest Airlines WN4021 flights are operated using Boeing 737-800 (winglets) Passenger/BBJ2 aircraft.

Which terminal the flight Southwest Airlines WN4021 is arriving at?

Flight Southwest Airlines WN4021 arrives in Phoenix Sky Harbor International Airport at Terminal 4.

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.