Southwest Airlines WN4373 Flight Status Today

Domestic flight Southwest Airlines WN4373 takes off from Sacramento (SMF) United States to Ontario (ONT) United States. It's operated by Southwest Airlines. The plane leaves Sacramento International Airport at 18:00 21 January 2026 America/Los_Angeles. The flight is expected to land at Ontario International Airport at 21:00 21 January 2026 America/Los_Angeles. The flight will last about 1 hours 20 minutes.

Current status of WN4373 is Scheduled On time Estimated Depart in 3 hours, 4 minutes

WN4373 - SWA4373 Southwest Airlines (WN)
SMF Sacramento United States
Flight SMF to ONT
ONT Ontario United States
Scheduled On time Estimated Depart in 3 hours, 4 minutes
Departure Sacramento International Airport
IATA: SMFICAO: KSMF
Scheduled 18:00 21 January 2026
Estimated 18:00 21 January 2026
None None
Arrival Ontario International Airport
IATA: ONTICAO: KONT
Scheduled 21:00 21 January 2026
Estimated 20:57 21 January 2026
None 15
WN4373 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 20 minutes
  • Flight Distance: 627 kms / 389 miles
Airline
  • Southwest Airlines
  • IATA: WN
  • ICAO: SWA
  • Operating Days: Tuesday
Passenger Services
  • Service type: Normal passenger
  • Seats: 143
  • Freight capacity: 8.4 tons
  • Passenger classes: Economy, Premium Economy
More Detail
  • Aircraft: Boeing 737-800 (Scimitar Winglets) Passenger
  • Callsign: F-KABQ12
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Los_Angeles
  • Current Time in Sacramento: Wednesday 2026-01-21 14:56 PM
  • Current Time in Ontario: Wednesday 2026-01-21 14:56 PM

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Southwest Airlines Flight WN4373 FAQs

What is the scheduled flight duration for Southwest Airlines WN4373 flight?

On average, nonstop flight takes 1 hour(s) 20 minutes, with the flight distance of 627 km (389 miles).

What is the current status of Southwest Airlines WN4373 flight?

The current status of flight Southwest Airlines WN4373 is Scheduled On time.

What type of aircraft is used for the Southwest Airlines WN4373 flight?

All Southwest Airlines WN4373 flights are operated using Boeing 737-800 (Scimitar Winglets) Passenger aircraft.

How many Southwest Airlines WN4373 flights are operated a week?

1 flights per week. The Flight Southwest Airlines WN4373 is operated on Tuesday.