Southwest Airlines WN3421 Flight Status Today

Domestic flight Southwest Airlines WN3421 takes off from San Diego (SAN) United States to San Francisco (SFO) United States. It's operated by Southwest Airlines. The plane leaves San Diego International Airport at 17:40 10 April 2026 America/Los_Angeles. The flight is expected to land at San Francisco International Airport at 21:15 10 April 2026 America/Los_Angeles. The flight will last about 2 hours 35 minutes.

Current status of WN3421 is Scheduled On time Expected Depart in 14 hours, 33 minutes

WN3421 - SWA3421 Southwest Airlines (WN)
SAN San Diego United States
Flight SAN to SFO
SFO San Francisco United States
Scheduled On time Expected Depart in 14 hours, 33 minutes
Departure San Diego International Airport
IATA: SANICAO: KSAN
Scheduled 17:40 10 April 2026
None None
Arrival San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 21:15 10 April 2026
A 103
WN3421 Detail
  • Type: Domestic Flight
  • Flight Duration: 2 hours 35 minutes
  • Flight Distance: 719 kms / 447 miles
Airline
  • Southwest Airlines
  • IATA: WN
  • ICAO: SWA
  • Operating Days: Tuesday, Wednesday, Thursday, Friday, Saturday
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-KMRB1
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Los_Angeles
  • Current Time in San Diego: Friday 2026-04-10 03:07 AM
  • Current Time in San Francisco: Friday 2026-04-10 03:07 AM

Flight routes similar to Southwest Airlines WN3421

Airline Flight no Departure Arrival
Qantas QF3777
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Alaska Airlines AS2061
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United Airlines UA2117
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Hawaiian Airlines HA6541
Hawaiian Airlines
10/04/2026
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SkyWest Airlines OO3347
SkyWest Airlines
10/04/2026
10:25
1 hours 51 minutes
12:16
SkyWest Airlines OO3463
SkyWest Airlines
10/04/2026
07:40
1 hours 53 minutes
09:33
SWISS LX3273
SWISS
10/04/2026
16:21
1 hours 42 minutes
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Air Canada AC4450
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Southwest Airlines Flight WN3421 FAQs

What is the scheduled flight duration for Southwest Airlines WN3421 flight?

On average, nonstop flight takes 2 hour(s) 35 minutes, with the flight distance of 719 km (447 miles).

What is the current status of Southwest Airlines WN3421 flight?

The current status of flight Southwest Airlines WN3421 is Scheduled On time.

What type of aircraft is used for the Southwest Airlines WN3421 flight?

All Southwest Airlines WN3421 flights are operated using Boeing 737-800 (winglets) Passenger/BBJ2 aircraft.

When does the flight Southwest Airlines WN3421 arrive?

Flight Southwest Airlines WN3421 arrives at 21:15.

Which terminal the flight Southwest Airlines WN3421 is arriving at?

Flight Southwest Airlines WN3421 arrives in San Francisco International Airport at Terminal A.

How many Southwest Airlines WN3421 flights are operated a week?

5 flights per week. The Flight Southwest Airlines WN3421 is operated on Tuesday, Wednesday, Thursday, Friday, Saturday.