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 17:10 19 January 2026 America/Los_Angeles. The flight is expected to land at San Francisco International Airport at 18:50 19 January 2026 America/Los_Angeles. The flight will last about 1 hours 29 minutes.

Current status of WN3421 is Arrived On time

WN3421 - SWA3421 Southwest Airlines (WN)
SAN San Diego United States
Flight SAN to SFO
SFO San Francisco United States
Arrived On time
Departure San Diego International Airport
IATA: SANICAO: KSAN
Scheduled 17:10 19 January 2026
Actual 17:14 19 January 2026
1 None
Arrival San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 18:50 19 January 2026
Actual 18:43 19 January 2026
2 D3
WN3421 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 29 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 737-700 Passenger (Scimitar Winglets)
  • Callsign: F-KMRB1
  • Departure Timezone: America/Los_Angeles
  • Arrival Timezone: America/Los_Angeles
  • Current Time in San Diego: Monday 2026-01-19 19:59 PM
  • Current Time in San Francisco: Monday 2026-01-19 19:59 PM

Flight routes similar to Southwest Airlines WN3421

Airline Flight no Departure Arrival
United Airlines UA2038
United Airlines 		19/01/2026
19:52 		1 hours 47 minutes
21:39
United Airlines UA2863
United Airlines 		19/01/2026
07:45 		1 hours 27 minutes
09:34
SkyWest Airlines OO3347
SkyWest Airlines 		19/01/2026
09:11 		1 hours 39 minutes
11:01
Emirates EK6345
Emirates 		19/01/2026
09:55 		1 hours 40 minutes
11:44
ANA NH7301
ANA 		19/01/2026
06:15 		1 hours 33 minutes
08:00
SkyWest Airlines OO3463
SkyWest Airlines 		19/01/2026
07:00 		1 hours 40 minutes
08:52
Southwest Airlines WN1021
Southwest Airlines 		19/01/2026
08:45 		1 hours 36 minutes
10:30
American Airlines AA9336
American Airlines 		19/01/2026
07:00 		1 hours 40 minutes
08:52

Southwest Airlines Flight WN3421 FAQs

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

On average, nonstop flight takes 1 hour(s) 29 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 Arrived On time.

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

All Southwest Airlines WN3421 flights are operated using Boeing 737-700 Passenger (Scimitar Winglets) aircraft.

When does the flight Southwest Airlines WN3421 arrive?

Flight Southwest Airlines WN3421 arrives at 18:50.

Which terminal the flight Southwest Airlines WN3421 is arriving at?

Flight Southwest Airlines WN3421 arrives in San Francisco International Airport at Terminal 2.

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.