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 19:30 America/Los_Angeles. The flight is expected to land at San Francisco International Airport at 21:15 America/Los_Angeles. The flight will last about 1 hours 45 minutes.

WN3421 - SWA3421 Southwest Airlines (WN)
SAN San Diego United States
Flight SAN to SFO
SFO San Francisco United States
Contact Airlines It may not operate on the date requested
Departure San Diego International Airport
IATA: SANICAO: KSAN
Scheduled 19:30
1 None
Arrival San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 21:15
2 D5
WN3421 Detail
  • Type: Domestic Flight
  • Flight Duration: 1 hours 45 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 2026-03-20 20:01 PM
  • Current Time in San Francisco: Friday 2026-03-20 20:01 PM

Flight routes similar to Southwest Airlines WN3421

Airline Flight no Departure Arrival
United Airlines UA2320
United Airlines 		20/03/2026
06:15 		1 hours 37 minutes
08:05
American Airlines AA9328
American Airlines 		20/03/2026
20:59 		1 hours 53 minutes
22:52
Qantas QF3760
Qantas 		20/03/2026
17:31 		1 hours 21 minutes
19:15
SWISS LX3273
SWISS 		20/03/2026
16:00 		1 hours 36 minutes
17:47
Cathay Pacific CX7929
Cathay Pacific 		20/03/2026
19:26 		1 hours 44 minutes
21:10
Virgin Australia VA8439
Virgin Australia 		20/03/2026
19:50 		1 hours 48 minutes
21:38
American Airlines AA9403
American Airlines 		20/03/2026
19:26 		1 hours 44 minutes
21:10
American Airlines AA9335
American Airlines 		20/03/2026
15:58 		1 hours 41 minutes
17:47

Southwest Airlines Flight WN3421 FAQs

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

On average, nonstop flight takes 1 hour(s) 45 minutes, with the flight distance of 719 km (447 miles).

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.

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.