China Southern Airlines CZ1637 Flight Status Today

Domestic flight China Southern Airlines CZ1637 takes off from Philadelphia (PHL) United States to San Francisco (SFO) United States. It's operated by China Southern Airlines. The plane leaves Philadelphia International Airport at 17:59 America/New_York. The flight is expected to land at San Francisco International Airport at 21:19 America/Los_Angeles. The flight will last about 6 hours 20 minutes.

CZ1637 - CSN1637 China Southern Airlines (CZ)
PHL Philadelphia United States
Flight PHL to SFO
SFO San Francisco United States
Contact Airlines It may not operate on the date requested
Departure Philadelphia International Airport
IATA: PHLICAO: KPHL
Scheduled 17:59
B B5
Arrival San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 21:19
1 B24
CZ1637 Detail
  • Type: Domestic Flight
  • Flight Duration: 6 hours 20 minutes
  • Flight Distance: 4059 kms / 2522 miles
Airline
  • China Southern Airlines
  • IATA: CZ
  • ICAO: CSN
  • Operating Days: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday
Passenger Services
  • Service type: Normal passenger
  • Seats: 63
  • Freight capacity: 1.9 tons
  • Passenger classes: First Class, Economy, Business Class
More Detail
  • Aircraft: Airbus A321neo
  • Callsign: CSN1637
  • Departure Timezone: America/New_York
  • Arrival Timezone: America/Los_Angeles
  • Current Time in Philadelphia: Sunday 2026-05-03 10:20 AM
  • Current Time in San Francisco: Sunday 2026-05-03 07:20 AM

Flight routes similar to China Southern Airlines CZ1637

Airline Flight no Departure Arrival
ANA NH7021
ANA 		03/05/2026
06:00 		6 hours 18 minutes
09:18
Fiji Airways FJ5029
Fiji Airways 		03/05/2026
17:59 		6 hours 20 minutes
21:19
Air New Zealand NZ9366
Air New Zealand 		03/05/2026
18:06 		6 hours 18 minutes
21:24
American Airlines AA522
American Airlines 		03/05/2026
19:30 		6 hours 22 minutes
22:52
Virgin Australia VA8238
Virgin Australia 		03/05/2026
18:06 		6 hours 18 minutes
21:24
British Airways BA5442
British Airways 		03/05/2026
17:59 		6 hours 20 minutes
21:19
American Airlines AA2797
American Airlines 		03/05/2026
15:51 		6 hours 20 minutes
19:11
British Airways BA4421
British Airways 		03/05/2026
20:00 		6 hours 22 minutes
23:22

China Southern Airlines Flight CZ1637 FAQs

What is the scheduled flight duration for China Southern Airlines CZ1637 flight?

On average, nonstop flight takes 6 hour(s) 20 minutes, with the flight distance of 4059 km (2522 miles).

What type of aircraft is used for the China Southern Airlines CZ1637 flight?

All China Southern Airlines CZ1637 flights are operated using Airbus A321neo aircraft.

Which terminal the flight China Southern Airlines CZ1637 is arriving at?

Flight China Southern Airlines CZ1637 arrives in San Francisco International Airport at Terminal 1.

How many China Southern Airlines CZ1637 flights are operated a week?

7 flights per week. The Flight China Southern Airlines CZ1637 is operated on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday .