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 16:10 10 February 2026 America/New_York. The flight is expected to land at San Francisco International Airport at 19:35 10 February 2026 America/Los_Angeles. The flight will last about 6 hours 25 minutes.

Current status of CZ1637 is Departed On time Estimated Arrival in 4 hours, 2 minutes

CZ1637 - CSN1637 China Southern Airlines (CZ)
PHL Philadelphia United States
Flight PHL to SFO
SFO San Francisco United States
Departed On time Estimated Arrival in 4 hours, 2 minutes
Departure Philadelphia International Airport
IATA: PHLICAO: KPHL
Scheduled 16:10 10 February 2026
Actual 16:03 10 February 2026
B B15
Arrival San Francisco International Airport
IATA: SFOICAO: KSFO
Scheduled 19:35 10 February 2026
Estimated 19:23 10 February 2026
1 B26
CZ1637 Detail
  • Type: Domestic Flight
  • Code Shares: BA 5442, QR 2743
  • Flight Duration: 6 hours 25 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: Tuesday 2026-02-10 18:21 PM
  • Current Time in San Francisco: Tuesday 2026-02-10 15:21 PM

Flight routes similar to China Southern Airlines CZ1637

Airline Flight no Departure Arrival
United Airlines UA1973
United Airlines 		10/02/2026
08:35 		6 hours 28 minutes
12:03
Qantas QF4594
Qantas 		10/02/2026
08:36 		6 hours 36 minutes
12:12
British Airways BA5442
British Airways 		10/02/2026
16:10 		6 hours 25 minutes
19:35
Qatar Airways QR2743
Qatar Airways 		10/02/2026
16:10 		6 hours 25 minutes
19:35
Air New Zealand NZ9365
Air New Zealand 		10/02/2026
08:35 		6 hours 37 minutes
12:03
American Airlines AA2407
American Airlines 		10/02/2026
08:36 		6 hours 33 minutes
12:12
British Airways BA5438
British Airways 		10/02/2026
18:40 		6 hours 33 minutes
22:13
Virgin Australia VA8451
Virgin Australia 		10/02/2026
08:35 		6 hours 28 minutes
12:03

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) 25 minutes, with the flight distance of 4059 km (2522 miles).

What is the current status of China Southern Airlines CZ1637 flight?

The current status of flight China Southern Airlines CZ1637 is Departed On time.

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.

When does the flight China Southern Airlines CZ1637 arrive?

Flight China Southern Airlines CZ1637 arrives at 19:35.

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 .