China Southern Airlines Flight 3973 Deals & Information (2025/2026)

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China Southern Airlines Flight 3973 Route Deals From $284

The cheapest prices found with in the last 7 days for return flights were $573 and $284 for one-way flights to Shenzhen Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, May 31 - Wed, Jun 4
CGO
Zhengzhou
SZX
Shenzhen Intl.
$573 Roundtrip, found 4 days ago
$573
Roundtrip
found 4 days ago
Select China Southern Airlines flight, departing Sat, May 31 from Zhengzhou to Shenzhen Intl., returning Wed, Jun 4, priced at $573 found 4 days ago
Tue, Jun 3 - Thu, Jun 5
CGO
Zhengzhou
SZX
Shenzhen Intl.
$575 Roundtrip, found 4 days ago
$575
Roundtrip
found 4 days ago
Select China Southern Airlines flight, departing Tue, Jun 3 from Zhengzhou to Shenzhen Intl., returning Thu, Jun 5, priced at $575 found 4 days ago
Sat, May 31 - Wed, Jun 4
CGO
Zhengzhou
SZX
Shenzhen Intl.
$627 Roundtrip, found 4 days ago
$627
Roundtrip
found 4 days ago
Select China Southern Airlines flight, departing Sat, May 31 from Zhengzhou to Shenzhen Intl., returning Wed, Jun 4, priced at $627 found 4 days ago
Sat, May 31 - Wed, Jun 4
CGO
Zhengzhou
SZX
Shenzhen Intl.
$758 Roundtrip, found 4 days ago
$758
Roundtrip
found 4 days ago
Select China Southern Airlines flight, departing Sat, May 31 from Zhengzhou to Shenzhen Intl., returning Wed, Jun 4, priced at $758 found 4 days ago

Frequently asked questions

What route does flight number CZ3973 take?
You’ll be landing at SZX from Zhengzhou Airport (CGO) if you’ve booked a ticket on flight number CZ3973. You’ll be in the sky for 2 hours and 30 minutes during this journey. It’s also good to note that the service conveniently operates non-stop.
What terminal does CZ3973 fly out of?
Flights to and from CGO and Shenzhen Airport (SZX-Shenzhen Intl.) are served by flight number CZ3973, and travelers booked on this route normally leave from Terminal 2.
What kind of plane is on flight number CZ3973?
The Boeing 737-800 is the aircraft type most commonly used for flight CZ3973. This flight typically heads off from Zhengzhou Airport (CGO) and lands at Shenzhen Intl. Airport.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your CZ3973 flight with Travelocity, please visit our Customer Service Portal.