China Southern Airlines Flight CZ3978 Deals & Information (2025/2026)

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China Southern Airlines Flight 3978 Route Deals From $182

The cheapest prices found with in the last 7 days for return flights were $364 and $182 for one-way flights to Phoenix Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Nov 13 - Wed, Nov 19
SZX
Shenzhen Intl.
SYX
Phoenix Intl.
$364 Roundtrip, found 1 day ago
$364
Roundtrip
found 1 day ago
Select China Southern Airlines flight, departing Thu, Nov 13 from Shenzhen Intl. to Phoenix Intl., returning Wed, Nov 19, priced at $364 found 1 day ago
Fri, Feb 6 - Sun, Feb 8
SZX
Shenzhen Intl.
SYX
Phoenix Intl.
$365 Roundtrip, found 5 days ago
$365
Roundtrip
found 5 days ago
Select China Southern Airlines flight, departing Fri, Feb 6 from Shenzhen Intl. to Phoenix Intl., returning Sun, Feb 8, priced at $365 found 5 days ago
Thu, Sep 11 - Mon, Sep 15
SZX
Shenzhen Intl.
SYX
Phoenix Intl.
$370 Roundtrip, found 2 days ago
$370
Roundtrip
found 2 days ago
Select China Southern Airlines flight, departing Thu, Sep 11 from Shenzhen Intl. to Phoenix Intl., returning Mon, Sep 15, priced at $370 found 2 days ago
Thu, Nov 13 - Wed, Nov 19
SZX
Shenzhen Intl.
SYX
Phoenix Intl.
$381 Roundtrip, found 1 day ago
$381
Roundtrip
found 1 day ago
Select China Southern Airlines flight, departing Thu, Nov 13 from Shenzhen Intl. to Phoenix Intl., returning Wed, Nov 19, priced at $381 found 1 day ago
Thu, Sep 11 - Mon, Sep 15
SZX
Shenzhen Intl.
SYX
Phoenix Intl.
$387 Roundtrip, found 2 days ago
$387
Roundtrip
found 2 days ago
Select China Southern Airlines flight, departing Thu, Sep 11 from Shenzhen Intl. to Phoenix Intl., returning Mon, Sep 15, priced at $387 found 2 days ago
Tue, Sep 30 - Sat, Oct 4
SZX
Shenzhen Intl.
SYX
Phoenix Intl.
$389 Roundtrip, found 3 hours ago
$389
Roundtrip
found 3 hours ago
Select China Southern Airlines flight, departing Tue, Sep 30 from Shenzhen Intl. to Phoenix Intl., returning Sat, Oct 4, priced at $389 found 3 hours ago
Thu, Sep 11 - Mon, Sep 15
SZX
Shenzhen Intl.
SYX
Phoenix Intl.
$515 Roundtrip, found 2 days ago
$515
Roundtrip
found 2 days ago
Select China Southern Airlines flight, departing Thu, Sep 11 from Shenzhen Intl. to Phoenix Intl., returning Mon, Sep 15, priced at $515 found 2 days ago
Tue, Sep 30 - Sat, Oct 4
SZX
Shenzhen Intl.
SYX
Phoenix Intl.
$725 Roundtrip, found 3 hours ago
$725
Roundtrip
found 3 hours ago
Select China Southern Airlines flight, departing Tue, Sep 30 from Shenzhen Intl. to Phoenix Intl., returning Sat, Oct 4, priced at $725 found 3 hours ago

Frequently asked questions

What route does flight number CZ3978 take?
CZ3978 takes around 1 hour and 32 minutes to fly direct from Shenzhen Airport (SZX-Shenzhen Intl.) to SYX. We all know there's magic in the destination, but the journey is always half the fun!
What kind of plane is on flight number CZ3978?
There's a good chance you'll be jumping on board an Airbus A330 if your flight number is CZ3978. Typically, this flight leaves from Shenzhen Intl. Airport (SZX) and touches down at Sanya 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 CZ3978 flight with Travelocity, please visit our Customer Service Portal.