China Southern Airlines Flight CA3621 Deals & Information (2025/2026)

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China Southern Airlines Flight 3621 Route Deals From $346

The cheapest prices found with in the last 7 days for return flights were $699 and $346 for one-way flights to Tianfu Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 4 - Fri, Oct 10
SZX
Shenzhen Intl.
TFU
Tianfu Intl.
$699 Roundtrip, found 2 days ago
$699
Roundtrip
found 2 days ago
Select China Southern Airlines flight, departing Sat, Oct 4 from Shenzhen Intl. to Tianfu Intl., returning Fri, Oct 10, priced at $699 found 2 days ago
Sat, Oct 4 - Fri, Oct 10
SZX
Shenzhen Intl.
TFU
Tianfu Intl.
$707 Roundtrip, found 2 days ago
$707
Roundtrip
found 2 days ago
Select China Southern Airlines flight, departing Sat, Oct 4 from Shenzhen Intl. to Tianfu Intl., returning Fri, Oct 10, priced at $707 found 2 days ago
Mon, Oct 13 - Fri, Oct 24
SZX
Shenzhen Intl.
TFU
Tianfu Intl.
$733 Roundtrip, found 3 days ago
$733
Roundtrip
found 3 days ago
Select China Southern Airlines flight, departing Mon, Oct 13 from Shenzhen Intl. to Tianfu Intl., returning Fri, Oct 24, priced at $733 found 3 days ago

Frequently asked questions

What route does flight number CZ3621 take?
Flight number CZ3621 takes roughly 2 hours and 25 minutes to fly direct from SZX to Chengdu Airport (CTU-Shuangliu Intl.). 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 CZ3621?
The route for flight number CZ3621 is nearly always Shenzhen Intl. Airport (SZX) to Chengdu Airport (CTU-Shuangliu Intl.), and the Airbus A321 is the type of plane you're likely to be traveling aboard.
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 CZ3621 flight with Travelocity, please visit our Customer Service Portal.