China Southern Airlines Flight 3657 Deals & Information (2025/2026)

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China Southern Airlines Flight 3657 Route Deals From $254

The cheapest prices found with in the last 7 days for return flights were $534 and $254 for one-way flights to Pudong Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 16 - Sat, Sep 20
KWE
Longdongbao
PVG
Pudong Intl.
$534 Roundtrip, found 4 days ago
$534
Roundtrip
found 4 days ago
Select China Southern Airlines flight, departing Tue, Sep 16 from Longdongbao to Pudong Intl., returning Sat, Sep 20, priced at $534 found 4 days ago
Fri, Sep 19 - Sun, Oct 26
KWE
Longdongbao
PVG
Pudong Intl.
$536 Roundtrip, found 7 hours ago
$536
Roundtrip
found 7 hours ago
Select China Southern Airlines flight, departing Fri, Sep 19 from Longdongbao to Pudong Intl., returning Sun, Oct 26, priced at $536 found 7 hours ago
Tue, Sep 16 - Sat, Sep 20
KWE
Longdongbao
PVG
Pudong Intl.
$551 Roundtrip, found 4 days ago
$551
Roundtrip
found 4 days ago
Select China Southern Airlines flight, departing Tue, Sep 16 from Longdongbao to Pudong Intl., returning Sat, Sep 20, priced at $551 found 4 days ago
Sun, Sep 14 - Sat, Oct 18
KWE
Longdongbao
PVG
Pudong Intl.
$551 Roundtrip, found 3 days ago
$551
Roundtrip
found 3 days ago
Select China Southern Airlines flight, departing Sun, Sep 14 from Longdongbao to Pudong Intl., returning Sat, Oct 18, priced at $551 found 3 days ago
Tue, Sep 16 - Sat, Sep 20
KWE
Longdongbao
PVG
Pudong Intl.
$576 Roundtrip, found 4 days ago
$576
Roundtrip
found 4 days ago
Select China Southern Airlines flight, departing Tue, Sep 16 from Longdongbao to Pudong Intl., returning Sat, Sep 20, priced at $576 found 4 days ago
Fri, Sep 19 - Sun, Oct 26
KWE
Longdongbao
PVG
Pudong Intl.
$578 Roundtrip, found 7 hours ago
$578
Roundtrip
found 7 hours ago
Select China Southern Airlines flight, departing Fri, Sep 19 from Longdongbao to Pudong Intl., returning Sun, Oct 26, priced at $578 found 7 hours ago
Sun, Sep 14 - Sat, Oct 18
KWE
Longdongbao
PVG
Pudong Intl.
$679 Roundtrip, found 3 days ago
$679
Roundtrip
found 3 days ago
Select China Southern Airlines flight, departing Sun, Sep 14 from Longdongbao to Pudong Intl., returning Sat, Oct 18, priced at $679 found 3 days ago
Fri, Sep 19 - Sun, Oct 26
KWE
Longdongbao
PVG
Pudong Intl.
$680 Roundtrip, found 7 hours ago
$680
Roundtrip
found 7 hours ago
Select China Southern Airlines flight, departing Fri, Sep 19 from Longdongbao to Pudong Intl., returning Sun, Oct 26, priced at $680 found 7 hours ago

Frequently asked questions

What route does flight number CZ3657 take?
CZ3657 travels from Guiyang Airport (KWE-Longdongbao) to Shanghai Pudong Airport directly. This journey takes 2 hours and 55 minutes.
How often is CZ3657 on time?
Roughly 89% of CZ3657 flights depart on time — so if you're jetsetting between Longdongbao Airport (KWE) and Shanghai Pudong Airport, you can relax in confidence knowing that you'll get where you need to as quickly as possible. In the rare event that this China Southern Airlines service runs behind time, you can expect a wait time of around 40 minutes. Thanks to the carrier's first-rate service, this route has a 2.75-star rating.
What kind of plane is on flight number CZ3657?
There's every chance you'll find yourself on the Boeing 737-800 if you're on flight CZ3657. Typically, this flight jets off from Longdongbao Airport (KWE) and lands at Shanghai Pudong 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 CZ3657 flight with Travelocity, please visit our Customer Service Portal.