Seoul to Shenzhen (ICN-SZX): nonstop upgrade & award space

Shenzhen Airlines, China Southern Airlines, Korean Air, and Asiana Airlines fly nonstop between Seoul (ICN) and Shenzhen (SZX), roughly 35 times a week. With this many departures on a short sector, premium cabins are small and turn over daily, so upgrade or award space opens and closes within hours. 2LNR tracks award seats on China Southern Airlines across every ICN to SZX date, so you can see whether a seat exists before you move points.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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35
Nonstop flights a week
1,270 mi
Nonstop distance
Free
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Seoul to Shenzhen flight schedule

Scheduled nonstop departures for ICN to SZX, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Seoul (ICN) to Shenzhen (SZX)
Date Flight Airline Departs ICN Arrives SZX Duration Aircraft
KE 835Korean Air08:4011:353h 55m77W
CZ 3090China Southern Airlines14:5017:453h 55m32N
ZH 634Shenzhen Airlines15:1518:003h 45m738
ZH 632Shenzhen Airlines17:4520:353h 50m320
OZ 371Asiana Airlines22:1001:154h 5m32Q
KE 835Korean Air08:4011:353h 55m333
CZ 3090China Southern Airlines14:5017:453h 55m32N
ZH 634Shenzhen Airlines15:1518:003h 45m738
ZH 632Shenzhen Airlines17:4520:353h 50m320
OZ 371Asiana Airlines22:1001:154h 5m32Q
KE 835Korean Air08:4011:353h 55m333
CZ 3090China Southern Airlines14:5017:453h 55m32N
ZH 634Shenzhen Airlines15:1518:003h 45m738
ZH 632Shenzhen Airlines17:4520:353h 50m320
OZ 371Asiana Airlines22:1001:154h 5m32Q
KE 835Korean Air08:4011:353h 55m333
OZ 371Asiana Airlines10:0512:403h 35m333
CZ 3090China Southern Airlines14:5017:453h 55m32N
ZH 634Shenzhen Airlines15:1518:003h 45m738
ZH 632Shenzhen Airlines17:4520:353h 50m320
KE 835Korean Air08:4011:353h 55m333
OZ 371Asiana Airlines10:0512:403h 35m77L
CZ 3090China Southern Airlines14:5017:453h 55m32N
ZH 634Shenzhen Airlines15:1518:003h 45m738
ZH 632Shenzhen Airlines17:4520:353h 50m320
KE 835Korean Air08:4011:353h 55m333
CZ 3090China Southern Airlines14:5017:453h 55m32N
ZH 634Shenzhen Airlines15:1518:003h 45m738
ZH 632Shenzhen Airlines17:4520:353h 50m320
OZ 371Asiana Airlines22:1001:154h 5m77L
KE 835Korean Air08:4011:353h 55m333
CZ 3090China Southern Airlines14:5017:453h 55m32N
ZH 634Shenzhen Airlines15:1518:003h 45m738
ZH 632Shenzhen Airlines17:4520:353h 50m320
OZ 371Asiana Airlines22:1001:154h 5m77L

Showing all 35 scheduled ICN to SZX departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every ICN to SZX date on the interactive map

Award seats on ICN to SZX departures

2LNR tracks award seats on China Southern Airlines, date by date. Open the calendar for Seoul to Shenzhen to see whether a seat exists before you move points, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each ICN to SZX departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See ICN to SZX on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Seoul to Shenzhen nonstop

Carriers operating ICN to SZX nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See ICN to SZX on the interactive map →

Frequently asked questions about ICN to SZX

How far is Shenzhen from Seoul?
ICN to SZX covers about 1,270 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from ICN to SZX?
Shenzhen Airlines, China Southern Airlines, Korean Air, and Asiana Airlines fly the route nonstop. 2LNR tracks award seats on China Southern Airlines.
How many flights a week are there from ICN to SZX?
About 35 nonstop flights a week run between Seoul and Shenzhen in the current schedule, operated by Shenzhen Airlines, China Southern Airlines, Korean Air, and Asiana Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from ICN to SZX depart?
Scheduled ICN to SZX nonstops in the next 7 days with service leave between 08:40 and 22:10, local time at Seoul. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on ICN to SZX?
Open the ICN to SZX route on the interactive map or the matrix to see award seats by date on China Southern Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss ICN to SZX upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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