--- title: "Seoul (ICN) to Shenzhen (SZX) flights: who flies it" description: "China Southern Airlines, Shenzhen Airlines and 3 more airlines fly nonstop from ICN to SZX, about 36 flights a week. Award space by date on 2LNR, next 14 days free." canonical: "https://2lnr.com/routes/icn-szx" url: "https://2lnr.com/routes/icn-szx.md" date_modified: "2026-10-18T05:10:47Z" --- # Seoul to Shenzhen (ICN-SZX): nonstop flights and award space Shenzhen Airlines, China Southern Airlines, Korean Air, Asiana Airlines, and Parata Air fly nonstop between Seoul (ICN) and Shenzhen (SZX), roughly 36 times a week. The timetable below shows the nonstop scheduled at 3h 35m to 4h 25m for the 1,270 miles. 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 October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See ICN to SZX on the interactive map [Get started free](https://2lnr.com/login) 36 Flights a week, 4-week average 3h 35m to 4h 25m Scheduled flight time 1,270 mi Nonstop distance Free To get started ## Seoul to Shenzhen flight schedule Scheduled nonstop departures for ICN to SZX starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Seoul (ICN) to Shenzhen (SZX) | Date | Flight | Airline | Departs ICN | Arrives SZX | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | KE 835 | Korean Air | 08:40 | 11:35 | 3h 55m | [Airbus A330-300](https://2lnr.com/seatmaps/ke/a330-300.md) | | Fri, Oct 23 | CZ 3090 | China Southern Airlines | 14:50 | 17:45 | 3h 55m | [Airbus A321neo family](https://2lnr.com/seatmaps/cz/a321neo.md) | | Fri, Oct 23 | ZH 634 | Shenzhen Airlines | 15:15 | 18:00 | 3h 45m | [Boeing 737-800](https://2lnr.com/seatmaps/zh/737-800.md) | | Fri, Oct 23 | ZH 632 | Shenzhen Airlines | 17:45 | 20:35 | 3h 50m | [Airbus A320](https://2lnr.com/seatmaps/zh/a320.md) | | Fri, Oct 23 | OZ 371 | Asiana Airlines | 22:10 | 01:15 | 4h 5m | [Boeing 777-200LR](https://2lnr.com/seatmaps/oz/777-200lr.md) | | Sat, Oct 24 | KE 835 | Korean Air | 08:40 | 11:35 | 3h 55m | Airbus A330-300 | | Sat, Oct 24 | OZ 371 | Asiana Airlines | 10:05 | 12:40 | 3h 35m | Boeing 777-200LR | | Sat, Oct 24 | CZ 3090 | China Southern Airlines | 14:50 | 18:00 | 4h 10m | Airbus A321neo family | | Sat, Oct 24 | ZH 634 | Shenzhen Airlines | 15:15 | 18:00 | 3h 45m | Boeing 737-800 | | Sat, Oct 24 | ZH 632 | Shenzhen Airlines | 17:45 | 20:35 | 3h 50m | Airbus A320 | | Sun, Oct 25 | KE 835 | Korean Air | 08:15 | 11:25 | 4h 10m | [Boeing 737-900](https://2lnr.com/seatmaps/ke/737-900.md) | | Sun, Oct 25 | OZ 371 | Asiana Airlines | 09:55 | 13:00 | 4h 5m | [Airbus A330-300](https://2lnr.com/seatmaps/oz/a330-300.md) | | Sun, Oct 25 | CZ 3090 | China Southern Airlines | 13:45 | 17:00 | 4h 15m | Airbus A321neo family | | Sun, Oct 25 | ZH 634 | Shenzhen Airlines | 15:15 | 18:00 | 3h 45m | Boeing 737-800 | | Sun, Oct 25 | ZH 632 | Shenzhen Airlines | 17:45 | 20:35 | 3h 50m | Airbus A320 | | Mon, Oct 26 | KE 835 | Korean Air | 08:15 | 11:25 | 4h 10m | Boeing 737-900 | | Mon, Oct 26 | OZ 371 | Asiana Airlines | 09:55 | 13:00 | 4h 5m | Airbus A330-300 | | Mon, Oct 26 | CZ 3090 | China Southern Airlines | 13:45 | 17:00 | 4h 15m | Airbus A321neo family | | Mon, Oct 26 | ZH 634 | Shenzhen Airlines | 15:15 | 18:00 | 3h 45m | Boeing 737-800 | | Mon, Oct 26 | ZH 632 | Shenzhen Airlines | 17:45 | 20:35 | 3h 50m | Airbus A320 | | Tue, Oct 27 | KE 835 | Korean Air | 08:15 | 11:25 | 4h 10m | Boeing 737-900 | | Tue, Oct 27 | OZ 371 | Asiana Airlines | 09:55 | 13:00 | 4h 5m | Airbus A330-300 | | Tue, Oct 27 | CZ 3090 | China Southern Airlines | 13:45 | 16:55 | 4h 10m | Airbus A321neo family | | Tue, Oct 27 | ZH 634 | Shenzhen Airlines | 15:15 | 18:00 | 3h 45m | Boeing 737-800 | | Tue, Oct 27 | ZH 632 | Shenzhen Airlines | 16:45 | 20:10 | 4h 25m | Airbus A320 | | Wed, Oct 28 | KE 835 | Korean Air | 08:15 | 11:25 | 4h 10m | Boeing 737-900 | | Wed, Oct 28 | OZ 371 | Asiana Airlines | 09:55 | 13:00 | 4h 5m | Airbus A330-300 | | Wed, Oct 28 | CZ 3090 | China Southern Airlines | 13:45 | 17:00 | 4h 15m | Airbus A321neo family | | Wed, Oct 28 | ZH 634 | Shenzhen Airlines | 14:55 | 18:05 | 4h 10m | Boeing 737-800 | | Wed, Oct 28 | ZH 632 | Shenzhen Airlines | 17:45 | 20:35 | 3h 50m | Airbus A320 | | Thu, Oct 29 | KE 835 | Korean Air | 08:15 | 11:25 | 4h 10m | Boeing 737-900 | | Thu, Oct 29 | OZ 371 | Asiana Airlines | 09:55 | 13:00 | 4h 5m | Airbus A330-300 | | Thu, Oct 29 | CZ 3090 | China Southern Airlines | 13:45 | 16:55 | 4h 10m | Airbus A321neo family | | Thu, Oct 29 | ZH 634 | Shenzhen Airlines | 14:55 | 18:05 | 4h 10m | Boeing 737-800 | | Thu, Oct 29 | ZH 632 | Shenzhen Airlines | 17:45 | 20:35 | 3h 50m | Airbus A320 | Showing all 35 scheduled ICN to SZX departures across 7 days with service, starting October 23, 2026. 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 hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every ICN to SZX date on the interactive map ## Aircraft on the Seoul to Shenzhen nonstop In the schedule table on this page, Shenzhen Airlines flies the [Boeing 737-800](https://2lnr.com/seatmaps/zh/737-800.md) and the [Airbus A320](https://2lnr.com/seatmaps/zh/a320.md). Korean Air flies the [Boeing 737-900](https://2lnr.com/seatmaps/ke/737-900.md) and the [Airbus A330-300](https://2lnr.com/seatmaps/ke/a330-300.md). China Southern Airlines flies the [Airbus A321neo family](https://2lnr.com/seatmaps/cz/a321neo.md). Asiana Airlines flies the [Airbus A330-300](https://2lnr.com/seatmaps/oz/a330-300.md) and the [Boeing 777-200LR](https://2lnr.com/seatmaps/oz/777-200lr.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## 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. China Southern Airlines award space was open on 1 of the 14 Seoul to Shenzhen departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Award seats by date on the ICN to SZX departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're 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. Where 2LNR tracks the carrier, its departures show award space by date. - [Shenzhen Airlines (ZH) route map](https://2lnr.com/routes/airlines/zh.md)\ [The aircraft ZH flies](https://2lnr.com/seatmaps/zh.md) - [China Southern Airlines (CZ) route map](https://2lnr.com/routes/airlines/cz.md)\ [The aircraft CZ flies](https://2lnr.com/seatmaps/cz.md) - [Korean Air (KE) route map](https://2lnr.com/routes/airlines/ke.md)\ [The aircraft KE flies](https://2lnr.com/seatmaps/ke.md) - [Asiana Airlines (OZ) route map](https://2lnr.com/routes/airlines/oz.md)\ [The aircraft OZ flies](https://2lnr.com/seatmaps/oz.md) - [Parata Air (WE) route map](https://2lnr.com/routes/airlines/we.md)\ [The aircraft WE flies](https://2lnr.com/seatmaps/we.md) See ICN to SZX on the interactive map → ## Frequently asked questions about ICN to SZX **How long is the flight from Seoul (ICN) to Shenzhen (SZX)?** Scheduled flight times from Seoul (ICN) to Shenzhen (SZX) run from 3h 35m to 4h 25m across the departures in the schedule table on this page. The nonstop covers about 1,270 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from ICN to SZX?** Shenzhen Airlines, China Southern Airlines, Korean Air, Asiana Airlines, and Parata Air fly ICN to SZX nonstop. 2LNR tracks award seats on China Southern Airlines. **How many flights a week are there from ICN to SZX?** About 36 nonstop flights a week run between Seoul (ICN) and Shenzhen (SZX) in the current schedule, operated by Shenzhen Airlines, China Southern Airlines, Korean Air, Asiana Airlines, and Parata Air. 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 08:15 and 22:10, local time at Seoul. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate ICN to SZX nonstop?** In the schedule table on this page, ICN to SZX nonstops fly as ZH 632 and ZH 634 on Shenzhen Airlines; CZ 3090 on China Southern Airlines; KE 835 on Korean Air; and OZ 371 on Asiana Airlines. The table lists each departure by date with its times and aircraft. **How do I check 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. Flying the other way? See [SZX to ICN nonstop flights and award space](https://2lnr.com/routes/szx-icn.md). Award seats rather than schedules? See [China Southern Airlines award availability](https://2lnr.com/awards/cz.md). Looking beyond this route? See [every route from Seoul (ICN)](https://2lnr.com/routes/icn.md), or [every route from Shenzhen (SZX)](https://2lnr.com/routes/szx.md). Nonstops from Seoul (ICN) to other airports within 150 miles of Shenzhen (SZX): - [Seoul (ICN) to Hong Kong (HKG)](https://2lnr.com/routes/icn-hkg.md), 24 miles from SZX - [Seoul (ICN) to Macau (MFM)](https://2lnr.com/routes/icn-mfm.md), 36 miles from SZX - [Seoul (ICN) to Guangzhou (CAN)](https://2lnr.com/routes/icn-can.md), 61 miles from SZX Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## See ICN to SZX award space by date See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)