Route guide

Surabaya to Shenzhen (SUB-SZX): Nonstop Upgrade & Award Space

China Southern Airlines flies nonstop from Surabaya (SUB) to Shenzhen (SZX) just twice a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on all of them, so a rare opening doesn't slip past you.

Data current as of July 31, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

See SUB to SZX on the interactive map Get started free
2
Nonstop flights a week
2,075 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every SUB to SZX departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Surabaya to Shenzhen to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each SUB 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 SUB to SZX on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Surabaya to Shenzhen nonstop

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

  • China Southern Airlines
See SUB to SZX on the interactive map →

Frequently asked questions about SUB to SZX

How far is Shenzhen from Surabaya?
SUB to SZX covers about 2,075 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from SUB to SZX?
China Southern Airlines is currently the only airline flying SUB to SZX nonstop. 2LNR tracks confirmed upgrade and award space on every China Southern Airlines departure.
How often does SUB to SZX operate?
The nonstop currently runs twice a week, on China Southern Airlines. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on SUB to SZX?
Open the SUB to SZX calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Surabaya to Shenzhen route, and 2LNR will notify you when space opens. It's free to start.

Never miss SUB to SZX upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

Get started free