Route guide

Jeju to Nanjing (CJU-NKG): Nonstop Upgrade & Award Space

Juneyao Air flies the CJU to NKG nonstop about 10 times a week. That's enough service to give you a real choice of departures, though premium seats don't sit unclaimed for long. 2LNR watches every CJU to NKG departure for confirmed upgrade and award space and can alert you when a date you're tracking opens up.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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10
Nonstop flights a week
460 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every CJU to NKG 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 Jeju to Nanjing 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 CJU to NKG 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 CJU to NKG on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Jeju to Nanjing nonstop

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

  • Juneyao Air
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Frequently asked questions about CJU to NKG

How far is Nanjing from Jeju?
CJU to NKG covers about 460 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from CJU to NKG?
Juneyao Air is currently the only airline flying CJU to NKG nonstop. 2LNR tracks confirmed upgrade and award space on every Juneyao Air departure.
How many flights a week are there from CJU to NKG?
About 10 nonstop flights a week run between Jeju and Nanjing in the current schedule, operated by Juneyao Air. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on CJU to NKG?
Open the CJU to NKG calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Jeju to Nanjing route, and 2LNR will notify you when space opens. It's free to start.

Never miss CJU to NKG upgrade or award space

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