Route guide

Santol to Seoul (CRK-ICN): Nonstop Upgrade & Award Space

Asiana Airlines, Coyne Aviation, Hahn Air Systems, and Jin Air fly nonstop between Santol (CRK) and Seoul (ICN), roughly 37 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every CRK to ICN departure, so you know which flights have space before you book.

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

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37
Nonstop flights a week
1,581 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every CRK to ICN 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 Santol to Seoul 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 CRK to ICN 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 CRK to ICN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Santol to Seoul nonstop

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

  • Asiana Airlines
  • Coyne Aviation
  • Hahn Air Systems
  • Jin Air
See CRK to ICN on the interactive map →

Frequently asked questions about CRK to ICN

How far is Seoul from Santol?
CRK to ICN covers about 1,581 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from CRK to ICN?
Asiana Airlines, Coyne Aviation, Hahn Air Systems, and Jin Air fly the route nonstop. 2LNR tracks confirmed upgrade and award space on all four of them.
How many flights a week are there from CRK to ICN?
About 37 nonstop flights a week run between Santol and Seoul in the current schedule, operated by Asiana Airlines, Coyne Aviation, Hahn Air Systems, and Jin Air. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on CRK to ICN?
Open the CRK to ICN calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Santol to Seoul route, and 2LNR will notify you when space opens. It's free to start.

Never miss CRK to ICN upgrade or award space

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

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