Is RS901 delayed?
No — RS901 landed in Jeju City on schedule (6 min behind), at 07:21 on Sep 30 (as of Sep 29, 23:24 UTC).
Usually on time: arrived within 15 min of schedule on 18 of the last 18 flights.
On schedule (6 min behind)
Official source · Updated
Departure
Seoul
GMP
Actual
Sep 30
Arrival
Jeju City
CJU
Actual
Scheduled 07:15
Sep 30
Times shown in airport local time
Service date: · Actual departure date; scheduled departure unavailable (Asia/Seoul)
Market settled: On time.
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- On schedule (6 min behind)
Seoul → Jeju City
- 9 min early
Seoul → Jeju City
- 7 min early
Seoul → Jeju City
- 10 min early
Seoul → Jeju City
- On schedule (5 min behind)
Seoul → Jeju City
Is RS901 usually late?
Observation window: Aug 31, 2026 – Sep 30, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Jeju City (CJU) departures
- Left more than 15 min late
- 140 of 235
- Cancelled today
- 0
Related flights
Airports
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 30, 2026Arrived | Seoul | Jeju City | 6 | |
| Sep 29, 2026Arrived | Seoul | Jeju City | -9 | |
| Sep 28, 2026Arrived | Seoul | Jeju City | -7 | |
| Sep 27, 2026Arrived | Seoul | Jeju City | -10 | |
| Sep 26, 2026Arrived | Seoul | Jeju City | 5 | |
| Sep 25, 2026Arrived | Seoul | Jeju City | -4 | |
| Sep 24, 2026Arrived | Seoul | Jeju City | -15 | |
| Sep 23, 2026Arrived | Seoul | Jeju City | -4 | |
| Sep 22, 2026Cancelled | Seoul | Jeju City | Not available | Not available |
| Sep 21, 2026Arrived | Seoul | Jeju City | -7 | |
| Sep 20, 2026Arrived | Seoul | Jeju City | -18 | |
| Sep 19, 2026Arrived | Seoul | Jeju City | -7 | |
| Sep 18, 2026Arrived | Seoul | Jeju City | -5 | |
| Sep 17, 2026Arrived | Seoul | Jeju City | -9 | |
| Sep 16, 2026Arrived | Seoul | Jeju City | -10 | |
| Sep 15, 2026Arrived | Seoul | Jeju City | -17 | |
| Sep 14, 2026Arrived | Seoul | Jeju City | -12 | |
| Sep 6, 2026Arrived | Seoul | Jeju City | -7 | |
| Sep 5, 2026Arrived | Seoul | Jeju City | -5 |
Email me if RS901 runs late
We email you if your next RS901 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.