Korean Air
Is KE1704 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled arrival date; departure time unavailable (UTC)
On time
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Jeju City
CJU
Scheduled
Not available
Arrival
Cheongju
CJJ
Estimated
Sep 16
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Service date: · Actual departure date; scheduled departure unavailable (Asia/Seoul)
5 min early
Official source · Updated
Departure
Jeju City
CJU
Actual
Sep 16
Arrival
Cheongju
CJJ
Actual
Sep 15
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 5 min early
CJU → CJJ
- 14 min early
CJU → CJJ
- 12 min early
CJU → CJJ
- 12 min early
CJU → CJJ
- 17 min early
CJU → CJJ
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 24
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- Observed occurrences
- 29
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 16, 2026Arrived | Jeju City | Cheongju | -5 | |
| Sep 15, 2026Arrived | Jeju City | Cheongju | -14 | |
| Sep 14, 2026Arrived | Jeju City | Cheongju | -12 | |
| Sep 13, 2026Arrived | Jeju City | Cheongju | -12 | |
| Sep 12, 2026Arrived | Jeju City | Cheongju | -17 | |
| Sep 11, 2026Arrived | Jeju City | Cheongju | -14 | |
| Sep 10, 2026Arrived | Jeju City | Cheongju | -6 | |
| Sep 9, 2026Arrived | Jeju City | Cheongju | 0 | |
| Sep 8, 2026Arrived | Jeju City | Cheongju | -9 | |
| Sep 7, 2026Arrived | Jeju City | Cheongju | -6 | |
| Sep 6, 2026Arrived | Jeju City | Cheongju | -19 | |
| Sep 5, 2026Arrived | Jeju City | Cheongju | -13 | |
| Sep 4, 2026Arrived | Jeju City | Cheongju | -13 | |
| Sep 3, 2026Arrived | Jeju City | Cheongju | -14 | |
| Sep 2, 2026Arrived | Jeju City | Cheongju | -17 | |
| Sep 1, 2026Arrived | Jeju City | Cheongju | -9 | |
| Aug 31, 2026Arrived | Jeju City | Cheongju | -6 | |
| Aug 30, 2026Arrived | Jeju City | Cheongju | -10 | |
| Aug 29, 2026Arrived | Jeju City | Cheongju | -13 | |
| Aug 28, 2026Arrived | Jeju City | Cheongju | -11 | |
| Aug 27, 2026Arrived | Jeju City | Cheongju | -12 | |
| Aug 26, 2026Arrived | Jeju City | Cheongju | 1 | |
| Aug 25, 2026Arrived | Jeju City | Cheongju | 9 | |
| Aug 24, 2026Arrived | Jeju City | Cheongju | -8 |