Informational Guide to Seoul Incheon International Airport (ICN) - Non Official

KE684 Korean Air - Flight Status

Codeshare Flights
The flight DL7927 from Delta Air Lines (DL) is a codeshare flight operated by Korean Air (KE) under the flight number KE684. Check this page for details about flight KE684.

Below, you can find details about Korean Air flight KE684, which currently operates between the airports of Chiang Mai - Chiang Mai International Airport (Airport Code CNX) and Seoul - Seoul Incheon International Airport (Airport Code ICN).
This flight data pertains specifically to the flight's details for Sunday, November 09, 2025.

KE684 On Time performance:
89
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

KE684 Korean Air from Chiang Mai

Scheduled - On-time
Flight Status for Sunday November 09, 2025
This flight is also scheduled for Today (November 08, 2025). See it here

Airline information

Korean Air
Korean Air
Equipment: Airbus A330-300

Departure

Chiang Mai (CNX)
November 09, 2025
Chiang Mai International Airport
Estimated Departure Time:
00:15
Terminal:
-
Gate:
-
Scheduled Departure Time: 00:15

Arrival

Seoul (ICN)
November 09, 2025
Seoul Incheon International Airport
Estimated Arrival Time:
07:05
Terminal:
2
Gate:
266
Scheduled Arrival Time: 07:05
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.seoul-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- DL7927 - Delta Air Lines

Additional Information

Which is the frequency of flight KE684?
The flight KE684 is scheduled to flight on daily basis.

Which is the distance of flight KE684?
The distance between the two airports is 3381 kilometers.

Which is the flight time of flight KE684?
The scheduled flight time gate to gate is: 04:50 hours.
The real flight time gate to gate on average is: 04:37 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Chiang Mai: 2025-11-08 14:04:56
Current Time in Seoul: 2025-11-08 16:04:56

Alternative Flights

The following airlines serves the same route between Chiang Mai and Seoul:

Jeju Air
- Flight Number: 7C2516. (On Time performance: 79 - Average Delay: 12 minutes)

Jin Air
- Flight Number: LJ10. (On Time performance: 79 - Average Delay: 16 minutes)

Eastar Jet
- Flight Number: ZE518. (On Time performance: 78 - Average Delay: 10 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from October 27, 2025 to November 04, 2025, we have obtained these figures.
Total number of flights: 9
On Time: 8 ( 89 % )
Moderate Delay: 0 ( 0 % )
Significant Delay: 0 ( 0 % )
Major Delay: 1 ( 11 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 27 minutes.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from October 27, 2025 to October 31, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Last Past Flights KE684

Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
04 November
00:08
Chiang Mai (CNX)
06:59
Seoul (ICN)
04h 51min
Airbus A330-30
Airbus A330-30
Landed - On-time
Monday
03 November
00:14
Chiang Mai (CNX)
07:02
Seoul (ICN)
04h 48min
Airbus A330-30
Airbus A330-30
Landed - On-time
Sunday
02 November
03:57
Chiang Mai (CNX)
10:57
Seoul (ICN)
05h 00min
Airbus A330-30
Airbus A330-30
Landed - Delayed
Saturday
01 November
00:05
Chiang Mai (CNX)
06:54
Seoul (ICN)
04h 49min
Airbus A330-30
Airbus A330-30
Landed - On-time
Friday
31 October
23:59
Chiang Mai (CNX)
06:52
Seoul (ICN)
04h 53min
Airbus A330-30
Airbus A330-30
Landed - On-time
Thursday
30 October
00:13
Chiang Mai (CNX)
07:09
Seoul (ICN)
04h 56min
Airbus A330-30
Airbus A330-30
Landed - On-time
Wednesday
29 October
00:15
Chiang Mai (CNX)
07:10
Seoul (ICN)
04h 55min
Airbus A330-30
Airbus A330-30
Landed - On-time
Tuesday
28 October
00:14
Chiang Mai (CNX)
07:01
Seoul (ICN)
04h 47min
Airbus A330-30
Airbus A330-30
Landed - On-time
Monday
27 October
17:07
Chiang Mai (CNX)
21:45
Seoul (ICN)
02h 38min
Airbus A330-30
Airbus A330-30
Landed - On-time