| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 23 | UBN | ICN | 20:30 | 00:40 |
Scheduled
|
Track > |
| Jul 22 | UBN | ICN | 20:30 | 00:45 |
Landed
|
Track > |
| Jul 21 | UBN | ICN | 20:30 | 00:51 |
Landed
|
Track > |
| Jul 20 | UBN | ICN | 20:30 | 00:13 |
Landed
|
Track > |
| Jul 19 | UBN | ICN | 20:30 | 00:36 |
Landed
|
Track > |
| Jul 18 | UBN | ICN | 20:30 | 00:23 |
Landed
|
Track > |
| Jul 17 | UBN | ICN | 20:30 | 00:58 |
Landed Late
|
Track > |
| Jul 16 | UBN | ICN | 20:30 | 03:33 |
Landed Late
|
Track > |
| Jul 15 | UBN | ICN | 20:30 | 00:27 |
Landed
|
Track > |
| Jul 14 | UBN | ICN | 20:30 | 00:27 |
Landed
|
Track > |
Korean Air Flight KE5840 connects Ulan Bator, Mongolia to Seoul, South Korea, taking off from Chinggis Khaan Ulaanbaatar International Airport UBN and landing at Seoul Incheon International Airport ICN.
How long is the KE5840 flight from Ulan Bator to Seoul?
The average flight time from Ulan Bator to Seoul is 2 hours and 43 minutes. The flight distance is 1957 km / 1216 miles and the average flight speed is 628 km/h / 390 mph.
What is the On-Time Performance (OTP) of Korean Air Flight KE5840 Ulan Bator to Seoul?
The Airportia On-Time Performance Rating for Korean Air Flight KE5840 is 4.7/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight KE5840 arriving at?
Flight KE5840 arrives at Seoul Incheon International Airport (ICN) Terminal T1.
When was the latest KE5840 flight?
The latest flight took off on Wednesday, July 23rd, 2025 with the flight status being Scheduled on 00:40.
How else can the flight KE5840 be referenced as?
This Korean Air flight can also be referenced as KAL5840, KE 5840, KAL 5840.
How often is flight KE5840 delayed?
On average, 40% of all KE5840 flights are delayed. The average delay is 51 minutes.
See our KE5840 Flight Tracker above for more details.
Other flights departing from Ulan Bator UBN: MR801, OM309, OM265, OM257
Other flights arriving at Seoul ICN: OM309, SC4621, 5Y8541, 5Y8541
All flights connecting Ulan Bator UBN to Seoul ICN.
