(OZ) Asiana Airlines 521 Flight Details
Delayed by 18m | Arrived
Departure
ICN
Seoul Incheon International Airport, KR
Flight Gate Times
21-Apr-2026
Scheduled
07:50
KST
Actual
08:09
KST
Total Departure Delay: 19 mins
Flight Runway Times
21-Apr-2026
Scheduled
--
Actual
08:31
KST
Runway Delay: -
Terminal
2
Gate
268
Craft Type
Airbus A350-900
359
Flight Time
Scheduled
14h 30m
Arrival
LHR
London Heathrow Airport, EN, GB
Flight Gate Times
21-Apr-2026
Scheduled
14:20
BST
Actual
14:38
BST
Total Arrival Delay: 18 mins
Flight Runway Times
21-Apr-2026
Scheduled
--
Actual
14:29
BST
Runway Delay: -
Terminal
2
Gate
-
Baggage Claim
9
Tail Number
HL7771
Flight Time
Actual
14h 29m
Event Timeline
Date
Event
Data Updated
21 Apr
14:13
23:13
15:13
Gate Adjustment
Baggage changed to 9
21 Apr
13:50
22:50
14:50
Time Adjustment
Estimated Gate Arrival changed from Apr-21-2026 2:40 PM to Apr-21-2026 2:38 PM
Actual Gate Arrival changed to Apr-21-2026 2:38 PM
21 Apr
13:33
22:33
14:33
Status Landed
Estimated Runway Arrival changed from Apr-21-2026 2:40 PM to Apr-21-2026 2:29 PM
Actual Runway Arrival changed to Apr-21-2026 2:29 PM
Status changed from Active to Landed
21 Apr
13:00
22:00
14:00
Time Adjustment
Estimated Runway Arrival changed from Apr-21-2026 3:21 PM to Apr-21-2026 2:40 PM
Estimated Gate Arrival changed to Apr-21-2026 2:40 PM
21 Apr
09:30
18:30
10:30
Time Adjustment
Estimated Runway Arrival changed from Apr-21-2026 3:27 PM to Apr-21-2026 3:21 PM
21 Apr
08:52
17:52
09:52
Time Adjustment
Estimated Runway Arrival changed from Apr-21-2026 2:26 PM to Apr-21-2026 3:27 PM
20 Apr
23:45
08:45
00:45
Time Adjustment
Estimated Runway Arrival changed from Apr-21-2026 2:19 PM to Apr-21-2026 2:26 PM
20 Apr
23:32
08:32
00:32
Time Adjustment
Estimated Runway Arrival changed to Apr-21-2026 2:19 PM
20 Apr
23:32
08:32
00:32
Time Adjustment
Estimated Runway Departure changed to Apr-21-2026 8:31 AM
Actual Runway Departure changed to Apr-21-2026 8:31 AM
20 Apr
23:20
08:20
00:20
Time Adjustment
Estimated Gate Departure changed from Apr-21-2026 8:08 AM to Apr-21-2026 8:09 AM
Actual Gate Departure changed from Apr-21-2026 8:08 AM to Apr-21-2026 8:09 AM
20 Apr
23:12
08:12
00:12
Time Adjustment
Estimated Gate Departure changed from Apr-21-2026 8:09 AM to Apr-21-2026 8:08 AM
Actual Gate Departure changed from Apr-21-2026 8:09 AM to Apr-21-2026 8:08 AM
20 Apr
23:12
08:12
00:12
Status Active
Estimated Gate Departure changed from Apr-21-2026 8:07 AM to Apr-21-2026 8:09 AM
Actual Gate Departure changed to Apr-21-2026 8:09 AM
Tail Number changed to HL7771
Status changed from Scheduled to Active
20 Apr
23:08
08:08
00:08
Time Adjustment
Estimated Gate Departure changed from Apr-21-2026 7:50 AM to Apr-21-2026 8:07 AM
20 Apr
20:04
05:04
21:04
Time Adjustment
Estimated Gate Departure changed to Apr-21-2026 7:50 AM
20 Apr
15:12
00:12
16:12
Gate Adjustment
Departure Gate changed to 268
19 Apr
22:58
07:58
23:58
Equipment Adjustment
Actual Equipment changed to 359
18 Apr
18:36
03:36
19:36
Record Created
18 Apr
18:36
03:36
19:36
Time Adjustment
Scheduled Gate Departure changed to Apr-21-2026 7:50 AM
Scheduled Gate Arrival changed to Apr-21-2026 2:20 PM
Departure Terminal changed to 2
Arrival Terminal changed to 2
Scheduled Equipment changed to 359