Asiana Airlines
OZ521 Flight status
According to Trip.com real-time data, the OZ521 flight operated by Asiana Airlines on Oct 10, 2026, flying from Seoul (ICN) to London (LHR), departed at 08:54 (local time in Seoul, UTC+9) and is expected to arrive at 14:41 (local time in London, UTC+1) at Heathrow Airport (LHR).
Fri, Oct 9
Sat, Oct 10
Sun, Oct 11
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Arrived
The flight has arrived 1m early
14h 30m
Check-in Counter
G17-J40
Boarding Gate
267
Arrival Gate
--
Baggage
8
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En route
Your flight has departed Seoul and is expected to arrive in London at 14:41.
14h 25m
Check-in Counter
G17-J40
Boarding Gate
256
Arrival Gate
--
Baggage
--
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Scheduled
Your flight will depart on time.
14h 30m
Check-in Counter
G17-J40
Boarding Gate
--
Arrival Gate
--
Baggage
--
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OZ521
OZ521 Aircraft Details
According to Trip.com real-time data, the OZ521 flight from Seoul to London on 10/10/2026 is operated using the aircraft model Airbus A350-900. This aircraft has been in service for 5y, 10m. The aircraft has 275 seats.
Airbus A350-900
Punctuality (Departure)
63
%
Punctuality (Arrival)
97
%
Early on average
4 minutes
Age
5y, 10m
Seats
275
Flight Distance
--
Economy
Business
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
46 cm
Seat width better than on 25% of flights
110°
Reclining Angle
3-3-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
196 cm
More legroom than on 50% of flights
56 cm
Seat width better than on 50% of flights
180°
Reclining Angle
Fully reclinable
1-2-1
Seat layout example
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Flight History for OZ521
Trip.com historical records show that the last OZ521 flight departed on Fri, Oct 9 from ICN at approximately 08:47. This flight is expected to arrrive in LHR at 14:49.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Mon, Oct 5 | Seoul (ICN) | London (LHR) | 359 | 08:27 | 14:00 | Arrived |
| Tue, Oct 6 | Seoul (ICN) | London (LHR) | 359 | 08:12 | 13:56 | Arrived |
| Wed, Oct 7 | Seoul (ICN) | London (LHR) | 359 | 08:15 | 13:45 | Arrived |
| Thu, Oct 8 | Seoul (ICN) | London (LHR) | 359 | 08:08 | 13:46 | Arrived |
| Fri, Oct 9 | Seoul (ICN) | London (LHR) | 359 | 08:47 | 14:49 | Arrived |
| Sat, Oct 10 | Seoul (ICN) | London (LHR) | 359 | 08:54 | 14:41 | En route |
| Sun, Oct 11 | Seoul (ICN) | London (LHR) | 359 | 07:50 | 14:20 | Scheduled |
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OZ521 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of OZ521 is 63% (Late on average 33 minutes), and the on-time arrival rate is 97% (Early on average 4 minutes).
On-Time Departures
Punctuality
63
%
Late on average
33 minutes
Early
0
%
On time
63
%
30 mins late
27
%
60 mins late
7
%
90 mins late
3
%
Cancelled
0
%
On-Time Arrivals
Punctuality
97
%
Early on average
4 minutes
Early
60
%
On time
37
%
30 mins late
0
%
60 mins late
3
%
90 mins late
0
%
Cancelled
0
%
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Flight FAQs
-
What is the current status of flight oz521?
Flight oz521 has departed (status: En route). Departure 08:54, estimated arrival 14:41 (updated Oct 10, 2026). -
Is flight oz521 on time today?
Flight oz521 has already departed (status: En route). It took off at 08:54 and is estimated to arrive at 14:41. -
Has flight oz521 departed yet? What is the departure time?
Flight oz521 is scheduled to depart at 08:30. The latest actual or estimated departure time is 08:54, and the current status is En route (updated Oct 10, 2026). -
When is flight oz521 scheduled to arrive?
Flight oz521 is scheduled to arrive at 14:55. The latest estimated or actual arrival time is 14:41. Status is En route as of Oct 10, 2026. -
What is the gate information for flight oz521?
For flight oz521, the departure terminal is T2 and the boarding gate is 256. Gate assignments can change at short notice—confirm on airport screens before heading to security. -
What route does flight oz521 fly?
Flight oz521 is operated by Asiana Airlines from Seoul (ICN) to London (LHR). Typical flight time is about 14 hours 25 minutes; operating days may include Saturday. -
How can I check real-time status for flight oz521?
Track flight oz521 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications. -
If flight oz521 is delayed or canceled, what should I do?
If oz521 is delayed or canceled, first confirm the latest status here (En route, updated Oct 10, 2026). Contact Asiana Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com. -
Has flight oz521 departed from Seoul?
Flight oz521 has departed from Seoul (ICN) at 08:54 (status: En route). -
What is the seat configuration for flight oz521?
Flight oz521 usually flies a Airbus A350-900 with seat layout 3-3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Arrival Info: London Weather & Current Time
Mostly clear
|
9°C - 20°C
Weather forecast for your arrival day
-8 hour time difference
Time on arrival: Seoul 22:41
|
London 14:41
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