Aeroflot SU521 Flight Status
According to Trip.com real-time data, the SU521 flight operated by Aeroflot on Oct 30, 2026, scheduled to fly from Dubai (DXB) to Moscow (SVO), has experienced a change in flight status: the originally scheduled departure time has been delayed, and the new departure time is 8:00 PM , with a new arrival time of 1:50 AM (local time in Moscow, UTC+3) . Trip.com will continue to keep you updated on the latest flight status.
Thu, Oct 29
Fri, Oct 30
Sat, Oct 31
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Arrived
The flight has arrived 12m late
6h 50m
Check-in Counter
AREA 5
Boarding Gate
134
Arrival Gate
129
Baggage
1
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Delayed
Your flight is about 3h 25m late
6h 50m
Check-in Counter
AREA 5
Boarding Gate
129
Arrival Gate
129
Baggage
--
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Aeroflot From BRL 1,911
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Scheduled
Your flight will depart on time.
6h 25m
Check-in Counter
AREA 5
Boarding Gate
D16
Arrival Gate
--
Baggage
--
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Aeroflot From BRL 1,911
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SU521 Aircraft Details
According to Trip.com real-time data, the SU521 flight flying from Dubai to Moscow on 10/30/2026 is operated by the aircraft model Boeing 777-300ER. This aircraft has been in service for 13y, 8m. The aircraft is equipped with 402 seats.
Boeing 777-300ER
Punctuality (Departure)
67
%
Punctuality (Arrival)
73
%
Late on average
16 minutes
Age
13y, 8m
Seats
402
Flight Distance
--
Economy
Premium Economy
Business
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi is unavailable
USB port
Seat Information
79 cm
More legroom than on 100% of flights
43 cm
Seat width
120°
Reclining Angle
3-4-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi is unavailable
USB port and power outlet
Seat Information
97 cm
Legroom
48 cm
Seat width
140°
Reclining Angle
2-4-2
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi is unavailable
USB port and power outlet
Seat Information
147 cm
More legroom than on 40% of flights
55 cm
Seat width better than on 60% of flights
180°
Reclining Angle
Fully reclinable
2-2-2
Seat layout example
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Flight History for SU521
Trip.com historical records show that the last SU521 flight departed on Thu, Oct 29 from DXB at approximately 5:03 PM. This flight is expected to arrrive in SVO at 10:37 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Oct 25 | Dubai (DXB) | Moscow (SVO) | 333 | 4:53 PM | 9:56 PM | Arrived |
| Mon, Oct 26 | Dubai (DXB) | Moscow (SVO) | 333 | 4:54 PM | 10:04 PM | Arrived |
| Tue, Oct 27 | Dubai (DXB) | Moscow (SVO) | 333 | 4:41 PM | 10:22 PM | Arrived |
| Wed, Oct 28 | Dubai (DXB) | Moscow (SVO) | 333 | 4:49 PM | 9:58 PM | Arrived |
| Thu, Oct 29 | Dubai (DXB) | Moscow (SVO) | 333 | 5:03 PM | 10:37 PM | Arrived |
| Fri, Oct 30 | Dubai (DXB) | Moscow (SVO) | B77W | 8:00 PM | 1:50 AM | Delayed |
| Sat, Oct 31 | Dubai (DXB) | Moscow (SVO) | 333 | 4:35 PM | 10:00 PM | Scheduled |
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SU521 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of SU521 is 67% (Late on average 50 minutes), and the on-time arrival rate is 73% (Late on average 16 minutes).
On-Time Departures
Punctuality
67
%
Late on average
50 minutes
Early
0
%
On time
67
%
30 mins late
10
%
60 mins late
0
%
90 mins late
23
%
Canceled
0
%
On-Time Arrivals
Punctuality
73
%
Late on average
16 minutes
Early
50
%
On time
23
%
30 mins late
3
%
60 mins late
7
%
90 mins late
17
%
Canceled
0
%
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Frequently Asked Questions
What is the current status of flight su521?
Flight su521 is delayed by about 205 minutes (status: Delayed). Latest estimated departure/arrival: 8:00 PM / 1:50 AM (updated Oct 30, 2026).Is flight su521 on time today?
Flight su521 is delayed by about 205 minutes (status: Delayed). The latest estimated departure/arrival times are 8:00 PM / 1:50 AM. Watch for gate changes.Has flight su521 departed yet? What is the departure time?
Flight su521 is scheduled to depart at 4:35 PM. The latest actual or estimated departure time is 8:00 PM, and the current status is Delayed (updated Oct 30, 2026).When is flight su521 scheduled to arrive?
Flight su521 is scheduled to arrive at 10:25 PM. The latest estimated or actual arrival time is 1:50 AM. Status is Delayed as of Oct 30, 2026.What is the gate information for flight su521?
For flight su521, the departure terminal is T1 and the boarding gate is 129. Gate assignments can change at short notice—confirm on airport screens before heading to security.What route does flight su521 fly?
Flight su521 is operated by Aeroflot from Dubai (DXB) to Moscow (SVO). Typical flight time is about 6 hours50 minutes; operating days may include Friday.How can I check real-time status for flight su521?
Track flight su521 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 su521 is delayed or canceled, what should I do?
If su521 is delayed or canceled, first confirm the latest status here (Delayed, updated Oct 30, 2026). Contact Aeroflot or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight su521 departed from Dubai?
Flight su521 has not left Dubai (DXB) yet and is delayed by about 205 minutes. Latest estimated departure: 8:00 PM.What is the seat configuration for flight su521?
Flight su521 usually flies a Boeing 777-300ER with seat layout 3-4-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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