Air Canada AC521 Flight Status
According to Trip.com latest record on status for Air Canada flight AC521 from Montreal to Chicago (YUL-ORD): Flights for Oct 24, 2026 are scheduled, with the next departure slated for 08:35 from YUL and an expected arrival at 10:12 at ORD .
Thu, Oct 22
Sat, Oct 24
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Arrived
The flight arrived 32m early.
2h 37m
Check-in Counter
--
Boarding Gate
C86
Arrival Gate
E2
Baggage
--
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Scheduled
Your flight will depart on time.
2h 37m
Check-in Counter
--
Boarding Gate
C83
Arrival Gate
--
Baggage
--
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AC521
Track the Previous Flight Status: Scheduled
AC426
|
Toronto (YTO)
Montreal (YMQ)
Montreal (YMQ)
Scheduled: 21:50
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AC521 Aircraft Specifications
According to Trip.com real-time data, the AC521 flight from Montreal to Chicago on 10/23/2026 is operated using the aircraft model Airbus A220-300. This aircraft has been in service for 6y, 7m. The aircraft has 137 seats.
Airbus A220-300
On-Time Departure
70
%
On-Time Arrival
93
%
Avg. Early
13 minutes
Aircraft Age
6y, 7m
Total Seats
137
Flight Distance
--
Economy
Business
Cabin Amenities
None
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seat Information
76 cm
Legroom
48 cm
Seat width better than on 78% of flights
100°
Reclining Angle
2-3
Seat layout example
Cabin Amenities
Meal included
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seat Information
94 cm
Legroom
53 cm
Seat width better than on 50% of flights
120°
Reclining Angle
2-2
Seat layout example
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AC521 Flight History
Check more records from Trip.com about AC521 before and after today
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sat, Oct 17 | Montreal (YUL) | Chicago (ORD) | BCS3 | 08:53 | 09:45 | Arrived |
| Sun, Oct 18 | Montreal (YUL) | Chicago (ORD) | BCS3 | 09:08 | 09:54 | Arrived |
| Mon, Oct 19 | Montreal (YUL) | Chicago (ORD) | BCS3 | 08:58 | 09:49 | Arrived |
| Tue, Oct 20 | Montreal (YUL) | Chicago (ORD) | BCS3 | 08:46 | 09:41 | Arrived |
| Wed, Oct 21 | Montreal (YUL) | Chicago (ORD) | BCS3 | 08:56 | 09:42 | Arrived |
| Thu, Oct 22 | Montreal (YUL) | Chicago (ORD) | BCS3 | 08:57 | 09:40 | Arrived |
| Sat, Oct 24 | Montreal (YUL) | Chicago (ORD) | BCS3 | 08:35 | 10:12 | Scheduled |
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AC521 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of AC521 is 70% (Late on average 28 minutes), and the on-time arrival rate is 93% (Early on average 13 minutes).
On-Time Departures
Punctuality
70
%
Late on average
28 minutes
Early
0
%
On time
70
%
30 mins late
23
%
60 mins late
0
%
90 mins late
7
%
Cancelled
2
%
On-Time Arrivals
Punctuality
93
%
Early on average
13 minutes
Early
83
%
On time
10
%
30 mins late
3
%
60 mins late
3
%
90 mins late
0
%
Cancelled
2
%
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Flight FAQs
What is the current status of flight ac521?
Flight ac521 has not departed yet and is currently on schedule. Scheduled departure 08:35, arrival 10:12 (updated Oct 23, 2026).Is flight ac521 on time today?
Flight ac521 has not departed yet and is currently on schedule. Scheduled departure is 08:35, with arrival at 10:12. Recheck gate and timing before you head to the airport.Has flight ac521 departed yet? What is the departure time?
Flight ac521 is scheduled to depart at 08:35. The latest actual or estimated departure time is 08:35, and the current status is Scheduled (updated Oct 23, 2026).When is flight ac521 scheduled to arrive?
Flight ac521 is scheduled to arrive at 10:12. The latest estimated or actual arrival time is 10:12. Status is Scheduled as of Oct 23, 2026.What route does flight ac521 fly?
Flight ac521 is operated by Air Canada from Montreal (YUL) to Chicago (ORD). Typical flight time is about 2 hours 37 minutes; operating days may include Friday.How can I check real-time status for flight ac521?
Track flight ac521 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 ac521 is delayed or canceled, what should I do?
If ac521 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 23, 2026). Contact Air Canada or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight ac521 departed from Montreal?
Flight ac521 has not departed from Montreal (YUL) yet and is currently on schedule for 08:35.What is the seat configuration for flight ac521?
Flight ac521 usually flies a Airbus A220-300 with seat layout 2-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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