Air Canada AC521 Flight Status
Based on Trip.com’s real-time data, the AC521 flight operated by Air Canada on Oct 24, 2026 is scheduled to fly from Montreal (YUL) to Chicago (ORD). The flight is expected to depart at 08:35 (local time in Montreal, UTC-4) and land at 10:12 (local time in Chicago, UTC-5) .
Thu, Oct 22
Sat, Oct 24
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Arrived
The flight has 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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Search flights Information provided by VariFlight For the latest updates, please refer to airport announcements or consult your airline. You can also explore more flights from Montreal to Chicago or track other flights with our flight status tracker.
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AC426
|
Toronto (YTO)
Montreal (YMQ)
Montreal (YMQ)
Scheduled: 21:50
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AC521 Aircraft Details
According to Trip.com real-time data, the AC521 flight flying from Montreal to Chicago on 10/23/2026 is operated by the aircraft model Airbus A220-300. This aircraft has been in service for 6y, 7m. The aircraft is equipped with 137 seats.
Airbus A220-300
Punctuality (Departure)
73
%
Punctuality (Arrival)
93
%
Early on average
15 minutes
Age
6y, 7m
Seats
137
Distance
--
Economy
Business
Onboard Amenities
None
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seating Plan
76 cm
Legroom
48 cm
Seat width better than on 78% of flights
100°
Reclining Angle
2-3
Seat layout example
Onboard Amenities
Meal included
Seatback entertainment system
Wi-Fi is available
USB port and power outlet
Seating Plan
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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Flight History for AC521
Check more records from Trip.com about AC521 before and after today
| Date | Airport | Aircraft Type | 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 past 30 trips, the on-time departure rate of AC521 is 73% (Late on average 27 minutes), and the on-time arrival rate is 93% (Early on average 15 minutes).
On-Time Departures
Punctuality
73
%
Late on average
27 minutes
Early
0
%
On time
73
%
30 mins late
20
%
60 mins late
0
%
90 mins late
7
%
Cancelled
2
%
On-Time Arrivals
Punctuality
93
%
Early on average
15 minutes
Early
87
%
On time
7
%
30 mins late
3
%
60 mins late
3
%
90 mins late
0
%
Cancelled
2
%
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Frequently Asked Questions
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 hours37 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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Destination Info: Chicago Weather & Time
Clear
|
10°C - 21°C
Expected weather conditions upon arrival
-1 hour time difference
Time on arrival: Montreal 11:12
|
Chicago 10:12
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