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AC523 Flight Status Air Canada: Montreal to Chicago (ACA523)

AC 523 Montreal to Chicago Flight Status

Air Canada Flight AC523 from Montreal Pierre Elliott Trudeau Airport YUL to Chicago O'Hare International Airport ORD is not scheduled for today July 20th, 2026.
The last time the flight was scheduled was on July 3rd, 2026.
Check the table below for AC523's most recent flight history:

AC 523 Flight Status & Schedule

Date Departure Arrival Status
Jul 03 16:30 14:50
Unknown
 Track >
Jul 02 13:49 14:46
Landed
 Track >
Jul 01 13:30 14:16
Landed
 Track >
Jun 15 14:08 15:01
Landed
 Track >
< All YUL Departures All ORD Arrivals >

Air Canada AC 523 Montreal to Chicago Flight Information

Air Canada Flight AC523 connects Montreal, Canada to Chicago, United States, taking off from Montreal Pierre Elliott Trudeau Airport YUL and landing at Chicago O'Hare International Airport ORD.

How long is the AC523 flight from Montreal to Chicago?

The average flight time from Montreal to Chicago is 1 hour and 52 minutes. The flight distance is 1201 km / 746 miles and the average flight speed is 599 km/h / 372 mph.

What is the On-Time Performance (OTP) of Air Canada Flight AC523 Montreal to Chicago?

The Airportia On-Time Performance Rating for Air Canada Flight AC523 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AC523 arriving at?

Flight AC523 arrives at Chicago O'Hare International Airport (ORD) Terminal 2.

When was the latest AC523 flight?

The latest flight took off on Friday, July 3rd, 2026 with the flight status being Unknown on 14:50.

How else can the flight AC523 be referenced as?

This Air Canada flight can also be referenced as ACA523, AC0523, AC 523, ACA 523.

How often is flight AC523 delayed?

On average, 25% of all AC523 flights are delayed. The average delay is 11 minutes.

Can I get compensation for my delayed or cancelled AC523 flight or baggage issues?

If your AC523 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our AC523 Flight Tracker above for more details.

AC523 and Montreal YUL to Chicago ORD Flights

Flight AC523 is code-shared by 1 airline using the flight number UA8094

Other flights departing from Montreal YUL: AC8042, PP4846, AC8005, AC2332

Other flights arriving at Chicago ORD: OO5714, OO4748, OO4752, CI5142

All flights connecting Montreal YUL to Chicago ORD.

AC523 Air Canada Flight: Montreal to Chicago Route Map

AC523 Air Canada Flight Map: Montreal to Chicago
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.