Essential Guide to Toronto Pearson Airport (YYZ) - NON OFFICIAL

UA424 United Airlines - Flight Status

Codeshare Flights
The flight AC4899 from Air Canada (AC) is a codeshare flight operated by United Airlines (UA) under the flight number UA424. Check this page for details about flight UA424.

Below, you can find details about United Airlines flight UA424, which currently operates between the airports of Chicago - Chicago O'Hare International Airport (Airport Code ORD) and Toronto - Toronto Pearson International Airport (Airport Code YYZ).
This flight data pertains specifically to the flight's details for Tuesday, November 18, 2025.

UA424 On Time performance:
60
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

UA424 United Airlines from Chicago

Scheduled - On-time
Flight Status for Tuesday November 18, 2025
This flight was also scheduled for Yesterday (November 17, 2025). See it here
This flight is also scheduled for Tomorrow (November 19, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Airbus A320

Departure

Chicago (ORD)
November 18, 2025
Chicago O'Hare International Airport
Estimated Departure Time:
01:19 pm
Terminal:
1
Gate:
C30
Scheduled Departure Time: 01:19 pm

Arrival

Toronto (YYZ)
November 18, 2025
Toronto Pearson International Airport
Estimated Arrival Time:
04:02 pm
Terminal:
1
Gate:
-
Scheduled Arrival Time: 04:02 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.torontoairport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- AC4899 - Air Canada

- CM2818 - Copa Airlines

- MS9328 - EgyptAir

- NH7806 - ANA All Nippon Airways

- NZ9861 - Air New Zealand

Additional Information

Which is the frequency of flight UA424?
The flight UA424 is scheduled to flight on daily basis.

Which is the distance of flight UA424?
The distance between the two airports is 436 miles.

Which is the flight time of flight UA424?
The scheduled flight time gate to gate is: 01:43 hours.
The real flight time gate to gate on average is: 01:47 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Chicago: 2025-11-18 05:44:15
Current Time in Toronto: 2025-11-18 06:44:15

Alternative Flights

The following airlines serves the same route between Chicago and Toronto:

American Airlines
- Flight Number: AA3456. (On Time performance: 70 - Average Delay: 22 minutes)
- Flight Number: AA3604. (On Time performance: 92 - Average Delay: 6 minutes)
- Flight Number: AA3606. (On Time performance: 69 - Average Delay: 13 minutes)
- Flight Number: AA3608. (On Time performance: 83 - Average Delay: 12 minutes)
- Flight Number: AA3610. (On Time performance: 84 - Average Delay: 8 minutes)
- Flight Number: AA4530. (On Time performance: 74 - Average Delay: 18 minutes)
- Flight Number: AA4770. (On Time performance: 87 - Average Delay: 10 minutes)
- Flight Number: AA6488. (On Time performance: 79 - Average Delay: 22 minutes)

Air Canada
- Flight Number: AC504. (On Time performance: 67 - Average Delay: 19 minutes)
- Flight Number: AC506. (On Time performance: 58 - Average Delay: 24 minutes)
- Flight Number: AC508. (On Time performance: 54 - Average Delay: 41 minutes)
- Flight Number: AC510. (On Time performance: 53 - Average Delay: 33 minutes)
- Flight Number: AC8900. (On Time performance: 85 - Average Delay: 27 minutes)
- Flight Number: AC8904. (On Time performance: 84 - Average Delay: 11 minutes)
- Flight Number: AC8912. (On Time performance: 58 - Average Delay: 19 minutes)

United Airlines
- Flight Number: UA1756. (On Time performance: 66 - Average Delay: 26 minutes)
- Flight Number: UA265. (On Time performance: 54 - Average Delay: 40 minutes)
- Flight Number: UA3440. (On Time performance: 73 - Average Delay: 21 minutes)
- Flight Number: UA3601. (On Time performance: 84 - Average Delay: 2 minutes)
- Flight Number: UA3612. (On Time performance: 83 - Average Delay: 20 minutes)
- Flight Number: UA3674. (On Time performance: 65 - Average Delay: 40 minutes)
- Flight Number: UA5293. (On Time performance: 90 - Average Delay: 5 minutes)
- Flight Number: UA5583. (On Time performance: 94 - Average Delay: 7 minutes)
- Flight Number: UA5716. (On Time performance: 54 - Average Delay: 17 minutes)
- Flight Number: UA5916. (On Time performance: 81 - Average Delay: 8 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from October 26, 2025 to November 14, 2025, we have obtained these figures.
Total number of flights: 20
On Time: 12 ( 60 % )
Moderate Delay: 1 ( 5 % )
Significant Delay: 3 ( 15 % )
Major Delay: 4 ( 20 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 59 minutes.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from October 26, 2025 to October 31, 2025. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Last Past Flights UA424

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
17 November
01:20 pm
Chicago (ORD)
03:57 pm
Toronto (YYZ)
01h 37min
Airbus A319
Airbus A319
Landed - On-time
Sunday
16 November
01:28 pm
Chicago (ORD)
04:23 pm
Toronto (YYZ)
01h 55min
Airbus A320
Airbus A320
Landed - Delayed
Saturday
15 November
01:11 pm
Chicago (ORD)
03:57 pm
Toronto (YYZ)
01h 46min
Airbus A319
Airbus A319
Landed - On-time
Friday
14 November
01:25 pm
Chicago (ORD)
04:10 pm
Toronto (YYZ)
01h 45min
Airbus A319
Airbus A319
Landed - On-time
Thursday
13 November
01:16 pm
Chicago (ORD)
03:53 pm
Toronto (YYZ)
01h 37min
Airbus A319
Airbus A319
Landed - On-time
Wednesday
12 November
01:06 pm
Chicago (ORD)
03:53 pm
Toronto (YYZ)
01h 47min
Airbus A320
Airbus A320
Landed - On-time
Tuesday
11 November
01:17 pm
Chicago (ORD)
03:57 pm
Toronto (YYZ)
01h 40min
Airbus A319
Airbus A319
Landed - On-time
Monday
10 November
03:00 pm
Chicago (ORD)
05:36 pm
Toronto (YYZ)
01h 36min
Airbus A319
Airbus A319
Sunday
09 November
07:15 pm
Chicago (ORD)
11:40 pm
Toronto (YYZ)
03h 25min
Airbus A320
Airbus A320
Landed - Delayed
Saturday
08 November
01:29 pm
Chicago (ORD)
04:12 pm
Toronto (YYZ)
01h 43min
Airbus A319
Airbus A319
Landed - On-time