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

UA583 United Airlines - Flight Status

Codeshare Flights
The flight EK6666 from Emirates (EK) is a codeshare flight operated by United Airlines (UA) under the flight number UA583. Check this page for details about flight UA583.

Below, you can find details about United Airlines flight UA583, 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 Saturday, December 13, 2025.

UA583 On Time performance:
50
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

UA583 United Airlines from Chicago

Scheduled - On-time
Flight Status for Saturday December 13, 2025
This flight was also scheduled for Yesterday (December 12, 2025). See it here
This flight is also scheduled for Tomorrow (December 14, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Boeing 737MAX 8 Passenger

Departure

Chicago (ORD)
December 13, 2025
Chicago O'Hare International Airport
Estimated Departure Time:
06:28 pm
Terminal:
1
Gate:
C28
Scheduled Departure Time: 06:28 pm

Arrival

Toronto (YYZ)
December 13, 2025
Toronto Pearson International Airport
Estimated Arrival Time:
09:21 pm
Terminal:
1
Gate:
-
Scheduled Arrival Time: 09:21 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:

- AC4994 - Air Canada

- CM2815 - Copa Airlines

- EK6666 - Emirates

- NH7382 - ANA All Nippon Airways

- NZ9864 - Air New Zealand

Additional Information

Which is the frequency of flight UA583?
The flight UA583 is scheduled to flight on daily basis.

Which is the distance of flight UA583?
The distance between the two airports is 436 miles.

Which is the flight time of flight UA583?
The scheduled flight time gate to gate is: 01:53 hours.
The real flight time gate to gate on average is: 01:54 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: 2025-12-13 01:21:55
Current Time in Toronto: 2025-12-13 02:21:55

Alternative Flights

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

American Airlines
- Flight Number: AA3456. (On Time performance: 56 - Average Delay: 31 minutes)
- Flight Number: AA3604. (On Time performance: 82 - Average Delay: 13 minutes)
- Flight Number: AA3606. (On Time performance: 73 - Average Delay: 10 minutes)
- Flight Number: AA3608. (On Time performance: 84 - Average Delay: 14 minutes)
- Flight Number: AA3610. (On Time performance: 78 - Average Delay: 11 minutes)

Air Canada
- Flight Number: AC506. (On Time performance: 55 - Average Delay: 33 minutes)
- Flight Number: AC508. (On Time performance: 44 - Average Delay: 45 minutes)
- Flight Number: AC510. (On Time performance: 43 - Average Delay: 44 minutes)
- Flight Number: AC8900. (On Time performance: 80 - Average Delay: 18 minutes)
- Flight Number: AC8904. (On Time performance: 67 - Average Delay: 28 minutes)

United Airlines
- Flight Number: UA1756. (On Time performance: 65 - Average Delay: 27 minutes)
- Flight Number: UA265. (On Time performance: 51 - Average Delay: 49 minutes)
- Flight Number: UA3440. (On Time performance: 74 - Average Delay: 23 minutes)
- Flight Number: UA3538. (On Time performance: 40 - Average Delay: 23 minutes)
- Flight Number: UA3612. (On Time performance: 68 - Average Delay: 31 minutes)
- Flight Number: UA3674. (On Time performance: 65 - Average Delay: 32 minutes)
- Flight Number: UA424. (On Time performance: 62 - Average Delay: 42 minutes)
- Flight Number: UA5634. (On Time performance: 60 - Average Delay: 52 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 December 02, 2025 to December 11, 2025, we have obtained these figures.
Total number of flights: 10
On Time: 5 ( 50 % )
Moderate Delay: 1 ( 10 % )
Significant Delay: 0 ( 0 % )
Major Delay: 4 ( 40 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 53 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: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights UA583

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
12 December
08:01 pm
Chicago (ORD)
10:44 pm
Toronto (YYZ)
01h 43min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Thursday
11 December
06:29 pm
Chicago (ORD)
09:35 pm
Toronto (YYZ)
02h 06min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
10 December
07:28 pm
Chicago (ORD)
10:32 pm
Toronto (YYZ)
02h 04min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Tuesday
09 December
08:27 pm
Chicago (ORD)
11:01 pm
Toronto (YYZ)
01h 34min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Monday
08 December
06:28 pm
Chicago (ORD)
09:18 pm
Toronto (YYZ)
01h 50min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Sunday
07 December
10:42 pm
Chicago (ORD)
01:19 am
Toronto (YYZ)
01h 37min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Saturday
06 December
06:33 pm
Chicago (ORD)
09:22 pm
Toronto (YYZ)
01h 49min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
05 December
06:25 pm
Chicago (ORD)
09:15 pm
Toronto (YYZ)
01h 50min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
04 December
06:30 pm
Chicago (ORD)
09:32 pm
Toronto (YYZ)
02h 02min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
03 December
07:51 pm
Chicago (ORD)
10:43 pm
Toronto (YYZ)
01h 52min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed