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

UA5278 United Airlines - Flight Status

Codeshare Flights
The flight CM2817 from Copa Airlines (CM) is a codeshare flight operated by United Airlines (UA) under the flight number UA5278. Check this page for details about flight UA5278.

Below, you can find details about United Airlines flight UA5278, 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, February 24, 2026.

UA5278 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

UA5278 United Airlines from Chicago

Scheduled - On-time
Flight Status for Tuesday February 24, 2026
This flight was also scheduled for Yesterday (February 22, 2026). See it here
This flight is also scheduled for Today (February 23, 2026). See it here

Airline information

United Airlines
United Airlines
Equipment: Embraer 175 (Enhanced Winglets)

Departure

Chicago (ORD)
February 24, 2026
Chicago O'Hare International Airport
Estimated Departure Time:
09:15 pm
Terminal:
2
Gate:
-
Scheduled Departure Time: 09:15 pm

Arrival

Toronto (YYZ)
February 24, 2026
Toronto Pearson International Airport
Estimated Arrival Time:
11:59 pm
Terminal:
1
Gate:
-
Scheduled Arrival Time: 11:59 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:

- AC5138 - Air Canada

- CM2817 - Copa Airlines

- NZ9860 - Air New Zealand

Additional Information

Which is the frequency of flight UA5278?
The flight UA5278 is scheduled to flight on daily basis.

Which is the distance of flight UA5278?
The distance between the two airports is 436 miles.

Which is the flight time of flight UA5278?
The scheduled flight time gate to gate is: 01:44 hours.
The real flight time gate to gate on average is: 01:46 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: 2026-02-23 04:00:39
Current Time in Toronto: 2026-02-23 05:00:39

Alternative Flights

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

American Airlines
- Flight Number: AA3456. (On Time performance: 52 - Average Delay: 31 minutes)
- Flight Number: AA3604. (On Time performance: 76 - Average Delay: 15 minutes)
- Flight Number: AA3606. (On Time performance: 74 - Average Delay: 19 minutes)
- Flight Number: AA3608. (On Time performance: 74 - Average Delay: 23 minutes)
- Flight Number: AA3610. (On Time performance: 61 - Average Delay: 28 minutes)

Air Canada
- Flight Number: AC506. (On Time performance: 46 - Average Delay: 54 minutes)
- Flight Number: AC508. (On Time performance: 19 - Average Delay: 78 minutes)
- Flight Number: AC510. (On Time performance: 38 - Average Delay: 67 minutes)
- Flight Number: AC8900. (On Time performance: 79 - Average Delay: 18 minutes)
- Flight Number: AC8904. (On Time performance: 55 - Average Delay: 31 minutes)
- Flight Number: AC8908. (On Time performance: 63 - Average Delay: 27 minutes)

United Airlines
- Flight Number: UA1845. (On Time performance: 40 - Average Delay: 42 minutes)
- Flight Number: UA3440. (On Time performance: 70 - Average Delay: 18 minutes)
- Flight Number: UA3538. (On Time performance: 61 - Average Delay: 22 minutes)
- Flight Number: UA3612. (On Time performance: 48 - Average Delay: 35 minutes)
- Flight Number: UA3674. (On Time performance: 70 - Average Delay: 28 minutes)
- Flight Number: UA5271. (On Time performance: 60 - Average Delay: 12 minutes)
- Flight Number: UA5582. (On Time performance: 62 - Average Delay: 32 minutes)
- Flight Number: UA5590. (On Time performance: 59 - Average Delay: 41 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 February 12, 2026 to February 21, 2026, we have obtained these figures.
Total number of flights: 10
On Time: 6 ( 60 % )
Moderate Delay: 3 ( 30 % )
Significant Delay: 1 ( 10 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 13 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 UA5278

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
22 February
09:37 pm
Chicago (ORD)
12:58 am
Toronto (YYZ)
02h 21min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Saturday
21 February
09:17 pm
Chicago (ORD)
12:56 am
Toronto (YYZ)
02h 39min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Friday
20 February
09:20 pm
Chicago (ORD)
12:19 am
Toronto (YYZ)
01h 59min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Thursday
19 February
09:31 pm
Chicago (ORD)
11:59 pm
Toronto (YYZ)
01h 28min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Wednesday
18 February
09:29 pm
Chicago (ORD)
12:27 am
Toronto (YYZ)
01h 58min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Tuesday
17 February
09:13 pm
Chicago (ORD)
11:34 pm
Toronto (YYZ)
01h 21min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Monday
16 February
09:13 pm
Chicago (ORD)
11:59 pm
Toronto (YYZ)
01h 46min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Sunday
15 February
09:13 pm
Chicago (ORD)
11:49 pm
Toronto (YYZ)
01h 36min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Saturday
14 February
09:42 pm
Chicago (ORD)
12:20 am
Toronto (YYZ)
01h 38min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Friday
13 February
09:13 pm
Chicago (ORD)
11:52 pm
Toronto (YYZ)
01h 39min
Embraer 175 (E
Embraer 175 (E
Landed - On-time