UA542 United Airlines - Flight Status
Below, you can find details about United Airlines flight UA542, which currently operates between the airports of Chicago - Chicago O'Hare International Airport (Airport Code ORD) and San Diego - San Diego International Airport (Airport Code SAN).
This flight data pertains specifically to the flight's details for Thursday, August 28, 2025.
Table of contents:
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA542
Flight Status Codeshare Flights Additional Information Alternative Flights Punctuality and delays Last Past Flights UA542
UA542 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions. Flight Status
UA542 United Airlines from Chicago
Landed - On-time
Flight Status for Thursday August 28, 2025
This flight is also scheduled for Tomorrow (August 29, 2025). See it here
Landed - On-time
Flight Status for Thursday August 28, 2025
Airline information
United Airlines
Equipment: Boeing 737-900 (winglets) Passenger/BBJ3
Departure
Chicago (ORD)
August 28, 2025
Chicago O'Hare International Airport
Departed at:
07:07 am
Terminal:
1
Gate:
C18A
Scheduled Departure Time: 07:15 am
Arrival
San Diego (SAN)
August 28, 2025
San Diego International Airport
Arrived at:
09:28 am
Terminal:
2
Gate:
41
Scheduled Arrival Time: 09:35 am
Baggage: 6
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.san-diego-airport.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:
- AC5021 - Air Canada
Additional Information
Which is the frequency of flight UA542?
The flight UA542 is scheduled to flight on Monday, Thursday, Friday, Saturday, Sunday on a weekly basis.
Which is the distance of flight UA542?
The distance between the two airports is 1721 miles.
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: 2025-08-29 00:52:31
Current Time in San Diego: 2025-08-28 22:52:31
The flight UA542 is scheduled to flight on Monday, Thursday, Friday, Saturday, Sunday on a weekly basis.
Which is the distance of flight UA542?
The distance between the two airports is 1721 miles.
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: 2025-08-29 00:52:31
Current Time in San Diego: 2025-08-28 22:52:31
Alternative Flights
The following airlines serves the same route between Chicago and San Diego:
American Airlines
- Flight Number: AA1543. (On Time performance: 49 - Average Delay: 43 minutes)
- Flight Number: AA1861. (On Time performance: 54 - Average Delay: 49 minutes)
- Flight Number: AA2131. (On Time performance: 75 - Average Delay: 14 minutes)
- Flight Number: AA2309. (On Time performance: 79 - Average Delay: 18 minutes)
- Flight Number: AA2343. (On Time performance: 83 - Average Delay: 12 minutes)
- Flight Number: AA3134. (On Time performance: 68 - Average Delay: 20 minutes)
Frontier Airlines
- Flight Number: F91855. (On Time performance: 39 - Average Delay: 60 minutes)
United Airlines
- Flight Number: UA1842. (On Time performance: 42 - Average Delay: 47 minutes)
- Flight Number: UA2071. (On Time performance: 83 - Average Delay: 18 minutes)
- Flight Number: UA2417. (On Time performance: 70 - Average Delay: 29 minutes)
- Flight Number: UA2683. (On Time performance: 84 - Average Delay: 7 minutes)
- Flight Number: UA660. (On Time performance: 90 - Average Delay: 4 minutes)
- Flight Number: UA734. (On Time performance: 83 - Average Delay: 13 minutes)
American Airlines
- Flight Number: AA1543. (On Time performance: 49 - Average Delay: 43 minutes)
- Flight Number: AA1861. (On Time performance: 54 - Average Delay: 49 minutes)
- Flight Number: AA2131. (On Time performance: 75 - Average Delay: 14 minutes)
- Flight Number: AA2309. (On Time performance: 79 - Average Delay: 18 minutes)
- Flight Number: AA2343. (On Time performance: 83 - Average Delay: 12 minutes)
- Flight Number: AA3134. (On Time performance: 68 - Average Delay: 20 minutes)
Frontier Airlines
- Flight Number: F91855. (On Time performance: 39 - Average Delay: 60 minutes)
United Airlines
- Flight Number: UA1842. (On Time performance: 42 - Average Delay: 47 minutes)
- Flight Number: UA2071. (On Time performance: 83 - Average Delay: 18 minutes)
- Flight Number: UA2417. (On Time performance: 70 - Average Delay: 29 minutes)
- Flight Number: UA2683. (On Time performance: 84 - Average Delay: 7 minutes)
- Flight Number: UA660. (On Time performance: 90 - Average Delay: 4 minutes)
- Flight Number: UA734. (On Time performance: 83 - Average Delay: 13 minutes)
Punctuality and delays
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.
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
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 UA542
Date
Departure
Arrival
Duration
Aircraft
Status
Monday
25 August
25 August
07:14 am
Chicago (ORD)
Chicago (ORD)
09:50 am
San Diego (SAN)
San Diego (SAN)
04h 36min
Boeing 737-900
Boeing 737-900
Landed - Delayed
Sunday
24 August
24 August
07:09 am
Chicago (ORD)
Chicago (ORD)
09:35 am
San Diego (SAN)
San Diego (SAN)
04h 26min
Boeing 737-900
Boeing 737-900
Landed - On-time
Saturday
23 August
23 August
07:08 am
Chicago (ORD)
Chicago (ORD)
09:26 am
San Diego (SAN)
San Diego (SAN)
04h 18min
Boeing 737-900
Boeing 737-900
Landed - On-time
Friday
22 August
22 August
07:14 am
Chicago (ORD)
Chicago (ORD)
09:54 am
San Diego (SAN)
San Diego (SAN)
04h 40min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Thursday
21 August
21 August
07:05 am
Chicago (ORD)
Chicago (ORD)
08:51 am
San Diego (SAN)
San Diego (SAN)
03h 46min
Boeing 737-900
Boeing 737-900
Landed - On-time