Airport Hacks & Reviews Guide to LaGuardia Airport (LGA) - NON OFFICIAL

UA623 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA623, which currently operates between the airports of New York - New York LaGuardia Airport (Airport Code LGA) and Chicago - Chicago O'Hare International Airport (Airport Code ORD).
This flight data pertains specifically to the flight's details for Monday, December 15, 2025.

UA623 On Time performance:
74
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

UA623 United Airlines to Chicago

Landed - On-time
Flight Status for Monday December 15, 2025
This flight is also scheduled for Today (December 16, 2025). See it here
This flight is also scheduled for Tomorrow (December 17, 2025). See it here

Airline information

United Airlines
United Airlines
Equipment: Boeing 737-800 (Scimitar Winglets) Passenger

Departure

New York (LGA)
December 15, 2025
New York LaGuardia Airport
Departed at:
09:15 am
Terminal:
B
Gate:
47
Scheduled Departure Time: 09:15 am

Arrival

Chicago (ORD)
December 15, 2025
Chicago O'Hare International Airport
Arrived at:
10:55 am
Terminal:
1
Gate:
B8
Scheduled Arrival Time: 10:57 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.laguardia-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:

- NZ2522 - Air New Zealand

Additional Information

Which is the frequency of flight UA623?
The flight UA623 is scheduled to flight on daily basis.

Which is the distance of flight UA623?
The distance between the two airports is 732 miles.

Which is the flight time of flight UA623?
The scheduled flight time gate to gate is: 02:42 hours.
The real flight time gate to gate on average is: 02:47 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 New York: 2025-12-16 04:22:53
Current Time in Chicago: 2025-12-16 03:22:53

Alternative Flights

The following airlines serves the same route between New York and Chicago:

American Airlines
- Flight Number: AA1413. (On Time performance: 95 - Average Delay: 2 minutes)
- Flight Number: AA1510. (On Time performance: 29 - Average Delay: 50 minutes)
- Flight Number: AA2734. (On Time performance: 70 - Average Delay: 102 minutes)
- Flight Number: AA2737. (On Time performance: 50 - Average Delay: 37 minutes)
- Flight Number: AA3002. (On Time performance: 77 - Average Delay: 10 minutes)
- Flight Number: AA3019. (On Time performance: 63 - Average Delay: 48 minutes)
- Flight Number: AA3022. (On Time performance: 42 - Average Delay: 41 minutes)
- Flight Number: AA3024. (On Time performance: 65 - Average Delay: 21 minutes)
- Flight Number: AA3163. (On Time performance: 65 - Average Delay: 43 minutes)
- Flight Number: AA3164. (On Time performance: 81 - Average Delay: 5 minutes)
- Flight Number: AA3179. (On Time performance: 30 - Average Delay: 63 minutes)
- Flight Number: AA3234. (On Time performance: 75 - Average Delay: 34 minutes)
- Flight Number: AA4570. (On Time performance: 50 - Average Delay: 37 minutes)
- Flight Number: AA985. (On Time performance: 50 - Average Delay: 38 minutes)

Delta Air Lines
- Flight Number: DL1188. (On Time performance: 79 - Average Delay: 15 minutes)
- Flight Number: DL1390. (On Time performance: 46 - Average Delay: 55 minutes)
- Flight Number: DL1874. (On Time performance: 78 - Average Delay: 24 minutes)
- Flight Number: DL2760. (On Time performance: 42 - Average Delay: 46 minutes)
- Flight Number: DL2801. (On Time performance: 34 - Average Delay: 71 minutes)
- Flight Number: DL2806. (On Time performance: 49 - Average Delay: 47 minutes)
- Flight Number: DL2810. (On Time performance: 49 - Average Delay: 48 minutes)
- Flight Number: DL2919. (On Time performance: 91 - Average Delay: 16 minutes)
- Flight Number: DL962. (On Time performance: 56 - Average Delay: 44 minutes)

Spirit Airlines
- Flight Number: NK1702. (On Time performance: 56 - Average Delay: 43 minutes)
- Flight Number: NK670. (On Time performance: 50 - Average Delay: 39 minutes)
- Flight Number: NK921. (On Time performance: 55 - Average Delay: 48 minutes)

United Airlines
- Flight Number: UA1234. (On Time performance: 36 - Average Delay: 85 minutes)
- Flight Number: UA1310. (On Time performance: 72 - Average Delay: 30 minutes)
- Flight Number: UA1504. (On Time performance: 48 - Average Delay: 41 minutes)
- Flight Number: UA1579. (On Time performance: 52 - Average Delay: 51 minutes)
- Flight Number: UA1842. (On Time performance: 41 - Average Delay: 58 minutes)
- Flight Number: UA1899. (On Time performance: 45 - Average Delay: 61 minutes)
- Flight Number: UA1967. (On Time performance: 55 - Average Delay: 45 minutes)
- Flight Number: UA2181. (On Time performance: 40 - Average Delay: 67 minutes)
- Flight Number: UA2278. (On Time performance: 50 - Average Delay: 51 minutes)
- Flight Number: UA2299. (On Time performance: 32 - Average Delay: 65 minutes)
- Flight Number: UA2319. (On Time performance: 43 - Average Delay: 49 minutes)
- Flight Number: UA2360. (On Time performance: 66 - Average Delay: 38 minutes)
- Flight Number: UA2389. (On Time performance: 78 - Average Delay: 12 minutes)
- Flight Number: UA2665. (On Time performance: 31 - Average Delay: 74 minutes)
- Flight Number: UA2693. (On Time performance: 69 - Average Delay: 26 minutes)
- Flight Number: UA304. (On Time performance: 81 - Average Delay: 17 minutes)
- Flight Number: UA598. (On Time performance: 31 - Average Delay: 72 minutes)
- Flight Number: UA725. (On Time performance: 83 - Average Delay: 19 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 September 15, 2025 to December 14, 2025, we have obtained these figures.
Total number of flights: 86
On Time: 64 ( 74 % )
Moderate Delay: 10 ( 12 % )
Significant Delay: 4 ( 5 % )
Major Delay: 7 ( 8 % )
Canceled: 0 ( 0 % )
Diverted: 1 ( 1 % )

Average Delay: 23 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from June 15, 2025 to December 14, 2025. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from December 02, 2024 to November 30, 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.

Note: We have excluded some months from the graph, since the quantity and quality of the data is not representative enough.

Last Past Flights UA623

Date
Departure
Arrival
Duration
Aircraft
Status
Monday
15 December
09:15 am
New York (LGA)
10:55 am
Chicago (ORD)
02h 40min
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
14 December
11:38 am
()
02:21 pm
Chicago (ORD)
Boeing 737MAX
Boeing 737MAX
Landed - DIVERTED
Sunday
14 December
09:21 am
New York (LGA)
12:44 pm
New York (LGA)
Boeing 737MAX
Boeing 737MAX
- DIVERTED
Saturday
13 December
09:44 am
New York (LGA)
11:13 am
Chicago (ORD)
Boeing 737-800
Boeing 737-800
Landed - Delayed
Friday
12 December
09:12 am
New York (LGA)
10:48 am
Chicago (ORD)
Boeing 737-800
Boeing 737-800
Landed - On-time
Thursday
11 December
09:06 am
New York (LGA)
11:05 am
Chicago (ORD)
Boeing 737-800
Boeing 737-800
Landed - On-time
Wednesday
10 December
09:15 am
New York (LGA)
10:57 am
Chicago (ORD)
Boeing 737-800
Boeing 737-800
Tuesday
09 December
09:08 am
New York (LGA)
10:58 am
Chicago (ORD)
Boeing 737-800
Boeing 737-800
Landed - On-time
Monday
08 December
09:13 am
New York (LGA)
11:08 am
Chicago (ORD)
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
07 December
10:55 am
New York (LGA)
01:20 pm
Chicago (ORD)
Boeing 737-800
Boeing 737-800
Landed - Delayed