UA1236 United Airlines - Flight Status
Below, you can find details about United Airlines flight UA1236, which currently operates between the airports of New York - New York LaGuardia Airport (Airport Code LGA) and Denver - Denver International Airport (Airport Code DEN).
This flight data pertains specifically to the flight's details for Sunday, December 21, 2025.
Table of contents:
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1236
Flight Status Additional Information Alternative Flights Punctuality and delays Last Past Flights UA1236
UA1236 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
UA1236 United Airlines to Denver
Scheduled - On-time
Flight Status for Sunday December 21, 2025
This flight was also scheduled for Yesterday (December 20, 2025). See it here
This flight is also scheduled for Tomorrow (December 22, 2025). See it here
Scheduled - On-time
Flight Status for Sunday December 21, 2025
Airline information
United Airlines
Equipment: Boeing 737MAX 8 Passenger
Departure
New York (LGA)
December 21, 2025
New York LaGuardia Airport
Estimated Departure Time:
04:48 pm
Terminal:
B
Gate:
45
Scheduled Departure Time: 04:48 pm
Arrival
Denver (DEN)
December 21, 2025
Denver International Airport
Estimated Arrival Time:
07:26 pm
Terminal:
-
Gate:
B46
Scheduled Arrival Time: 07:26 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.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.
Additional Information
Which is the frequency of flight UA1236?
The flight UA1236 is scheduled to flight on Thursday, Friday, Saturday, Sunday on a weekly basis.
Which is the distance of flight UA1236?
The distance between the two airports is 1616 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 New York: 2025-12-21 13:50:08
Current Time in Denver: 2025-12-21 11:50:08
The flight UA1236 is scheduled to flight on Thursday, Friday, Saturday, Sunday on a weekly basis.
Which is the distance of flight UA1236?
The distance between the two airports is 1616 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 New York: 2025-12-21 13:50:08
Current Time in Denver: 2025-12-21 11:50:08
Alternative Flights
The following airlines serves the same route between New York and Denver:
Delta Air Lines
- Flight Number: DL710. (On Time performance: 55 - Average Delay: 41 minutes)
- Flight Number: DL716. (On Time performance: 60 - Average Delay: 32 minutes)
- Flight Number: DL751. (On Time performance: 85 - Average Delay: 10 minutes)
Frontier Airlines
- Flight Number: F93161. (On Time performance: 69 - Average Delay: 60 minutes)
United Airlines
- Flight Number: UA1183. (On Time performance: 95 - Average Delay: 10 minutes)
- Flight Number: UA1332. (On Time performance: 61 - Average Delay: 45 minutes)
- Flight Number: UA1729. (On Time performance: 59 - Average Delay: 26 minutes)
- Flight Number: UA1904. (On Time performance: 64 - Average Delay: 26 minutes)
- Flight Number: UA2189. (On Time performance: 45 - Average Delay: 42 minutes)
- Flight Number: UA2200. (On Time performance: 79 - Average Delay: 20 minutes)
- Flight Number: UA237. (On Time performance: 58 - Average Delay: 50 minutes)
- Flight Number: UA2459.
- Flight Number: UA2746. (On Time performance: 77 - Average Delay: 19 minutes)
- Flight Number: UA586. (On Time performance: 80 - Average Delay: 11 minutes)
- Flight Number: UA778.
Southwest Airlines
- Flight Number: WN2074. (On Time performance: 80 - Average Delay: 3 minutes)
- Flight Number: WN2233. (On Time performance: 48 - Average Delay: 33 minutes)
- Flight Number: WN2619.
- Flight Number: WN3432. (On Time performance: 49 - Average Delay: 24 minutes)
- Flight Number: WN3433. (On Time performance: 75 - Average Delay: 17 minutes)
- Flight Number: WN443. (On Time performance: 45 - Average Delay: 48 minutes)
Delta Air Lines
- Flight Number: DL710. (On Time performance: 55 - Average Delay: 41 minutes)
- Flight Number: DL716. (On Time performance: 60 - Average Delay: 32 minutes)
- Flight Number: DL751. (On Time performance: 85 - Average Delay: 10 minutes)
Frontier Airlines
- Flight Number: F93161. (On Time performance: 69 - Average Delay: 60 minutes)
United Airlines
- Flight Number: UA1183. (On Time performance: 95 - Average Delay: 10 minutes)
- Flight Number: UA1332. (On Time performance: 61 - Average Delay: 45 minutes)
- Flight Number: UA1729. (On Time performance: 59 - Average Delay: 26 minutes)
- Flight Number: UA1904. (On Time performance: 64 - Average Delay: 26 minutes)
- Flight Number: UA2189. (On Time performance: 45 - Average Delay: 42 minutes)
- Flight Number: UA2200. (On Time performance: 79 - Average Delay: 20 minutes)
- Flight Number: UA237. (On Time performance: 58 - Average Delay: 50 minutes)
- Flight Number: UA2459.
- Flight Number: UA2746. (On Time performance: 77 - Average Delay: 19 minutes)
- Flight Number: UA586. (On Time performance: 80 - Average Delay: 11 minutes)
- Flight Number: UA778.
Southwest Airlines
- Flight Number: WN2074. (On Time performance: 80 - Average Delay: 3 minutes)
- Flight Number: WN2233. (On Time performance: 48 - Average Delay: 33 minutes)
- Flight Number: WN2619.
- Flight Number: WN3432. (On Time performance: 49 - Average Delay: 24 minutes)
- Flight Number: WN3433. (On Time performance: 75 - Average Delay: 17 minutes)
- Flight Number: WN443. (On Time performance: 45 - Average Delay: 48 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 UA1236
Date
Departure
Arrival
Duration
Aircraft
Status
Saturday
20 December
20 December
04:56 pm
New York (LGA)
New York (LGA)
07:34 pm
Denver (DEN)
Denver (DEN)
04h 38min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
19 December
19 December
05:05 pm
New York (LGA)
New York (LGA)
07:40 pm
Denver (DEN)
Denver (DEN)
04h 35min
Boeing 737MAX
Boeing 737MAX
Thursday
18 December
18 December
05:12 pm
New York (LGA)
New York (LGA)
07:23 pm
Denver (DEN)
Denver (DEN)
04h 11min
Boeing 737MAX
Boeing 737MAX
Landed - On-time