Informational Guide to Denver Airport - DEN - NON OFFICIAL

UA4635 United Airlines - Flight Status

Below, you can find details about United Airlines flight UA4635, which currently operates between the airports of Grand Junction - Grand Junction Regional Airport (Airport Code GJT) and Denver - Denver International Airport (Airport Code DEN).
This flight data pertains specifically to the flight's details for Sunday, January 18, 2026.

UA4635 On Time performance:
77
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

UA4635 United Airlines from Grand Junction

Scheduled - On-time
Flight Status for Sunday January 18, 2026
This flight was also scheduled for Yesterday (January 16, 2026). See it here
This flight is also scheduled for Today (January 17, 2026). See it here

Airline information

United Airlines
United Airlines
Equipment: Canadair (Bombardier) Regional Jet 200

Departure

Grand Junction (GJT)
January 18, 2026
Grand Junction Regional Airport
Estimated Departure Time:
03:21 pm
Terminal:
-
Gate:
2
Scheduled Departure Time: 03:21 pm

Arrival

Denver (DEN)
January 18, 2026
Denver International Airport
Estimated Arrival Time:
04:45 pm
Concourse:
-
Gate:
-
Scheduled Arrival Time: 04:45 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.denver-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:

- AC4255 - Air Canada

Additional Information

Which is the frequency of flight UA4635?
The flight UA4635 is scheduled to flight on daily basis.

Which is the distance of flight UA4635?
The distance between the two airports is 212 miles.

Which is the flight time of flight UA4635?
The scheduled flight time gate to gate is: 01:24 hours.
The real flight time gate to gate on average is: 01:25 hours.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

The following airlines serves the same route between Grand Junction and Denver:

Lanexang Aviation Services
- Flight Number: 5A1875. (On Time performance: 75 - Average Delay: 14 minutes)

Key Lime Air
- Flight Number: KG183. (On Time performance: 71 - Average Delay: 34 minutes)

United Airlines
- Flight Number: UA1877. (On Time performance: 83 - Average Delay: 8 minutes)
- Flight Number: UA2473. (On Time performance: 81 - Average Delay: 25 minutes)
- Flight Number: UA4709. (On Time performance: 87 - Average Delay: 8 minutes)
- Flight Number: UA4800. (On Time performance: 94 - Average Delay: 8 minutes)
- Flight Number: UA5439. (On Time performance: 84 - Average Delay: 12 minutes)
- Flight Number: UA5755. (On Time performance: 80 - Average Delay: 12 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 October 14, 2025 to January 13, 2026, we have obtained these figures.
Total number of flights: 91
On Time: 70 ( 77 % )
Moderate Delay: 16 ( 18 % )
Significant Delay: 1 ( 1 % )
Major Delay: 2 ( 2 % )
Canceled: 0 ( 0 % )
Diverted: 2 ( 2 % )

Average Delay: 10 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from July 14, 2025 to January 13, 2026. 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 January 02, 2025 to December 31, 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.

Last Past Flights UA4635

Date
Departure
Arrival
Duration
Aircraft
Status
Friday
16 January
03:09 pm
Grand Junction (GJT)
05:14 pm
Denver (DEN)
02h 05min
Canadair (Bomb
Canadair (Bomb
Landed - Delayed
Thursday
15 January
03:13 pm
Grand Junction (GJT)
04:46 pm
Denver (DEN)
01h 33min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Wednesday
14 January
03:11 pm
Grand Junction (GJT)
04:18 pm
Denver (DEN)
01h 07min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Tuesday
13 January
03:15 pm
Grand Junction (GJT)
04:14 pm
Denver (DEN)
00h 59min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Monday
12 January
03:11 pm
Grand Junction (GJT)
04:35 pm
Denver (DEN)
01h 24min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Sunday
11 January
03:12 pm
Grand Junction (GJT)
04:48 pm
Denver (DEN)
01h 36min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Saturday
10 January
03:15 pm
Grand Junction (GJT)
04:42 pm
Denver (DEN)
01h 27min
Canadair (Bomb
Canadair (Bomb
Landed - On-time
Friday
09 January
06:26 pm
()
07:42 pm
Denver (DEN)
Canadair (Bomb
Canadair (Bomb
Landed - DIVERTED
Friday
09 January
03:35 pm
Grand Junction (GJT)
07:31 pm
Grand Junction (GJT)
Canadair (Bomb
Canadair (Bomb
Landed - DIVERTED
Thursday
08 January
04:11 pm
Grand Junction (GJT)
05:11 pm
Denver (DEN)
Canadair (Bomb
Canadair (Bomb
Landed - Delayed