UA1877United Airlines · GJT → DEN
updated 19m ago
Route confirmed United Airlines

UA1877 Grand JunctionGJT DenverDEN · 08:14

UA1877 by United Airlines flies from Grand Junction (GJT) to Denver (DEN) for the Sat, Oct 31 departure.

Right nowLanded in Denver · today
07:56

arrived at DEN · 18 min early

Typical arrival−16 minmedian over 9 operations

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-31
−18 arrival
10-30
−11 arrival
10-29
−16 arrival
10-28
−21 arrival
10-27
−17 arrival
10-26
−16 arrival
10-25
−13 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −16 min · 0 cancelled · 9 operations tracked

The route today

live boards
GJTGrand JunctionOn-time likelyGJT delay board →
DENDenverOn-time likelyDEN delay board →
GJT→DENevery carrier, schedules and on-time historyRoute intelligence →

Tomorrow at Denver

Forecast

Sun 1 Nov, local date

High17°Clikely 14°C to 19°C
Low7°Clikely 5°C to 8°C
  • 51% chance of fog
Outlook: about usual
Chance a departure leaves 60+ min late
8.7%usually 9.9%

No cancellation outlook here: this airport's board does not publish cancellations reliably.

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Based on about 980 departures a day. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

How UA1877 actually runs

Pro Flight Search has tracked every published board update for UA1877 across the GJT and DEN boards: schedule changes, gate pushes and actual clocks. Usually lands ~16 min early. Based on 9 confirmed landings · 8/9 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how UA1877 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-31GJT DEN 08:14 07:56 (−18)
10-30GJT DEN 08:14 08:03 (−11)
10-29GJT DEN 08:14 07:58 (−16)
10-28GJT DEN 08:14 07:53 (−21)
10-27GJT DEN 08:14 07:57 (−17)
10-26GJT DEN 08:14 07:58 (−16)
10-25GJT DEN 08:14 08:01 (−13)
10-24GJT DEN 08:21 08:07 (−14)
10-23GJT DEN 08:21 08:37 (+16)

Aircraft

Recent tails: N73445, N39416, N45440, N75425.

Board clocks recorded as GJT and DEN published them.

Planning around UA1877? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: UA1877 Grand Junction to Denver on-time performance, measured from the GJT and DEN airport boards.

Canonical URL
https://proflightsearch.com/flight/UA1877
How we measure this →