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United Airlines

Is UA1871 delayed?

Service date: · Scheduled arrival date; departure time unavailable (UTC)

Arrived

2 min early

Official source · Updated

Departure

Denver

DEN

Scheduled

Not available

Arrival

Calgary

YYC

Actual

Scheduled 00:30

Sep 16

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Not available
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Actual

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • DEN → YYC

    2 min early

  • DEN → YYC

    9 min early

  • DEN → YYC

    9 min early

  • DEN → YYC

    2 min late

  • DEN → YYC

    11 min early
Flight history and details

Aug 17, 2026 — Sep 16, 2026

Observed arrivals
26
Arrivals over 15 minutes late
2
Observed cancellations
0
Observed occurrences
28

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

UA1871 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedDenverCalgary
-2
Sep 15, 2026ArrivedDenverCalgary
-9
Sep 14, 2026ArrivedDenverCalgary
-9
Sep 13, 2026ArrivedDenverCalgary
2
Sep 12, 2026ArrivedDenverCalgary
-11
Sep 11, 2026ArrivedDenverCalgary
-2
Sep 10, 2026ArrivedDenverCalgary
-8
Sep 9, 2026ArrivedDenverCalgary
8
Sep 8, 2026ArrivedDenverCalgary
-18
Sep 7, 2026ArrivedDenverCalgary
-17
Sep 5, 2026ArrivedDenverCalgary
-21
Sep 4, 2026ArrivedDenverCalgary
-12
Sep 3, 2026ArrivedDenverCalgary
-8
Sep 2, 2026ArrivedDenverCalgary
-3
Sep 1, 2026ArrivedDenverCalgary
-2
Aug 31, 2026ArrivedDenverCalgary
-8
Aug 30, 2026ArrivedDenverCalgary
-1
Aug 29, 2026ArrivedDenverCalgary
-19
Aug 27, 2026ArrivedDenverCalgary
-3
Aug 26, 2026ArrivedDenverCalgary
-12
Aug 25, 2026ArrivedDenverCalgary
1
Aug 24, 2026ArrivedDenverCalgary
-14
Aug 23, 2026ArrivedDenverCalgary
136
Aug 22, 2026ArrivedDenverCalgary
32
Aug 18, 2026ArrivedDenverCalgary
-4
Aug 17, 2026ArrivedDenverCalgary
-16

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