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United Airlines

Is UA8371 delayed?

Service date: · Scheduled departure date (UTC)

Arrived

15 min early

Official source · Updated

Departure

Montreal

YUL

Scheduled

Sep 24

Arrival

Chicago

ORD

Actual

Scheduled 10:15

Sep 24

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Actual

Operating flight: ACA521

View this flight’s market

Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.

Recent arrivals

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

  • YUL → ORD

    15 min early

  • YUL → ORD

    23 min early

  • YUL → ORD

    12 min early

  • YUL → ORD

    12 min late

  • YUL → ORD

    8 min late
Flight history and details

Aug 26, 2026 — Sep 25, 2026

Observed arrivals
20
Arrivals over 15 minutes late
4
Observed cancellations
1
Observed occurrences
21

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

UA8371 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 24, 2026ArrivedMontrealChicago
View this flight’s market
-15
Sep 23, 2026ArrivedMontrealChicago
-23
Sep 22, 2026ArrivedMontrealChicago
-12
Sep 21, 2026ArrivedMontrealChicago
12
Sep 20, 2026ArrivedMontrealChicago
8
Sep 19, 2026CancelledMontrealChicagoNot available
Not available
Sep 18, 2026ArrivedMontrealChicago
65
Sep 17, 2026ArrivedMontrealChicago
127
Sep 16, 2026ArrivedMontrealChicago
-13
Sep 15, 2026ArrivedMontrealChicago
57
Sep 14, 2026ArrivedMontrealChicago
-17
Sep 13, 2026ArrivedMontrealChicago
-22
Sep 12, 2026ArrivedMontrealChicago
9
Sep 11, 2026ArrivedMontrealChicago
-28
Sep 10, 2026ArrivedMontrealChicago
18
Sep 9, 2026ArrivedMontrealChicago
-11
Sep 8, 2026ArrivedMontrealChicago
-19
Sep 7, 2026ArrivedMontrealChicago
-36
Sep 6, 2026ArrivedMontrealChicago
-19
Sep 5, 2026ArrivedMontrealChicago
-29
Sep 4, 2026ArrivedMontrealChicago
-21

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