Is UA8371 delayed?

Service date: Sep 18, 2026 · Scheduled departure date (UTC)

Arrived

65 min late

Official source · Updated Sep 18, 2026, 16:21 UTC

Departure

YUL

Scheduled

12:40

Sep 18

Arrival

ORD

Actual

11:20~~10:15~~

Sep 18

Times shown in airport local time

Flight details

Operating flight: ACA521

YULORD

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

Flight history and details

Aug 24, 2026 — Sep 23, 2026

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

UA8371 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 23, 2026Arrived	Montreal	Chicago	Sep 23, 2026, 14:52 UTC View this flight’s market	-23
Sep 22, 2026Arrived	Montreal	Chicago	Sep 22, 2026, 15:03 UTC	-12
Sep 21, 2026Arrived	Montreal	Chicago	Sep 21, 2026, 15:27 UTC	12
Sep 20, 2026Arrived	Montreal	Chicago	Sep 20, 2026, 15:23 UTC	8
Sep 19, 2026Cancelled	Montreal	Chicago	Not available	Not available
Sep 18, 2026Arrived	Montreal	Chicago	Sep 18, 2026, 16:20 UTC	65
Sep 17, 2026Arrived	Montreal	Chicago	Sep 17, 2026, 17:22 UTC	127
Sep 16, 2026Arrived	Montreal	Chicago	Sep 16, 2026, 15:02 UTC	-13
Sep 15, 2026Arrived	Montreal	Chicago	Sep 15, 2026, 16:12 UTC	57
Sep 14, 2026Arrived	Montreal	Chicago	Sep 14, 2026, 14:58 UTC	-17
Sep 13, 2026Arrived	Montreal	Chicago	Sep 13, 2026, 14:53 UTC	-22
Sep 12, 2026Arrived	Montreal	Chicago	Sep 12, 2026, 15:24 UTC	9
Sep 11, 2026Arrived	Montreal	Chicago	Sep 11, 2026, 14:47 UTC	-28
Sep 10, 2026Arrived	Montreal	Chicago	Sep 10, 2026, 15:33 UTC	18
Sep 9, 2026Arrived	Montreal	Chicago	Sep 9, 2026, 15:04 UTC	-11
Sep 8, 2026Arrived	Montreal	Chicago	Sep 8, 2026, 14:56 UTC	-19
Sep 7, 2026Arrived	Montreal	Chicago	Sep 7, 2026, 14:39 UTC	-36
Sep 6, 2026Arrived	Montreal	Chicago	Sep 6, 2026, 15:00 UTC	-19
Sep 5, 2026Arrived	Montreal	Chicago	Sep 5, 2026, 14:47 UTC	-29
Sep 4, 2026Arrived	Montreal	Chicago	Sep 4, 2026, 14:55 UTC	-21