Is AC4951 delayed?

No delay reported yet — AC4951 is scheduled to leave St Louis at 15:27 on Sep 26 and reach Chicago at 11:59 (as of Sep 26, 10:43 UTC). Over its last 22 recorded arrivals, 8 landed more than 15 min late.

No live update yet

Showing the published schedule until live times are reported.

Update time unavailable

Departure

St Louis

STL

Scheduled

15:27

Sep 26

Arrival

Chicago

ORD

Scheduled

11:59

Sep 26

Times shown in airport local time

Service date: Sep 26, 2026 · Scheduled departure date (UTC)

Think AC4951 runs late today? Delayed is trading at 43¢ — pays out x2.34.

Will Air Canada AC 4951 from St Louis to Chicago arrive on time, be delayed, or be cancelled on Sep 26?

On time55%Pays out x1.80 Delayed43%Pays out x2.34 Cancelled2%Pays out x49.76

$16 tradedDeparts Sat, Sep 26, 3:27 PM UTC

Flight details

Departure · UTC

Scheduled: Sep 26, 2026, 15:27 UTC
Estimated: Not available
Actual: Not available

Arrival · UTC

Scheduled: Sep 26, 2026, 16:59 UTC
Estimated: Not available
Actual: Not available

Operating flight: UAL4517

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.

STLORD

Recent arrivals

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

Fri, Sep 25, 2026
STL → ORD
4 min early
Thu, Sep 24, 2026
STL → ORD
23 min early
Wed, Sep 23, 2026
STL → ORD
135 min late
Tue, Sep 22, 2026
STL → ORD
33 min early
Mon, Sep 21, 2026
STL → ORD
3 min late

Flight history and details

Aug 27, 2026 — Sep 26, 2026

Observed arrivals: 22
Arrivals over 15 minutes late: 8
Observed cancellations: 0
Observed occurrences: 22

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

AC4951 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 25, 2026Arrived	St Louis	Chicago	Sep 25, 2026, 16:55 UTC View this flight’s market	-4
Sep 24, 2026Arrived	St Louis	Chicago	Sep 24, 2026, 16:36 UTC	-23
Sep 23, 2026Arrived	St Louis	Chicago	Sep 23, 2026, 19:43 UTC	135
Sep 22, 2026Arrived	St Louis	Chicago	Sep 22, 2026, 17:18 UTC	-33
Sep 21, 2026Arrived	St Louis	Chicago	Sep 21, 2026, 17:31 UTC	3
Sep 20, 2026Arrived	St Louis	Chicago	Sep 20, 2026, 18:17 UTC	49
Sep 19, 2026Arrived	St Louis	Chicago	Sep 19, 2026, 22:59 UTC	298
Sep 18, 2026Arrived	St Louis	Chicago	Sep 18, 2026, 16:45 UTC	-43
Sep 17, 2026Arrived	St Louis	Chicago	Sep 17, 2026, 20:30 UTC	182
Sep 16, 2026Arrived	St Louis	Chicago	Sep 16, 2026, 16:50 UTC	-38
Sep 15, 2026Arrived	St Louis	Chicago	Sep 15, 2026, 19:06 UTC	75
Sep 14, 2026Arrived	St Louis	Chicago	Sep 14, 2026, 16:52 UTC	-36
Sep 13, 2026Arrived	St Louis	Chicago	Sep 13, 2026, 16:56 UTC	-32
Sep 12, 2026Arrived	St Louis	Chicago	Sep 12, 2026, 17:40 UTC	-21
Sep 11, 2026Arrived	St Louis	Chicago	Sep 11, 2026, 16:53 UTC	-35
Sep 10, 2026Arrived	St Louis	Chicago	Sep 11, 2026, 00:18 UTC	410
Sep 9, 2026Arrived	St Louis	Chicago	Sep 9, 2026, 16:54 UTC	-34
Sep 8, 2026Arrived	St Louis	Chicago	Sep 8, 2026, 17:06 UTC	-45
Sep 7, 2026Arrived	St Louis	Chicago	Sep 7, 2026, 17:07 UTC	-21
Sep 6, 2026Arrived	St Louis	Chicago	Sep 6, 2026, 16:45 UTC	-43
Sep 5, 2026Arrived	St Louis	Chicago	Sep 5, 2026, 21:58 UTC	237
Sep 4, 2026Arrived	St Louis	Chicago	Sep 4, 2026, 21:49 UTC	261