Is AC3451 delayed?

No delay reported — AC3451 is expected in San Francisco at 22:51 on Sep 28, as scheduled. Over its last 25 recorded arrivals, 5 landed more than 15 min late.

Estimated arrivalLast reported

On time

This update may be out of date. Check with your airline.

Update time unavailable

Departure

Denver

DEN

Scheduled

—

Not available

Arrival

San Francisco

SFO

Estimated

22:51

Sep 28

Times shown in airport local time

Service date: Sep 28, 2026 · Scheduled arrival date; departure time unavailable (America/Los_Angeles)

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Will Air Canada AC 3451 from Denver to San Francisco arrive on time, be delayed, or be cancelled on Sep 29?

On time74%Delayed24%Cancelled2%

No trades yet — make the first callcloses on arrival

Flight details

Departure · UTC

Scheduled: Not available
Estimated: Not available
Actual: Not available

Arrival · UTC

Scheduled: Sep 29, 2026, 05:51 UTC
Estimated: Sep 29, 2026, 05:51 UTC
Actual: Not available

Operating flight: UAL2123

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.

Denver → San Francisco

Recent arrivals

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

Sun, Sep 27, 2026
Denver → San Francisco
40 min late
Sat, Sep 26, 2026
Denver → San Francisco
24 min early
Fri, Sep 25, 2026
Denver → San Francisco
41 min late
Thu, Sep 24, 2026
Denver → San Francisco
18 min early
Wed, Sep 23, 2026
Denver → San Francisco
16 min early

Flight history and details

Aug 29, 2026 — Sep 28, 2026

Observed arrivals: 25
Arrivals over 15 minutes late: 5
Observed cancellations: 0
Observed occurrences: 25

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

AC3451 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 27, 2026Arrived	Denver	San Francisco	Sep 28, 2026, 06:31 UTC View this flight’s market	40
Sep 26, 2026Arrived	Denver	San Francisco	Sep 27, 2026, 05:27 UTC	-24
Sep 25, 2026Arrived	Denver	San Francisco	Sep 26, 2026, 06:32 UTC	41
Sep 24, 2026Arrived	Denver	San Francisco	Sep 25, 2026, 05:33 UTC	-18
Sep 23, 2026Arrived	Denver	San Francisco	Sep 24, 2026, 05:39 UTC	-16
Sep 22, 2026Arrived	Denver	San Francisco	Sep 23, 2026, 06:01 UTC	6
Sep 21, 2026Arrived	Denver	San Francisco	Sep 22, 2026, 05:36 UTC	-19
Sep 20, 2026Arrived	Denver	San Francisco	Sep 21, 2026, 06:33 UTC	38
Sep 19, 2026Arrived	Denver	San Francisco	Sep 20, 2026, 05:50 UTC	-5
Sep 18, 2026Arrived	Denver	San Francisco	Sep 19, 2026, 06:00 UTC	5
Sep 17, 2026Arrived	Denver	San Francisco	Sep 18, 2026, 06:10 UTC	15
Sep 16, 2026Arrived	Denver	San Francisco	Sep 17, 2026, 06:44 UTC	49
Sep 15, 2026Arrived	Denver	San Francisco	Sep 16, 2026, 05:46 UTC	-9
Sep 14, 2026Arrived	Denver	San Francisco	Sep 15, 2026, 05:47 UTC	-8
Sep 13, 2026Arrived	Denver	San Francisco	Sep 14, 2026, 05:49 UTC	-6
Sep 12, 2026Arrived	Denver	San Francisco	Sep 13, 2026, 05:26 UTC	-29
Sep 11, 2026Arrived	Denver	San Francisco	Sep 12, 2026, 05:34 UTC	-21
Sep 10, 2026Arrived	Denver	San Francisco	Sep 11, 2026, 05:38 UTC	-17
Sep 9, 2026Arrived	Denver	San Francisco	Sep 10, 2026, 05:31 UTC	-24
Sep 8, 2026Arrived	Denver	San Francisco	Sep 9, 2026, 05:55 UTC	0
Sep 7, 2026Arrived	Denver	San Francisco	Sep 8, 2026, 05:39 UTC	-16
Sep 6, 2026Arrived	Denver	San Francisco	Sep 7, 2026, 05:51 UTC	-4
Sep 5, 2026Arrived	Denver	San Francisco	Sep 6, 2026, 05:37 UTC	-18
Sep 4, 2026Arrived	Denver	San Francisco	Sep 5, 2026, 05:44 UTC	-11
Sep 3, 2026Arrived	Denver	San Francisco	Sep 4, 2026, 06:39 UTC	44