Is AC4373 delayed?

No — AC4373 landed in San Francisco 9 min early, at 00:21 on Sep 29 (as of Sep 29, 07:56 UTC). Over its last 26 recorded arrivals, 5 landed more than 15 min late.

Arrived

9 min early

Official source · Updated Sep 29, 2026, 07:56 UTC

Departure

Chicago

ORD

Actual

22:17

Sep 28

Arrival

San Francisco

SFO

Actual

Scheduled 00:30

00:21

Sep 29

Times shown in airport local time

Service date: Sep 28, 2026 · Actual departure date; scheduled departure unavailable (America/Chicago)

Flight details

Departure · UTC

Scheduled: Not available
Estimated: Not available
Actual: Sep 29, 2026, 03:17 UTC

Arrival · UTC

Scheduled: Sep 29, 2026, 07:30 UTC
Estimated: Sep 29, 2026, 07:24 UTC
Actual: Sep 29, 2026, 07:21 UTC

Operating flight: UAL2106

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.

Chicago → San Francisco

Recent arrivals

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

Tue, Sep 29, 2026
Chicago → San Francisco
9 min early
Mon, Sep 28, 2026
Chicago → San Francisco
12 min early
Sun, Sep 27, 2026
Chicago → San Francisco
8 min early
Sat, Sep 26, 2026
Chicago → San Francisco
7 min early
Fri, Sep 25, 2026
Chicago → San Francisco
30 min early

Flight history and details

Aug 30, 2026 — Sep 29, 2026

Observed arrivals: 26
Arrivals over 15 minutes late: 5
Observed cancellations: 0
Observed occurrences: 26

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

AC4373 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 28, 2026Arrived	Chicago	San Francisco	Sep 29, 2026, 07:21 UTC View this flight’s market	-9
Sep 27, 2026Arrived	Chicago	San Francisco	Sep 28, 2026, 07:18 UTC	-12
Sep 26, 2026Arrived	Chicago	San Francisco	Sep 27, 2026, 07:22 UTC	-8
Sep 25, 2026Arrived	Chicago	San Francisco	Sep 26, 2026, 07:23 UTC	-7
Sep 24, 2026Arrived	Chicago	San Francisco	Sep 25, 2026, 07:00 UTC	-30
Sep 23, 2026Arrived	Chicago	San Francisco	Sep 24, 2026, 08:12 UTC	37
Sep 22, 2026Arrived	Chicago	San Francisco	Sep 23, 2026, 07:12 UTC	-18
Sep 21, 2026Arrived	Chicago	San Francisco	Sep 22, 2026, 07:41 UTC	11
Sep 20, 2026Arrived	Chicago	San Francisco	Sep 21, 2026, 07:28 UTC	-2
Sep 19, 2026Arrived	Chicago	San Francisco	Sep 20, 2026, 08:28 UTC	58
Sep 18, 2026Arrived	Chicago	San Francisco	Sep 19, 2026, 07:06 UTC	-24
Sep 17, 2026Arrived	Chicago	San Francisco	Sep 18, 2026, 07:15 UTC	-15
Sep 16, 2026Arrived	Chicago	San Francisco	Sep 17, 2026, 07:27 UTC	-3
Sep 15, 2026Arrived	Chicago	San Francisco	Sep 16, 2026, 08:37 UTC	67
Sep 14, 2026Arrived	Chicago	San Francisco	Sep 15, 2026, 07:17 UTC	-13
Sep 13, 2026Arrived	Chicago	San Francisco	Sep 14, 2026, 08:22 UTC	52
Sep 12, 2026Arrived	Chicago	San Francisco	Sep 13, 2026, 07:30 UTC	0
Sep 11, 2026Arrived	Chicago	San Francisco	Sep 12, 2026, 07:19 UTC	-11
Sep 10, 2026Arrived	Chicago	San Francisco	Sep 11, 2026, 07:34 UTC	4
Sep 9, 2026Arrived	Chicago	San Francisco	Sep 10, 2026, 07:21 UTC	-9
Sep 8, 2026Arrived	Chicago	San Francisco	Sep 9, 2026, 07:48 UTC	18
Sep 7, 2026Arrived	Chicago	San Francisco	Sep 8, 2026, 07:37 UTC	-13
Sep 6, 2026Arrived	Chicago	San Francisco	Sep 7, 2026, 06:46 UTC	-30
Sep 5, 2026Arrived	Chicago	San Francisco	Sep 6, 2026, 07:21 UTC	-9
Sep 4, 2026Arrived	Chicago	San Francisco	Sep 5, 2026, 07:46 UTC	-4
Sep 3, 2026Arrived	Chicago	San Francisco	Sep 4, 2026, 07:26 UTC	-24