United Airlines

Is UA4683 delayed?

Yes — UA4683 landed in San Francisco 48 min late, at 10:20 on Sep 27 (as of Sep 27, 17:50 UTC). Over its last 24 recorded arrivals, 11 landed more than 15 min late.

Arrived

48 min late

Official source · Updated Sep 27, 2026, 17:50 UTC

Departure

Tucson

TUS

Scheduled

—

Not available

Arrival

San Francisco

SFO

Actual

Scheduled 09:32

10:20

Sep 27

Times shown in airport local time

Service date: Sep 27, 2026 · Scheduled arrival date; departure time unavailable (America/Los_Angeles)

Flight details

Departure · UTC

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

Arrival · UTC

Scheduled: Sep 27, 2026, 16:32 UTC
Estimated: Sep 27, 2026, 17:23 UTC
Actual: Sep 27, 2026, 17:20 UTC

TUSSFO

Recent arrivals

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

Sun, Sep 27, 2026
Tucson → San Francisco
48 min late
Sat, Sep 26, 2026
Tucson → San Francisco
25 min early
Fri, Sep 25, 2026
Tucson → San Francisco
42 min late
Thu, Sep 24, 2026
Tucson → San Francisco
24 min early
Wed, Sep 23, 2026
Tucson → San Francisco
On schedule (5 min behind)

Flight history and details

Aug 28, 2026 — Sep 27, 2026

Observed arrivals: 24
Arrivals over 15 minutes late: 11
Observed cancellations: 0
Observed occurrences: 24

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

UA4683 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 27, 2026Arrived	Tucson	San Francisco	Sep 27, 2026, 17:20 UTC	48
Sep 26, 2026Arrived	Tucson	San Francisco	Sep 26, 2026, 16:05 UTC	-25
Sep 25, 2026Arrived	Tucson	San Francisco	Sep 25, 2026, 17:14 UTC	42
Sep 24, 2026Arrived	Tucson	San Francisco	Sep 24, 2026, 16:08 UTC	-24
Sep 23, 2026Arrived	Tucson	San Francisco	Sep 23, 2026, 16:32 UTC	5
Sep 22, 2026Arrived	Tucson	San Francisco	Sep 22, 2026, 16:45 UTC	18
Sep 21, 2026Arrived	Tucson	San Francisco	Sep 21, 2026, 16:36 UTC	16
Sep 20, 2026Arrived	Tucson	San Francisco	Sep 20, 2026, 17:10 UTC	47
Sep 19, 2026Arrived	Tucson	San Francisco	Sep 19, 2026, 17:23 UTC	63
Sep 18, 2026Arrived	Tucson	San Francisco	Sep 18, 2026, 16:57 UTC	37
Sep 17, 2026Arrived	Tucson	San Francisco	Sep 17, 2026, 17:12 UTC	49
Sep 16, 2026Arrived	Tucson	San Francisco	Sep 16, 2026, 16:33 UTC	13
Sep 15, 2026Arrived	Tucson	San Francisco	Sep 15, 2026, 16:01 UTC	-19
Sep 14, 2026Arrived	Tucson	San Francisco	Sep 14, 2026, 16:14 UTC	-6
Sep 13, 2026Arrived	Tucson	San Francisco	Sep 13, 2026, 16:18 UTC	-5
Sep 12, 2026Arrived	Tucson	San Francisco	Sep 12, 2026, 16:05 UTC	-15
Sep 11, 2026Arrived	Tucson	San Francisco	Sep 11, 2026, 16:42 UTC	22
Sep 10, 2026Arrived	Tucson	San Francisco	Sep 10, 2026, 15:58 UTC	-24
Sep 9, 2026Arrived	Tucson	San Francisco	Sep 9, 2026, 16:14 UTC	-6
Sep 8, 2026Arrived	Tucson	San Francisco	Sep 8, 2026, 16:11 UTC	-9
Sep 7, 2026Arrived	Tucson	San Francisco	Sep 7, 2026, 16:39 UTC	20
Sep 6, 2026Arrived	Tucson	San Francisco	Sep 6, 2026, 17:55 UTC	96
Sep 5, 2026Arrived	Tucson	San Francisco	Sep 5, 2026, 16:32 UTC	13
Sep 4, 2026Arrived	Tucson	San Francisco	Sep 4, 2026, 16:06 UTC	-20