Is UA2851 delayed?

No delay reported yet — UA2851 is scheduled to leave San Francisco at 12:58 on Sep 29 and reach Portland at 14:27 (as of Sep 29, 07:50 UTC). Over its last 26 recorded arrivals, 11 landed more than 15 min late.

No live update yet

Showing the published schedule until live times are reported.

Update time unavailable

Departure

San Francisco

SFO

Scheduled

12:58

Sep 29

Arrival

Portland

PDX

Scheduled

14:27

Sep 29

Times shown in airport local time

Service date: Sep 29, 2026 · Scheduled departure date (America/Los_Angeles)

Think UA2851 runs late today? Delayed is trading at 39¢ — pays out x2.58.

Will United Airlines UAL 2851 from San Francisco to Portland arrive on time, be delayed, or be cancelled on Sep 29?

On time59%Delayed39%Cancelled2%

$38 tradedDeparts Tue, Sep 29, 12:58 PM PDT

Flight details

Departure · UTC

Scheduled: Sep 29, 2026, 19:58 UTC
Estimated: Not available
Actual: Not available

Arrival · UTC

Scheduled: Sep 29, 2026, 21:27 UTC
Estimated: Not available
Actual: Not available

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.

SFOPDX

Recent arrivals

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

Mon, Sep 28, 2026
San Francisco → Portland
On schedule (11 min behind)
Sun, Sep 27, 2026
San Francisco → Portland
21 min late
Sat, Sep 26, 2026
San Francisco → Portland
On schedule (9 min behind)
Fri, Sep 25, 2026
San Francisco → Portland
51 min late
Thu, Sep 24, 2026
San Francisco → Portland
17 min late

Flight history and details

Aug 30, 2026 — Sep 29, 2026

Observed arrivals: 26
Arrivals over 15 minutes late: 11
Observed cancellations: 0
Observed occurrences: 28

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

UA2851 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 28, 2026Arrived	San Francisco	Portland	Sep 28, 2026, 21:38 UTC View this flight’s market	11
Sep 27, 2026Arrived	San Francisco	Portland	Sep 27, 2026, 21:38 UTC	21
Sep 26, 2026Arrived	San Francisco	Portland	Sep 26, 2026, 21:32 UTC	9
Sep 25, 2026Arrived	San Francisco	Portland	Sep 25, 2026, 22:14 UTC	51
Sep 24, 2026Arrived	San Francisco	Portland	Sep 24, 2026, 21:40 UTC	17
Sep 23, 2026Arrived	San Francisco	Albuquerque	Sep 24, 2026, 01:52 UTC	-19
Sep 22, 2026Arrived	San Francisco	Portland	Sep 22, 2026, 22:16 UTC	34
Sep 21, 2026Arrived	San Francisco	Portland	Sep 21, 2026, 22:06 UTC	34
Sep 20, 2026Arrived	San Francisco	Portland	Sep 20, 2026, 21:55 UTC	19
Sep 19, 2026Arrived	San Francisco	Portland	Sep 19, 2026, 21:51 UTC	14
Sep 18, 2026Arrived	San Francisco	Portland	Sep 18, 2026, 23:38 UTC	131
Sep 17, 2026Arrived	San Francisco	Portland	Sep 17, 2026, 21:36 UTC	4
Sep 16, 2026Arrived	San Francisco	Albuquerque	Sep 17, 2026, 01:40 UTC	-25
Sep 15, 2026Arrived	San Francisco	Portland	Sep 15, 2026, 21:45 UTC	3
Sep 12, 2026Arrived	San Francisco	Portland	Sep 12, 2026, 21:15 UTC	-21
Sep 11, 2026Arrived	San Francisco	Portland	Sep 11, 2026, 22:37 UTC	70
Sep 10, 2026Arrived	San Francisco	Portland	Sep 10, 2026, 21:49 UTC	17
Sep 9, 2026Arrived	San Francisco	Albuquerque	Sep 10, 2026, 01:47 UTC	-18
Sep 8, 2026Arrived	San Francisco	Portland	Sep 8, 2026, 23:07 UTC	84
Sep 7, 2026Arrived	San Francisco	Portland	Sep 7, 2026, 23:49 UTC	126
Sep 6, 2026Arrived	San Francisco	Portland	Sep 6, 2026, 21:32 UTC	-10
Sep 5, 2026Arrived	San Francisco	Portland	Sep 5, 2026, 21:31 UTC	-15
Sep 4, 2026Arrived	San Francisco	Portland	Sep 4, 2026, 21:52 UTC	5
Sep 3, 2026Arrived	San Francisco	Portland	Sep 3, 2026, 21:56 UTC	9
Sep 2, 2026Arrived	San Francisco	Portland	Sep 2, 2026, 21:49 UTC	2
Sep 1, 2026Arrived	Dallas-Fort Worth	San Francisco	Sep 2, 2026, 04:21 UTC	-25