Is UA1791 delayed?

No delay reported yet — UA1791 is scheduled to leave San Francisco at 14:12 on Sep 26 and reach Dulles at 22:04 (as of Sep 26, 08:11 UTC). Over its last 47 recorded arrivals, 19 landed more than 15 min late.

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Showing the published schedule until live times are reported.

Update time unavailable

Departure

San Francisco

SFO

Scheduled

14:12

Sep 26

Arrival

Dulles

IAD

Scheduled

22:04

Sep 26

Times shown in airport local time

Service date: Sep 26, 2026 · Scheduled departure date (America/Los_Angeles)

Think UA1791 runs late today? Delayed is trading at 23¢ — pays out x4.42.

Will United Airlines UAL 1791 from San Francisco to Dulles arrive on time, be delayed, or be cancelled on Sep 26?

On time76%Pays out x1.32 Delayed23%Pays out x4.42 Cancelled2%Pays out x53.13

$24 tradedDeparts Sat, Sep 26, 2:12 PM PDT

Flight details

Departure · UTC

Scheduled: Sep 26, 2026, 21:12 UTC
Estimated: Not available
Actual: Not available

Arrival · UTC

Scheduled: Sep 27, 2026, 02:04 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.

Estimated arrivalLast reported

On time

This update may be out of date.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

Update time unavailable

Departure

San Diego

SAN

Scheduled

—

Not available

Arrival

San Francisco

SFO

Estimated

11:31

Sep 26

Times shown in airport local time

Service date: Sep 26, 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 26, 2026, 18:31 UTC
Estimated: Sep 26, 2026, 18:31 UTC
Actual: Not available

Route overview

Recent arrivals

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

Fri, Sep 25, 2026
SFO → IAD
5 min early
Fri, Sep 25, 2026
SAN → SFO
43 min late
Thu, Sep 24, 2026
SFO → IAD
10 min late
Thu, Sep 24, 2026
SAN → SFO
5 min early
Wed, Sep 23, 2026
SFO → IAD
9 min late

Flight history and details

Aug 27, 2026 — Sep 26, 2026

Observed arrivals: 47
Arrivals over 15 minutes late: 19
Observed cancellations: 1
Observed occurrences: 54

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

UA1791 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 25, 2026Arrived	San Francisco	Dulles	Sep 26, 2026, 01:58 UTC View this flight’s market	-5
Sep 25, 2026Arrived	San Diego	San Francisco	Sep 25, 2026, 19:14 UTC	43
Sep 24, 2026Arrived	San Francisco	Dulles	Sep 25, 2026, 02:14 UTC	10
Sep 24, 2026Arrived	San Diego	San Francisco	Sep 24, 2026, 18:26 UTC	-5
Sep 23, 2026Arrived	San Francisco	Dulles	Sep 24, 2026, 02:23 UTC	9
Sep 23, 2026Arrived	San Diego	San Francisco	Sep 23, 2026, 18:51 UTC	30
Sep 22, 2026Arrived	San Diego	San Francisco	Sep 22, 2026, 18:25 UTC	4
Sep 21, 2026Cancelled	San Diego	San Francisco	Not available	Not available
Sep 20, 2026Arrived	San Francisco	Dulles	Sep 21, 2026, 02:05 UTC	-8
Sep 20, 2026Arrived	San Diego	San Francisco	Sep 20, 2026, 18:48 UTC	25
Sep 19, 2026Arrived	San Francisco	Dulles	Sep 20, 2026, 02:01 UTC	-12
Sep 19, 2026Arrived	San Diego	San Francisco	Sep 19, 2026, 18:12 UTC	-1
Sep 18, 2026Arrived	San Francisco	Dulles	Sep 19, 2026, 02:25 UTC	11
Sep 18, 2026Arrived	San Diego	San Francisco	Sep 18, 2026, 18:53 UTC	30
Sep 17, 2026Arrived	San Francisco	Dulles	Sep 18, 2026, 03:15 UTC	61
Sep 17, 2026Arrived	San Diego	San Francisco	Sep 17, 2026, 19:38 UTC	75
Sep 16, 2026Arrived	San Francisco	Dulles	Sep 17, 2026, 01:54 UTC	-19
Sep 16, 2026Arrived	San Diego	San Francisco	Sep 16, 2026, 18:58 UTC	45
Sep 15, 2026Arrived	San Diego	San Francisco	Sep 15, 2026, 18:34 UTC	21
Sep 14, 2026Arrived	San Francisco	Dulles	Sep 15, 2026, 03:09 UTC	55
Sep 14, 2026Arrived	San Diego	San Francisco	Sep 14, 2026, 18:24 UTC	-7
Sep 13, 2026Arrived	San Francisco	Dulles	Sep 14, 2026, 02:01 UTC	-12
Sep 13, 2026Arrived	San Diego	San Francisco	Sep 13, 2026, 18:11 UTC	-12
Sep 12, 2026Arrived	San Francisco	Dulles	Sep 13, 2026, 01:38 UTC	-35
Sep 12, 2026Arrived	San Diego	San Francisco	Sep 12, 2026, 18:35 UTC	22
Sep 11, 2026Arrived	San Francisco	Dulles	Sep 12, 2026, 02:42 UTC	28
Sep 11, 2026Arrived	San Diego	San Francisco	Sep 11, 2026, 18:50 UTC	19
Sep 10, 2026Arrived	San Diego	San Francisco	Sep 10, 2026, 18:29 UTC	6
Sep 9, 2026Arrived	San Diego	San Francisco	Sep 9, 2026, 18:26 UTC	13
Sep 8, 2026Arrived	San Diego	San Francisco	Sep 8, 2026, 18:48 UTC	35
Sep 7, 2026Arrived	San Francisco	Dulles	Sep 8, 2026, 02:03 UTC	-10
Sep 7, 2026Arrived	San Diego	San Francisco	Sep 7, 2026, 18:35 UTC	8
Sep 6, 2026Arrived	San Francisco	Dulles	Sep 7, 2026, 01:38 UTC	-35
Sep 6, 2026Arrived	San Diego	San Francisco	Sep 6, 2026, 18:52 UTC	29
Sep 5, 2026Arrived	San Francisco	Dulles	Sep 6, 2026, 01:50 UTC	-28
Sep 5, 2026Arrived	San Diego	San Francisco	Sep 5, 2026, 18:13 UTC	-22
Sep 4, 2026Arrived	San Francisco	Dulles	Sep 5, 2026, 02:27 UTC	8
Sep 4, 2026Arrived	San Diego	San Francisco	Sep 4, 2026, 18:21 UTC	-14
Sep 3, 2026Arrived	San Francisco	Dulles	Sep 4, 2026, 02:08 UTC	-10
Sep 3, 2026Arrived	San Diego	San Francisco	Sep 3, 2026, 18:39 UTC	4
Sep 2, 2026Arrived	San Francisco	Dulles	Sep 3, 2026, 02:33 UTC	14
Sep 2, 2026Arrived	San Diego	San Francisco	Sep 2, 2026, 19:44 UTC	69
Sep 1, 2026Arrived	San Diego	San Francisco	Sep 1, 2026, 19:23 UTC	48
Aug 31, 2026Arrived	San Diego	San Francisco	Aug 31, 2026, 19:41 UTC	66
Aug 30, 2026Arrived	San Diego	San Francisco	Aug 30, 2026, 19:05 UTC	34
Aug 29, 2026Arrived	San Diego	San Francisco	Aug 29, 2026, 18:22 UTC	-13
Aug 28, 2026Arrived	San Diego	San Francisco	Aug 28, 2026, 20:30 UTC	115
Aug 27, 2026Arrived	San Diego	San Francisco	Aug 27, 2026, 18:36 UTC	1