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United Airlines

Is UA2831 delayed?

No delay reported yet — UA2831 is scheduled to leave San Francisco at 14:49 on Sep 27 and reach Houston at 20:23 (as of Sep 27, 13:08 UTC). Over its last 52 recorded arrivals, 28 landed more than 15 min late.

Each route and date is shown separately. Confirm that both airports match your booking.

No live update yet

Showing the published schedule until live times are reported.

Update time unavailable

Departure

San Francisco

SFO

Scheduled

Sep 27

Arrival

Houston

IAH

Scheduled

Sep 27

Times shown in airport local time

Service date: · Scheduled departure date (America/Los_Angeles)

Think UA2831 runs late today? Delayed is trading at 32¢ — pays out x3.09.

Will United Airlines UAL 2831 from San Francisco to Houston arrive on time, be delayed, or be cancelled on Sep 27?
On time66%Pays out x1.51Delayed32%Pays out x3.09Cancelled2%Pays out x52.14
$45 tradedDeparts Sun, Sep 27, 2:49 PM PDT
Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
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

8 min early

This update may be out of date.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

Update time unavailable

Departure

Seattle

SEA

Scheduled

Not available

Arrival

San Francisco

SFO

Estimated

Scheduled 11:24

Sep 27

Times shown in airport local time

Service date: · 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
Estimated
Actual
Not available
Route overview: San Francisco → HoustonSFOIAH
Route overview
Route overview: Seattle → San FranciscoSEASFO
Route overview

Recent arrivals

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

  • SFO → IAH

    14 min early

  • SEA → SFO

    40 min late

  • SFO → IAH

    4 min early

  • SEA → SFO

    65 min late

  • SFO → IAH

    31 min late
Flight history and details

Aug 28, 2026 — Sep 27, 2026

Observed arrivals
52
Arrivals over 15 minutes late
28
Observed cancellations
0
Observed occurrences
58

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

UA2831 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 26, 2026ArrivedSan FranciscoHouston
View this flight’s market
-14
Sep 26, 2026ArrivedSeattleSan Francisco
40
Sep 25, 2026ArrivedSan FranciscoHouston
-4
Sep 25, 2026ArrivedSeattleSan Francisco
65
Sep 24, 2026ArrivedSan FranciscoHouston
31
Sep 24, 2026ArrivedSeattleSan Francisco
-15
Sep 23, 2026ArrivedSan FranciscoHouston
-2
Sep 22, 2026ArrivedSan FranciscoHouston
4
Sep 22, 2026ArrivedSeattleSan Francisco
91
Sep 21, 2026ArrivedSan FranciscoHouston
9
Sep 21, 2026ArrivedSeattleSan Francisco
62
Sep 20, 2026ArrivedSan FranciscoHouston
43
Sep 20, 2026ArrivedSeattleSan Francisco
98
Sep 19, 2026ArrivedSan FranciscoHouston
30
Sep 19, 2026ArrivedSeattleSan Francisco
35
Sep 18, 2026ArrivedSan FranciscoHouston
7
Sep 18, 2026ArrivedSeattleSan Francisco
88
Sep 17, 2026ArrivedSan FranciscoHouston
27
Sep 17, 2026ArrivedSeattleSan Francisco
29
Sep 16, 2026ArrivedSan FranciscoHouston
-1
Sep 16, 2026ArrivedSeattleSan Francisco
-13
Sep 15, 2026ArrivedSan FranciscoHouston
4
Sep 15, 2026ArrivedSeattleSan Francisco
27
Sep 14, 2026ArrivedSan FranciscoHouston
35
Sep 14, 2026ArrivedSeattleSan Francisco
122
Sep 13, 2026ArrivedSan FranciscoHouston
17
Sep 13, 2026ArrivedSeattleSan Francisco
22
Sep 11, 2026ArrivedSan FranciscoHouston
18
Sep 11, 2026ArrivedSeattleSan Francisco
123
Sep 10, 2026ArrivedSan FranciscoHouston
10
Sep 10, 2026ArrivedSeattleSan Francisco
3
Sep 9, 2026ArrivedSan FranciscoHouston
-1
Sep 9, 2026ArrivedSeattleSan Francisco
4
Sep 8, 2026ArrivedSan FranciscoHouston
-24
Sep 8, 2026ArrivedSeattleSan Francisco
12
Sep 7, 2026ArrivedSan FranciscoHouston
25
Sep 7, 2026ArrivedSeattleSan Francisco
23
Sep 6, 2026ArrivedSan FranciscoHouston
-12
Sep 6, 2026ArrivedSeattleSan Francisco
5
Sep 5, 2026ArrivedSan FranciscoHouston
-36
Sep 5, 2026ArrivedSeattleSan Francisco
-20
Sep 4, 2026ArrivedSan FranciscoHouston
101
Sep 4, 2026ArrivedSeattleSan Francisco
-18
Sep 3, 2026ArrivedSan FranciscoHouston
29
Sep 3, 2026ArrivedSeattleSan Francisco
57
Sep 2, 2026ArrivedSan FranciscoHouston
0
Sep 2, 2026ArrivedSeattleSan Francisco
29
Sep 1, 2026ArrivedSeattleSan Francisco
38
Aug 31, 2026ArrivedSeattleSan Francisco
32
Aug 30, 2026ArrivedSeattleSan Francisco
53
Aug 29, 2026ArrivedSeattleSan Francisco
3
Aug 28, 2026ArrivedSeattleSan Francisco
12

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