Is UA2831 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Los_Angeles)
13 min late
This update may be out of date. Check with your airline.
Update time unavailable
Departure
San Francisco
SFO
Actual
Aug 28
Arrival
Houston
IAH
Estimated
Aug 28
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Service date: · Scheduled departure date (America/Los_Angeles)
12 min late
Updated
Departure
Seattle
SEA
Actual
Aug 28
Arrival
San Francisco
SFO
Actual
Aug 28
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 4 min late
SFO → IAH
- 27 min late
SEA → SFO
- 35 min late
SFO → IAH
- 122 min late
SEA → SFO
- 17 min late
SFO → IAH
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 37
- Arrivals over 15 minutes late
- 20
- Observed cancellations
- 0
- Observed occurrences
- 55
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 15, 2026Arrived | San Francisco | Houston | 4 | |
| Sep 15, 2026Arrived | Seattle | San Francisco | 27 | |
| Sep 14, 2026Arrived | San Francisco | Houston | 35 | |
| Sep 14, 2026Arrived | Seattle | San Francisco | 122 | |
| Sep 13, 2026Arrived | San Francisco | Houston | 17 | |
| Sep 13, 2026Arrived | Seattle | San Francisco | 22 | |
| Sep 11, 2026Arrived | San Francisco | Houston | 18 | |
| Sep 11, 2026Arrived | Seattle | San Francisco | 123 | |
| Sep 10, 2026Arrived | San Francisco | Houston | 10 | |
| Sep 10, 2026Arrived | Seattle | San Francisco | 3 | |
| Sep 9, 2026Arrived | San Francisco | Houston | -1 | |
| Sep 9, 2026Arrived | Seattle | San Francisco | 4 | |
| Sep 8, 2026Arrived | San Francisco | Houston | -24 | |
| Sep 8, 2026Arrived | Seattle | San Francisco | 12 | |
| Sep 7, 2026Arrived | San Francisco | Houston | 25 | |
| Sep 7, 2026Arrived | Seattle | San Francisco | 23 | |
| Sep 6, 2026Arrived | San Francisco | Houston | -12 | |
| Sep 6, 2026Arrived | Seattle | San Francisco | 5 | |
| Sep 5, 2026Arrived | San Francisco | Houston | -36 | |
| Sep 5, 2026Arrived | Seattle | San Francisco | -20 | |
| Sep 4, 2026Arrived | San Francisco | Houston | 101 | |
| Sep 4, 2026Arrived | Seattle | San Francisco | -18 | |
| Sep 3, 2026Arrived | San Francisco | Houston | 29 | |
| Sep 3, 2026Arrived | Seattle | San Francisco | 57 | |
| Sep 2, 2026Arrived | San Francisco | Houston | 0 | |
| Sep 2, 2026Arrived | Seattle | San Francisco | 29 | |
| Sep 1, 2026Arrived | Seattle | San Francisco | 38 | |
| Aug 31, 2026Arrived | Seattle | San Francisco | 32 | |
| Aug 30, 2026Arrived | Seattle | San Francisco | 53 | |
| Aug 29, 2026Arrived | Seattle | San Francisco | 3 | |
| Aug 28, 2026Arrived | Seattle | San Francisco | 12 | |
| Aug 27, 2026Arrived | Seattle | San Francisco | 64 | |
| Aug 26, 2026Arrived | Seattle | San Francisco | 19 | |
| Aug 25, 2026Arrived | Seattle | San Francisco | 11 | |
| Aug 24, 2026Arrived | Seattle | San Francisco | 31 | |
| Aug 23, 2026Arrived | Seattle | San Francisco | -2 | |
| Aug 21, 2026Arrived | Seattle | San Francisco | 23 |