Is UA2851 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
126 min late
Official source · Updated
Departure
San Francisco
SFO
Actual
Scheduled 13:18
Sep 7
Arrival
Portland
PDX
Actual
Scheduled 21:43
Sep 7
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
SFOPDX
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 19 min late
SFO → PDX
- 14 min late
SFO → PDX
- 131 min late
SFO → PDX
- 4 min late
SFO → PDX
- 25 min early
SFO → ABQ
Flight history and details
Aug 22, 2026 — Sep 21, 2026
- Observed arrivals
- 19
- Arrivals over 15 minutes late
- 6
- Observed cancellations
- 0
- Observed occurrences
- 27
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 20, 2026Arrived | San Francisco | Portland | 19 | |
| Sep 19, 2026Arrived | San Francisco | Portland | 14 | |
| Sep 18, 2026Arrived | San Francisco | Portland | 131 | |
| Sep 17, 2026Arrived | San Francisco | Portland | 4 | |
| Sep 16, 2026Arrived | San Francisco | Albuquerque | -25 | |
| Sep 15, 2026Arrived | San Francisco | Portland | 3 | |
| Sep 12, 2026Arrived | San Francisco | Portland | -21 | |
| Sep 11, 2026Arrived | San Francisco | Portland | 70 | |
| Sep 10, 2026Arrived | San Francisco | Portland | 17 | |
| Sep 9, 2026Arrived | San Francisco | Albuquerque | -18 | |
| Sep 8, 2026Arrived | San Francisco | Portland | 84 | |
| Sep 7, 2026Arrived | San Francisco | Portland | 126 | |
| Sep 6, 2026Arrived | San Francisco | Portland | -10 | |
| Sep 5, 2026Arrived | San Francisco | Portland | -15 | |
| Sep 4, 2026Arrived | San Francisco | Portland | 5 | |
| Sep 3, 2026Arrived | San Francisco | Portland | 9 | |
| Sep 2, 2026Arrived | San Francisco | Portland | 2 | |
| Sep 1, 2026Arrived | Dallas-Fort Worth | San Francisco | -25 | |
| Aug 29, 2026Arrived | San Francisco | Portland | -12 |