United Airlines
Is UA3771 delayed?
Yes — UA3771 landed in San Francisco 48 min late, at 23:33 on Sep 27 (as of Sep 28, 07:06 UTC). Over its last 5 recorded arrivals, 1 landed more than 15 min late.
48 min late
Official source · Updated
Departure
Houston
IAH
Scheduled
Not available
Arrival
San Francisco
SFO
Actual
Scheduled 22:45
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
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 48 min late
Houston → San Francisco
- 67 min early
Newark → Nashville
- 25 min early
Houston → Fort Worth
- 13 min early
Los Angeles → Las Vegas
- 55 min early
Nashville → Dulles
Is UA3771 usually late?
Observation window: Aug 30, 2026 – Sep 29, 2026
Percentages and delay figures appear once 10 arrivals are recorded.
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Houston (IAH) departures
- Left more than 15 min late
- 21 of 246
- Cancelled today
- 1
San Francisco (SFO) departures
- Left more than 15 min late
- 111 of 306
- Cancelled today
- 2
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 27, 2026Arrived | Houston | San Francisco | 48 | |
| Sep 26, 2026Arrived | Newark | Nashville | -67 | |
| Sep 20, 2026Arrived | Houston | Fort Worth | -25 | |
| Sep 19, 2026Arrived | Los Angeles | Las Vegas | -13 | |
| Sep 12, 2026Arrived | Nashville | Dulles | -55 |
Email me if UA3771 runs late
We email you if your next UA3771 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.