United Airlines
Is UA1375 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Los_Angeles)
17 min early
Official source · Updated
Departure
San Francisco
SFO
Actual
Sep 18
Arrival
Phoenix
PHX
Actual
Sep 18
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Service date: · Scheduled departure date (UTC)
12 min late
Official source · Updated
Departure
Ontario
ONT
Actual
Sep 18
Arrival
San Francisco
SFO
Actual
Sep 18
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Service date: · Scheduled departure date (UTC)
50 min late
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Ontario
ONT
Actual
Sep 18
Arrival
San Francisco
SFO
Scheduled
Sep 17
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 22 min early
ONT → SFO
- 14 min early
ONT → SFO
- 1 min late
SFO → PHX
- 42 min late
ONT → SFO
- 11 min early
SFO → PHX
Flight history and details
Aug 24, 2026 — Sep 23, 2026
- Observed arrivals
- 36
- Arrivals over 15 minutes late
- 9
- Observed cancellations
- 0
- Observed occurrences
- 39
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 23, 2026Arrived | Ontario | San Francisco | -22 | |
| Sep 22, 2026Arrived | Ontario | San Francisco | -14 | |
| Sep 21, 2026Arrived | San Francisco | Phoenix | 1 | |
| Sep 21, 2026Arrived | Ontario | San Francisco | 42 | |
| Sep 20, 2026Arrived | San Francisco | Phoenix | -11 | |
| Sep 20, 2026Arrived | Ontario | San Francisco | 58 | |
| Sep 19, 2026Arrived | Ontario | San Francisco | -14 | |
| Sep 18, 2026Arrived | San Francisco | Phoenix | -17 | |
| Sep 18, 2026Arrived | Ontario | San Francisco | 12 | |
| Sep 17, 2026Arrived | San Francisco | Phoenix | 84 | |
| Sep 16, 2026Arrived | Ontario | Phoenix | -7 | |
| Sep 16, 2026Arrived | Ontario | San Francisco | 24 | |
| Sep 15, 2026Arrived | Ontario | San Francisco | -8 | |
| Sep 14, 2026Arrived | Ontario | Phoenix | 11 | |
| Sep 14, 2026Arrived | Ontario | San Francisco | 25 | |
| Sep 13, 2026Arrived | San Francisco | Phoenix | -11 | |
| Sep 13, 2026Arrived | Ontario | San Francisco | 24 | |
| Sep 12, 2026Arrived | Ontario | San Francisco | 29 | |
| Sep 11, 2026Arrived | San Francisco | Phoenix | -21 | |
| Sep 11, 2026Arrived | Ontario | San Francisco | -7 | |
| Sep 10, 2026Arrived | San Francisco | Phoenix | -10 | |
| Sep 10, 2026Arrived | Ontario | San Francisco | 9 | |
| Sep 9, 2026Arrived | San Francisco | Phoenix | -4 | |
| Sep 9, 2026Arrived | Ontario | San Francisco | -1 | |
| Sep 8, 2026Arrived | Ontario | San Francisco | -15 | |
| Sep 7, 2026Arrived | San Francisco | Phoenix | -21 | |
| Sep 7, 2026Arrived | Ontario | San Francisco | -26 | |
| Sep 6, 2026Arrived | Ontario | San Francisco | -1 | |
| Sep 5, 2026Arrived | Ontario | San Francisco | -17 | |
| Sep 4, 2026Diverted | San Francisco | Phoenix | Not available | Not available |
| Sep 4, 2026Arrived | Ontario | San Francisco | 19 | |
| Sep 3, 2026Arrived | San Francisco | Phoenix | 16 | |
| Sep 2, 2026Arrived | San Francisco | Phoenix | -31 | |
| Aug 31, 2026Arrived | San Francisco | Phoenix | -6 | |
| Aug 28, 2026Arrived | San Francisco | Phoenix | -8 | |
| Aug 27, 2026Arrived | San Francisco | Phoenix | 15 | |
| Aug 26, 2026Arrived | San Francisco | Phoenix | -18 |