Is UA670 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Los_Angeles)
23 min late
Official source · Updated
Departure
San Francisco
SFO
Actual
Sep 15
Arrival
Ontario
ONT
Actual
Sep 15
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Service date: · Scheduled arrival date; departure time unavailable (America/Los_Angeles)
32 min early
Official source · Updated
Departure
San Antonio
SAT
Scheduled
Not available
Arrival
San Francisco
SFO
Actual
Sep 15
Times shown in airport local time
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.
- 11 min early
EWR → DEN
- 48 min late
SAT → SFO
- 23 min late
SFO → ONT
- 32 min early
SAT → SFO
- 15 min early
EWR → DEN
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 23
- Arrivals over 15 minutes late
- 4
- Observed cancellations
- 0
- Observed occurrences
- 32
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 17, 2026Arrived | Newark | Denver | -11 | |
| Sep 16, 2026Arrived | San Antonio | San Francisco | 48 | |
| Sep 15, 2026Arrived | San Francisco | Ontario | 23 | |
| Sep 15, 2026Arrived | San Antonio | San Francisco | -32 | |
| Sep 14, 2026Arrived | Newark | Denver | -15 | |
| Sep 12, 2026Arrived | San Antonio | San Francisco | -10 | |
| Sep 11, 2026Arrived | Newark | Denver | -27 | |
| Sep 10, 2026Arrived | Newark | Denver | -9 | |
| Sep 9, 2026Arrived | San Antonio | San Francisco | -35 | |
| Sep 8, 2026Arrived | San Francisco | Ontario | 23 | |
| Sep 8, 2026Arrived | San Antonio | San Francisco | -17 | |
| Sep 7, 2026Arrived | Newark | Denver | -26 | |
| Sep 6, 2026Arrived | Newark | Denver | -31 | |
| Sep 4, 2026Arrived | Newark | Denver | -32 | |
| Sep 3, 2026Arrived | Newark | Denver | -2 | |
| Aug 31, 2026Arrived | Newark | Denver | -30 | |
| Aug 30, 2026Arrived | Newark | Denver | 16 | |
| Aug 28, 2026Arrived | Newark | Denver | -27 | |
| Aug 27, 2026Arrived | Newark | Denver | -17 | |
| Aug 24, 2026Arrived | Newark | Denver | -20 | |
| Aug 23, 2026Arrived | Newark | Denver | -6 | |
| Aug 21, 2026Arrived | Newark | Denver | -27 |