United Airlines
Is UA1948 delayed?
Service date: · Scheduled departure date (America/Cancun)
Arrived
40 min early
Updated
Departure
Cancun
CUN
Actual
Scheduled 12:57
Aug 24
Arrival
San Francisco
SFO
Actual
Scheduled 16:40
Aug 24
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.
- 22 min early
CUN → SFO
- 22 min early
CUN → SFO
- 19 min early
CUN → SFO
- 3 min early
CUN → SFO
- 4 min early
CUN → SFO
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 26
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 1
- Observed occurrences
- 29
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, 2026Cancelled | Cancun | San Francisco | Not available | Not available |
| Sep 16, 2026Arrived | Cancun | San Francisco | -22 | |
| Sep 15, 2026Arrived | Cancun | San Francisco | -22 | |
| Sep 14, 2026Arrived | Cancun | San Francisco | -19 | |
| Sep 13, 2026Arrived | Cancun | San Francisco | -3 | |
| Sep 12, 2026Arrived | Cancun | San Francisco | -4 | |
| Sep 11, 2026Arrived | Cancun | San Francisco | -19 | |
| Sep 10, 2026Arrived | Cancun | San Francisco | -23 | |
| Sep 9, 2026Arrived | Cancun | San Francisco | -46 | |
| Sep 8, 2026Arrived | Cancun | San Francisco | -17 | |
| Sep 7, 2026Arrived | Cancun | San Francisco | -29 | |
| Sep 6, 2026Arrived | Cancun | San Francisco | -25 | |
| Sep 5, 2026Arrived | Cancun | San Francisco | -30 | |
| Sep 4, 2026Arrived | Cancun | San Francisco | -10 | |
| Sep 3, 2026Arrived | Cancun | San Francisco | -23 | |
| Sep 2, 2026Arrived | Cancun | San Francisco | 14 | |
| Sep 1, 2026Arrived | Cancun | San Francisco | -20 | |
| Aug 31, 2026Arrived | Cancun | San Francisco | -9 | |
| Aug 30, 2026Arrived | Cancun | San Francisco | -8 | |
| Aug 29, 2026Arrived | Cancun | San Francisco | -26 | |
| Aug 28, 2026Arrived | Cancun | San Francisco | -26 | |
| Aug 27, 2026Arrived | Cancun | San Francisco | 19 | |
| Aug 26, 2026Arrived | Cancun | San Francisco | -29 | |
| Aug 25, 2026Arrived | Cancun | San Francisco | -20 | |
| Aug 24, 2026Arrived | Cancun | San Francisco | -40 | |
| Aug 23, 2026Arrived | Cancun | San Francisco | -23 | |
| Aug 21, 2026Arrived | Cancun | San Francisco | -25 |