Is UA301 delayed?
Service date: · Scheduled departure date (America/Los_Angeles)
Arrived
138 min late
Official source · Updated
Departure
San Francisco
SFO
Actual
Scheduled 21:38
Sep 8
Arrival
Denver
DEN
Actual
Scheduled 00:53
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 18 min early
SFO → DEN
- 29 min early
SFO → DEN
- 35 min early
SFO → DEN
- 12 min early
SFO → DEN
- 32 min early
SFO → DEN
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 15
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 30
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 16, 2026Arrived | San Francisco | Denver | -18 | |
| Sep 15, 2026Arrived | San Francisco | Denver | -29 | |
| Sep 14, 2026Arrived | San Francisco | Denver | -35 | |
| Sep 13, 2026Arrived | San Francisco | Denver | -12 | |
| Sep 12, 2026Arrived | San Francisco | Denver | -32 | |
| Sep 11, 2026Arrived | San Francisco | Denver | -13 | |
| Sep 10, 2026Arrived | San Francisco | Denver | -32 | |
| Sep 9, 2026Arrived | San Francisco | Denver | -35 | |
| Sep 8, 2026Arrived | San Francisco | Denver | -37 | |
| Sep 7, 2026Arrived | San Francisco | Denver | 138 | |
| Sep 6, 2026Arrived | San Francisco | Denver | -27 | |
| Sep 5, 2026Arrived | San Francisco | Denver | -32 | |
| Sep 4, 2026Arrived | San Francisco | Denver | -37 | |
| Sep 3, 2026Arrived | San Francisco | Denver | -23 | |
| Sep 2, 2026Arrived | San Francisco | Denver | 18 |