Is UA1479 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Denver)
5 min early
Updated
Departure
Denver
DEN
Actual
Aug 28
Arrival
Louisville
SDF
Actual
Aug 28
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Service date: · Scheduled departure date (America/Los_Angeles)
26 min early
This update may be out of date. Check with your airline.
Update time unavailable
Departure
San Francisco
SFO
Actual
Aug 28
Arrival
Denver
DEN
Estimated
Aug 28
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 15 min early
DEN → SDF
- 27 min early
SFO → DEN
- 4 min early
DEN → SDF
- 5 min early
SFO → DEN
- 15 min early
DEN → SDF
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 42
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- Observed occurrences
- 58
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 | Denver | Louisville | -15 | |
| Sep 17, 2026Arrived | San Francisco | Denver | -27 | |
| Sep 16, 2026Arrived | Denver | Louisville | -4 | |
| Sep 16, 2026Arrived | San Francisco | Denver | -5 | |
| Sep 15, 2026Arrived | Denver | Louisville | -15 | |
| Sep 15, 2026Arrived | San Francisco | Denver | -13 | |
| Sep 14, 2026Arrived | Denver | Louisville | 1 | |
| Sep 14, 2026Arrived | San Francisco | Denver | -27 | |
| Sep 13, 2026Arrived | Denver | Louisville | -25 | |
| Sep 13, 2026Arrived | San Francisco | Denver | -28 | |
| Sep 12, 2026Arrived | Denver | Louisville | -26 | |
| Sep 12, 2026Arrived | San Francisco | Denver | -14 | |
| Sep 11, 2026Arrived | Denver | Louisville | -14 | |
| Sep 11, 2026Arrived | San Francisco | Denver | -26 | |
| Sep 10, 2026Arrived | Denver | Louisville | 5 | |
| Sep 10, 2026Arrived | San Francisco | Denver | -14 | |
| Sep 9, 2026Arrived | Denver | Louisville | -2 | |
| Sep 9, 2026Arrived | San Francisco | Denver | -26 | |
| Sep 8, 2026Arrived | Denver | Louisville | -17 | |
| Sep 8, 2026Arrived | San Francisco | Denver | -8 | |
| Sep 7, 2026Arrived | Denver | Louisville | -17 | |
| Sep 7, 2026Arrived | San Francisco | Denver | -16 | |
| Sep 6, 2026Arrived | Denver | Louisville | -7 | |
| Sep 6, 2026Arrived | San Francisco | Denver | -30 | |
| Sep 5, 2026Arrived | Denver | Louisville | -25 | |
| Sep 5, 2026Arrived | San Francisco | Denver | -16 | |
| Sep 4, 2026Arrived | Denver | Louisville | -17 | |
| Sep 4, 2026Arrived | San Francisco | Denver | -23 | |
| Sep 3, 2026Arrived | Denver | Louisville | -18 | |
| Sep 3, 2026Arrived | San Francisco | Denver | -19 | |
| Sep 1, 2026Arrived | Denver | Louisville | -23 | |
| Aug 31, 2026Arrived | Denver | Louisville | -2 | |
| Aug 30, 2026Arrived | Denver | Louisville | -18 | |
| Aug 29, 2026Arrived | Denver | Louisville | -28 | |
| Aug 28, 2026Arrived | Denver | Louisville | -5 | |
| Aug 27, 2026Arrived | Denver | Louisville | -12 | |
| Aug 26, 2026Arrived | Denver | Louisville | -23 | |
| Aug 25, 2026Arrived | Denver | Louisville | -25 | |
| Aug 24, 2026Arrived | Denver | Louisville | -25 | |
| Aug 23, 2026Arrived | Denver | Louisville | -21 | |
| Aug 22, 2026Arrived | Denver | Louisville | -14 | |
| Aug 21, 2026Arrived | Denver | Louisville | -31 |