Is UAL1139 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Denver)
Arrived
16 min late
Official source · Updated
Departure
Denver
DEN
Actual
Scheduled 16:27
Sep 18
Arrival
Fort Lauderdale
FLL
Actual
Scheduled 21:55
Sep 18
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 departure date (UTC)
Arrived
22 min early
Official source · Updated
Departure
Boise
BOI
Actual
Scheduled 16:48
Sep 18
Arrival
Denver
DEN
Actual
Scheduled 12:27
Sep 18
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
BOIDEN
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 192 min late
DEN → FLL
- 21 min early
BOI → DEN
- 21 min early
BOI → DEN
- 16 min late
DEN → FLL
- 22 min early
BOI → DEN
Flight history and details
Aug 22, 2026 — Sep 21, 2026
- Observed arrivals
- 27
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 0
- Observed occurrences
- 28
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 20, 2026Arrived | Denver | Fort Lauderdale | 192 | |
| Sep 20, 2026Arrived | Boise | Denver | -21 | |
| Sep 19, 2026Arrived | Boise | Denver | -21 | |
| Sep 18, 2026Arrived | Denver | Fort Lauderdale | 16 | |
| Sep 18, 2026Arrived | Boise | Denver | -22 | |
| Sep 17, 2026Arrived | Denver | Fort Lauderdale | 2 | |
| Sep 17, 2026Arrived | Boise | Denver | -17 | |
| Sep 16, 2026Arrived | Denver | Fort Lauderdale | -12 | |
| Sep 16, 2026Arrived | Boise | Denver | 2 | |
| Sep 15, 2026Arrived | Denver | Fort Lauderdale | 15 | |
| Sep 15, 2026Arrived | Boise | Denver | -27 | |
| Sep 14, 2026Arrived | Denver | Fort Lauderdale | -10 | |
| Sep 14, 2026Arrived | Boise | Denver | -19 | |
| Sep 13, 2026Arrived | Denver | Fort Lauderdale | -2 | |
| Sep 13, 2026Arrived | Boise | Denver | 2 | |
| Sep 12, 2026Arrived | Boise | Denver | -17 | |
| Sep 11, 2026Arrived | Boise | Denver | -25 | |
| Sep 10, 2026Arrived | Denver | Fort Lauderdale | -16 | |
| Sep 10, 2026Arrived | Boise | Denver | -17 | |
| Sep 9, 2026Arrived | Denver | Fort Lauderdale | -1 | |
| Sep 9, 2026Arrived | Boise | Denver | -30 | |
| Sep 8, 2026Arrived | Denver | Fort Lauderdale | 12 | |
| Sep 8, 2026Arrived | Boise | Denver | 0 | |
| Sep 7, 2026Arrived | Boise | Denver | -3 | |
| Sep 6, 2026Arrived | Boise | Denver | 4 | |
| Sep 5, 2026Arrived | Boise | Denver | -5 | |
| Sep 4, 2026Arrived | Boise | Denver | -18 |