Is UAL550 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
18 min early
Official source · Updated
Departure
Calgary
YYC
Actual
Scheduled 12:22
Sep 6
Arrival
Denver
DEN
Actual
Scheduled 08:27
Sep 6
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
YYCDEN
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 15 min early
YYC → DEN
- 10 min early
YYC → DEN
- 13 min early
YYC → DEN
- 23 min early
YYC → DEN
- 8 min early
YYC → DEN
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 13
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- Observed occurrences
- 13
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 | Calgary | Denver | -15 | |
| Sep 16, 2026Arrived | Calgary | Denver | -10 | |
| Sep 15, 2026Arrived | Calgary | Denver | -13 | |
| Sep 13, 2026Arrived | Calgary | Denver | -23 | |
| Sep 12, 2026Arrived | Calgary | Denver | -8 | |
| Sep 11, 2026Arrived | Calgary | Denver | -9 | |
| Sep 10, 2026Arrived | Calgary | Denver | -28 | |
| Sep 9, 2026Arrived | Calgary | Denver | -23 | |
| Sep 8, 2026Arrived | Calgary | Denver | -7 | |
| Sep 7, 2026Arrived | Calgary | Denver | -5 | |
| Sep 6, 2026Arrived | Calgary | Denver | -18 | |
| Sep 5, 2026Arrived | Calgary | Denver | -21 | |
| Sep 4, 2026Arrived | Calgary | Denver | -5 |