What happened
AI-written · may contain mistakes. Written from the advisory text and weather only.
Cause: Flights leaving Denver were held because of construction on a runway and taxiway, not because of the weather, which was clear with light winds.
The ground stop began at 01:14 UTC on October 23 and ended at 01:50 UTC, after 36 minutes. It had been set to run until 8:15 pm Mountain time, but it lifted early. Departures had been held from six air traffic control centers.
Impact by airline
Flights to and from DEN delayed 30+ minutes during the ground stop and the hour after it.
- Delayed 30+ min
- 85
- Arrivals / departures
- 67 / 18
| Airline | Delayed | Avg delay | On ground | Holding |
|---|---|---|---|---|
| SkyWest Airlines OO | 37 | 65 min | 11 | — |
| Southwest Airlines WN | 34 | 80 min | 18 | — |
| United Airlines UA | 12 | 68 min | 19 | — |
| Frontier Airlines F9 | 2 | 99 min | 2 | — |
Delayed 30+ minOn ground / holding: most seen at once.
Held at origin
Flights to DEN still on the ground at their origin 15+ minutes past their scheduled departure while the stop was in effect. Held time is minutes past the scheduled departure.
- Held at origin
- 0
- Average held
- —
- Longest
- —
No inbound flight has been seen held at its origin during this stop.
Impact by region
Delayed arrivals by the air traffic control center they departed from. Held: departures from that center were stopped.
| Center | Status | Delayed |
|---|---|---|
| Kansas City Center (ZKC) | Held | 6 |
| Minneapolis Center (ZMP) | Held | 5 |
| Albuquerque Center (ZAB) | Held | 3 |
| Los Angeles Center (ZLA) | Held | 3 |
| Salt Lake City Center (ZLC) | Held | 2 |
| Denver Center (ZDV) | Held | 1 |
| Outside the US centers | Not held | 21 |
| Houston Center (ZHU) | Not held | 6 |
| Chicago Center (ZAU) | Not held | 4 |
| Fort Worth Center (ZFW) | Not held | 3 |
| Indianapolis Center (ZID) | Not held | 3 |
| Seattle Center (ZSE) | Not held | 3 |
| Memphis Center (ZME) | Not held | 2 |
| Washington Center (ZDC) | Not held | 1 |
| New York Center (ZNY) | Not held | 1 |
| Oakland Center (ZOA) | Not held | 1 |
| Cleveland Center (ZOB) | Not held | 1 |
| Atlanta Center (ZTL) | Not held | 1 |
Aircraft at the airport
Peak 48 on the ground, 0 holding nearby.
On the ground Holding nearby
Timeline
Every change published while the ground stop was in effect, as seen each minute.
Ground stop issued at DEN for runway construction, until 8:15 pm MDT. Departures held from ZLA, ZLC, ZDV, ZKC and 2 more.
Ground stop ended after 36 min.
Advisories
The air traffic control advisories issued for this ground stop, as published.
ATCSCC ADVZY 005 DEN/ZDV 10/23/2026 CDM GROUND STOP
CTL ELEMENT: DEN ELEMENT TYPE: APT ADL TIME: 0109Z GROUND STOP PERIOD: 23/0054Z - 23/0215Z CUMULATIVE PROGRAM PERIOD: 22/2230Z - 23/0259Z DEP FACILITIES INCLUDED: (1stTier) ZLA ZLC ZDV ZKC ZAB ZMP PREVIOUS TOTAL, MAXIMUM, AVERAGE DELAYS: 2242 / 188 / 45 NEW TOTAL, MAXIMUM, AVERAGE DELAYS: 4372 / 234 / 87 PROBABILITY OF EXTENSION: MEDIUM IMPACTING CONDITION: RWY-TAXI / CONSTRUCTION COMMENTS:Original advisory ↗