Flight

UAL1204 17 Jul 2026

UAL1204, operated by United Airlines, on 17 Jul 2026: Denver International (KDEN) to Appleton International Airport (KATW), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).

← 16 Jul 2026All UAL1204 flights18 Jul 2026 →

Leg 1 of 2estimated

PlaneTrack receiver network
RouteKDEN DENVER INTERNATIONAL → KATW Appleton International Airport
StatusCompleted (receiver network)
First seen airborne18:22 MDT 16 Jul
Last seen21:20 CDT 16 Jul
Duration1h 58m
AircraftN461UA
Max altitude34,950 ft
Distance tracked765 nm

Leg 2 of 2estimated

PlaneTrack receiver network
RouteKDEN DENVER INTERNATIONAL → KATW Appleton International Airport
StatusCompleted (receiver network)
First seen airborne07:58 MDT
Last seen18:58 CDT
Duration9h 59m
AircraftN461UA
Max altitude15,850 ft
Distance tracked765 nm

Punctuality, last 30 days

Flights7
On time4 (57%)
Average delay+44 min
Worst delay+151 min

In the last 30 days UAL1204 departed on time (within 15 minutes) on 4 of 7 flights (57%), with an average departure delay of +44 min and a worst delay of +151 min.

UAL1204 flight history Full history CSV API access

Schedule, departure and arrival times from the FAA SWIM feed; aircraft, altitude and distance from the PlaneTrack receiver network. On time means a departure within 15 minutes of schedule.