Flight

UAL1604 22 Sep 2026

UAL1604, operated by United Airlines, on 22 Sep 2026: Raleigh Durham International (KRDU) to San Francisco International (KSFO), 3 legs. Scheduled and actual times are local to each airport (hover for UTC).

← 21 Sep 2026All UAL1604 flights23 Sep 2026 →

Leg 1 of 3

PlaneTrack receiver network
RouteKRDU RALEIGH DURHAM INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL
StatusCompleted (receiver network)
First seen airborne20:00 EDT 21 Sep
Last seen09:08 PDT
Duration16h 07m
AircraftN11206
Max altitude36,000 ft
Distance tracked2,080 nm

Leg 2 of 3

PlaneTrack receiver network
RouteKSFO SAN FRANCISCO INTERNATIONAL → KDEN DENVER INTERNATIONAL
StatusCompleted (receiver network)
First seen airborne11:52 PDT
Last seen15:00 MDT
Duration2h 07m
AircraftN57868
Max altitude35,025 ft
Distance tracked838 nm

Leg 3 of 3

PlaneTrack receiver network
RouteKDEN DENVER INTERNATIONAL → KRNO RENO TAHOE INTERNATIONAL
StatusCompleted (receiver network)
First seen airborne16:04 MDT
Last seen16:58 PDT
Duration1h 53m
AircraftA441AC
Max altitude38,025 ft
Distance tracked697 nm

Punctuality, last 30 days

Flights22
On time3 (14%)
Average delay+33 min
Worst delay+108 min

In the last 30 days UAL1604 departed on time (within 15 minutes) on 3 of 22 flights (14%), with an average departure delay of +33 min and a worst delay of +108 min.

UAL1604 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.