Flight

UAL1257 23 Sep 2026

UAL1257, operated by United Airlines, on 23 Sep 2026: Portland International (KPDX) to San Francisco International (KSFO), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).

← 22 Sep 2026All UAL1257 flights24 Sep 2026 →

Leg 1 of 2

PlaneTrack receiver network
RouteKPDX PORTLAND INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL
StatusCompleted (receiver network)
First seen airborne09:05 PDT
Last seen11:24 PDT
Duration2h 19m
AircraftN39297
Max altitude35,000 ft
Distance tracked478 nm

Leg 2 of 2

PlaneTrack receiver network
RouteKSFO SAN FRANCISCO INTERNATIONAL → KSAN SAN DIEGO INTERNATIONAL LINDBERGH FLD
StatusCompleted (receiver network)
First seen airborne12:37 PDT
Last seen15:54 PDT
Duration3h 17m
AircraftN39297
Max altitude35,025 ft
Distance tracked388 nm

Punctuality, last 30 days

Flights13
On time5 (38%)
Average delay+28 min
Worst delay+95 min

In the last 30 days UAL1257 departed on time (within 15 minutes) on 5 of 13 flights (38%), with an average departure delay of +28 min and a worst delay of +95 min.

UAL1257 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.