Live tracking not available yet
UA3902 has a schedule in our database but isn't on the airport board right now. Live position data typically appears within a few hours of departure.
Flight Status
Scheduled
Route Info
DEN
Denver International Airport
Denver
Scheduled 7:55 AM
SFO
San Francisco International Airport
San Francisco
Scheduled 9:38 AM
2h 43m flight time
Tue
Recent Flights
Last 1 observedMar 08
Sun
DEN
ORD
Dep 10:15:00
(actual 11:49:00)
Boarding
Schedule
Operates
Tue
Departure
7:55 AM
Arrival
9:38 AM
Duration
2h 43m
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Schedule valid
Mar 17 —
Mar 24, 2026