Live tracking not available yet
UA3908 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
SFO
San Francisco International Airport
San Francisco
Scheduled 10:30 AM
DEN
Denver International Airport
Denver
Scheduled 2:14 PM
2h 44m flight time
Tue
Recent Flights
No flight history yet
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Schedule
Operates
Tue
Departure
10:30 AM
Arrival
2:14 PM
Duration
2h 44m
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Schedule valid
Mar 17 —
Mar 24, 2026