Live tracking not available yet
UA1812 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
Gate B25 Scheduled 1:25 PM
Actual 1:25 PM
SFO
San Francisco International Airport
San Francisco
T3 Gate F16 Scheduled 3:23 PM
Actual 3:23 PM
Baggage claim 5
2h 58m flight time
Daily
Recent Flights
Last 6 observedMar 11
Wed
DEN
SFO
Dep 13:14:00
(actual 13:46:00)
39M
Boarding
Mar 10
Tue
DEN
SFO
Dep 13:14:00
(actual 13:27:00)
39M
Boarding
Mar 09
Mon
DEN
SFO
Dep 13:48:00
(actual 13:35:00)
39M
Landed
Mar 08
Sun
DEN
SFO
Dep 13:48:00
(actual 13:38:00)
39M
Boarding
Mar 07
Sat
DEN
SFO
Dep 13:48:00
(actual 14:00:00)
39M
In Air
Mar 06
Fri
DEN
SFO
Dep 13:27:00
(actual 14:43:00)
39M
Boarding
Schedule
Operates
Daily
Departure
1:25 PM
Arrival
3:23 PM
Duration
2h 58m
Aircraft
Airbus A321neo
Gate
B25
F16
Actual
13:25
15:23
Baggage
Carousel 5
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Fri, Mar 20
Sat, Mar 21
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Wed, Mar 25
Thu, Mar 26
Schedule valid
Mar 17 —
Jun 18, 2026