Live tracking not available yet
DL1128 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
SEA
Seattle–Tacoma International Airport
Seattle
Gate B6 Scheduled 5:29 AM
Actual 6:20 AM
SLC
Salt Lake City International Airport
Salt Lake City
Gate A45 Scheduled 8:19 AM
Actual 8:47 AM
2h 50m flight time
Daily
Recent Flights
Last 2 observedMar 14
Sat
SEA
SLC
Dep 05:29:00
(actual 06:20:00)
739
Boarding
Mar 12
Thu
SEA
SLC
Dep 05:29:00
(actual 09:18:00)
739
Boarding
Schedule
Operates
Daily
Departure
5:29 AM
Arrival
8:19 AM
Duration
2h 50m
Aircraft
Boeing 737-900
Gate
B6
A45
Actual
06:20
08:47
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Wed, Mar 18
Thu, Mar 19
Fri, Mar 20
Sat, Mar 21
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Schedule valid
Feb 23 —
May 25, 2026