Live tracking not available yet
AS377 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
ATL
Hartsfield Jackson Atlanta International Airport
Atlanta
TN Gate C5 Scheduled 7:16 AM
Actual 7:04 AM
SEA
Seattle–Tacoma International Airport
Seattle
Gate D4 Scheduled 9:40 AM
Actual 9:49 AM
Baggage claim 14
4h 24m flight time
Daily
Recent Flights
Last 1 observedMar 09
Mon
ATL
SEA
Dep 07:04:00
(actual 07:25:00)
7M8
Boarding
Schedule
Operates
Daily
Departure
7:16 AM
Arrival
9:40 AM
Duration
4h 24m
Aircraft
Boeing 737 MAX 9
Terminal
TN
Gate
C5
D4
Actual
07:04
09:49
Baggage
Carousel 14
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
Mar 13 —
Jun 12, 2026