Live tracking not available yet
AS4138 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
SJC
Norman Y. Mineta San Jose International Airport
San Jose
TA Scheduled 11:06 AM
DFW
Dallas Fort Worth International Airport
Dallas-Fort Worth
Scheduled 4:41 PM
3h 35m flight time
Daily
Operated by American Airlines
Recent Flights
Last 1 observedMar 09
Mon
DFW
SJC
Dep 08:20:00
(actual 08:28:00)
321
Boarding
Schedule
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 08 —
Apr 06, 2026