Live tracking not available yet
DL4121 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
MFE
McAllen Miller International Airport
McAllen
Scheduled 5:17 PM
AUS
Austin Bergstrom International Airport
Austin
Scheduled 6:54 PM
1h 37m flight time
Mon Tue Wed Thu Fri Sun
Recent Flights
No flight history yet
History builds as this flight gets tracked
Schedule
Operates
Mon Tue Wed Thu Fri Sun
Departure
5:17 PM
Arrival
6:54 PM
Duration
1h 37m
Aircraft
Embraer E175
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Wed, Mar 18
Thu, Mar 19
Fri, Mar 20
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Wed, Mar 25
Schedule valid
May 07 —
May 22, 2026