Live tracking not available yet
DL604 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
CUN
Cancún International Airport
Cancún
T3 Gate C16 Scheduled 4:17 PM
Actual 4:17 PM
SEA
Seattle–Tacoma International Airport
Seattle
TA Gate A9 Scheduled 9:03 PM
Actual 8:46 PM
Baggage claim 19
6h 46m flight time
Daily
Recent Flights
Last 1 observedMar 11
Wed
CUN
SEA
Dep 16:17:00
(actual 16:42:00)
A21N
In Air
Schedule
Operates
Daily
Departure
4:17 PM
Arrival
9:03 PM
Duration
6h 46m
Aircraft
Airbus A321neo
Terminal
T3
TA
Gate
C16
A9
Actual
16:17
20:46
Baggage
Carousel 19
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Thu, Mar 19
Fri, Mar 20
Sat, Mar 21
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Wed, Mar 25
Schedule valid
Mar 13 —
Jun 14, 2026