Live tracking not available yet
WN577 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
MDW
Chicago Midway International Airport
Chicago
Gate B20 Scheduled 2:35 PM
Actual 2:35 PM
STL
St. Louis Lambert International Airport
St Louis
T2 Gate E33 Scheduled 3:50 PM
Actual 3:50 PM
1h 15m flight time
Mon Thu Fri
Recent Flights
Last 1 observedMar 08
Sun
DCA
STL
Dep 12:50:00
(actual 13:00:00)
7S7
Boarding
Schedule
Operates
Mon Thu Fri
Departure
2:35 PM
Arrival
3:50 PM
Duration
1h 15m
Aircraft
Boeing 737 MAX 7
Gate
B20
E33
Actual
14:35
15:50
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Thu, Mar 19
Fri, Mar 20
Mon, Mar 23
Thu, Mar 26
Fri, Mar 27
Mon, Mar 30
Thu, Apr 2
Schedule valid
Mar 13 —
Apr 06, 2026