Southwest Airlines WN1521 Flight Status Tracker
WN1521 is a domestic flight operated by Southwest Airlines. WN1521 is departing from Denver (DEN), United States and arriving at San Antonio (SAT), United States. The flight distance is about 1277.86 km or 794.02 miles and flight time is 2 hours 25 minutes. Get the latest status of WN1521 / SWA1521 here.
Update on Feb. 12, 2026, 9:18 p.m.
Lastest Status
Scheduled On time
DEN
Departure
Denver International Airport
Scheduled Departure:
23:55
Estimate Departure:
23:55
Departure Terminal:
1 Gate None
Distance:
1277.86 km / 794.02 miles or 689.99 nautical miles.
SAT
Arrival
San Antonio International Airport
Scheduled Arrival:
05:25
Arrival Terminal:
2E Gate None
Flight WN1521 detail information
- Type Domestic Flight
- Route Departure Denver (DEN), United States and arriving at San Antonio (SAT), United States
- Airlines Southwest Airlines (WN)
- Aircraft B738
- Flight Duration 2 hours 25 minutes
- Flight Distance 1277.86 km /794.02 miles
- Operating Days Sunday
WN1521 Airports
Departures
- Airport: Denver International Airport, United States
- ICAO Code: DEN
- DEN Current time: 16:09 12-Feb-2026
Arrivals
- Airport: San Antonio International Airport, United States
- ICAO Code: SAT
- SAT Current time: 17:09 12-Feb-2026