How long is the WN123 flight?

The timetable allows 2 h 10 min. Denver to San Antonio is 1,280 km (795 mi).

Which terminal does WN123 use?

It usually arrives at Terminal A at San Antonio International Airport (SAT). Check the flight card above for today's terminal and gate.

What other flight numbers does WN123 have?

Also listed as SWA123 (Southwest Airlines' ICAO code) and WN 123.

WN123 Flight Status Southwest Airlines: Denver to San Antonio (SWA123)

Southwest Airlines WN 123

Scheduled in 4h35'

DEN Denver

Scheduled: 10:35
Estimated: 10:35

Gate: C61

Departure: Fri, Nov 6, 2026 · local time MST

Denver International Airport (DEN)

All DEN Departures >

SAT San Antonio

Scheduled: 13:45
Estimated
Delay

Terminal: A | Gate: A11

Arrival: Fri, Nov 6, 2026 · local time CST

San Antonio International Airport (SAT)

All SAT Arrivals >

Departs in 4h 35m 0%

DEN 10:35 SAT 13:45

1,280 km (795 mi) to fly

Estimated position based on departure and arrival times, not live tracking. Times are local at each airport.

Add to calendar

Distance: 1280 km / 795 miles · Scheduled Duration: 02:10

WN 123 Flight Status & Schedule Southwest Airlines Denver to San Antonio

Date	From	To	Departure	Arrival	Status	Details
Nov 06	DEN	SAT	10:35	13:45	Scheduled	Track >
Nov 05	DEN	SAT	10:44	13:23	Landed	Track >
Nov 02	DEN	SAT	11:27	14:11	Landed Late	Track >
Nov 01	DEN	SAT	10:48	13:31	Landed	Track >

Southwest Airlines flight WN 123 links Denver and San Antonio, 1,280 km (795 mi) apart, and flies four times a week: Monday, Thursday, Friday and Sunday. The timetable allows 2 h 10 min; there is not enough recent history yet to say how long it usually takes. Today's flight is scheduled to leave at 10:35 and arrive at 13:45 local time.

< All Denver DEN Departures All San Antonio SAT Arrivals >

About WN 123

Route: Denver International Airport DEN to San Antonio International Airport SAT
Distance: 1,280 km (795 mi)
Scheduled flight time: 2 h 10 min
Flies: Mon, Thu, Fri, Sun

WN 123 FAQ

How long is the WN123 flight?: The timetable allows 2 h 10 min. Denver to San Antonio is 1,280 km (795 mi).
Which days does WN123 fly?: Four times a week: Monday, Thursday, Friday and Sunday, based on the schedule of the last 7 days.
Which terminal does WN123 use?: It usually arrives at Terminal A at San Antonio International Airport (SAT). Check the flight card above for today's terminal and gate.
What other flight numbers does WN123 have?: Also listed as SWA123 (Southwest Airlines' ICAO code) and WN 123.

WN123 and Denver DEN to San Antonio SAT Flights

Other flights departing from Denver DEN: WN2451, WN1770, F91402

Other flights arriving at San Antonio SAT: WN3488, AA3059, DL3123, AA2702

All flights connecting Denver DEN to San Antonio SAT.