Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

SWA1721

Operated by Southwest Airlines

Live map

Live map filtered to SWA1721. Shown when the flight is currently airborne.

Route airports View route page →

Departure

LAS KLAS VFR

Harry Reid International Airport

Las Vegas, US

Local time
17:49 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
2,181 ft
Coordinates
36.0834, -115.1518

cloud Weather

Wind
VRB / 3 kt
Visibility
10 SM
Ceiling
FEW 10,000 ft, FEW 25,000 ft
Temp / Dew
23°C / -4°C
Altimeter
29.95 inHg

Obs: 2026-04-14T23:56:00.000Z

Raw METAR / TAF 
METAR KLAS 142356Z VRB03KT 10SM FEW100 FEW250 23/M04 A2995 RMK AO2 SLP127 T02331044 10239 20189 56019

TAF KLAS 142320Z 1500/1606 VRB06KT P6SM FEW080 FEW200 FM150300 22007KT P6SM SKC FM151300 VRB05KT P6SM SKC FM151800 19009KT P6SM FEW200 FM152300 22012G20KT P6SM FEW120 SCT200 FM160300 20009KT P6SM FEW100 SCT200

warning FAA Advisories

  • Closed: !LAS 01/129 LAS AD AP CLSD TO NON SKED TRANSIENT GA ACFT EXC 24HR PPR 702-261-7775 2601271912-2604292300 (Jan 27 at 19:12 UTC. – Apr 29 at 23:00 UTC.)

flight Live Traffic

flight_takeoff 216 Departures
flight_land 237 Arrivals

Arrival

STL KSTL VFR

St. Louis Lambert International Airport

St Louis, US

Local time
19:49 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
618 ft
Coordinates
38.7487, -90.3700

cloud Weather

Wind
190° / 15G26 kt
Visibility
10 SM
Ceiling
FEW 6,500 ft, BKN 25,000 ft
Temp / Dew
29°C / 17°C
Altimeter
29.81 inHg

Obs: 2026-04-14T23:51:00.000Z

Raw METAR / TAF 
METAR KSTL 142351Z 19015G26KT 170V230 10SM FEW065 BKN250 29/17 A2981 RMK AO2 PK WND 21026/2344 SLP082 T02940172 10317 20283 56002 $

TAF KSTL 142323Z 1500/1606 20012G20KT P6SM SCT060 BKN150 FM150600 20010KT P6SM BKN120 FM151700 20012G20KT P6SM BKN060 PROB30 1517/1521 4SM -TSRA BKN040CB FM152300 21010KT P6SM BKN080

flight Live Traffic

flight_takeoff 81 Departures
flight_land 95 Arrivals

Recent history last 3

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-13 AA7B33 LAS → STL Apr 13, 20:55 UTCApr 13, 21:55 UTC1h 0m - -
2026-04-13 AA7B33 LAS → STL Apr 13, 18:35 UTCApr 13, 22:10 UTC3h 35m +10m +10m
2026-04-12 A5CA89 LAS → STL Apr 12, 17:57 UTCApr 12, 21:19 UTC3h 22m +22m +17m

Performance history

Flights tracked
3
Avg arrival delay
+14m
On-time arrival
50% 50% on time
Aircraft used
2

Monthly activity 1 month

Month Flights tracked
April 2026 3

SWA1721 frequently asked

Where does flight SWA1721 fly?
SWA1721 (Southwest Airlines) flies from LAS to STL. View the full route page.
How long is flight SWA1721?
Based on observed flights, SWA1721 takes on average 2h 39m from takeoff to landing.
How often does SWA1721 fly?
SWA1721 has been observed flying occasionally in our tracking data. We've recorded 3 flights under this callsign.
Is flight SWA1721 usually on time?
Across recent flights, SWA1721 arrives with an average 14-minute delay. 50% of flights arrive within 15 minutes of schedule.
What aircraft operates flight SWA1721?
SWA1721 has been operated by 2 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track SWA1721 live?
Yes. When SWA1721 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.