Apparatus

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flight_takeoff Flight

SWA3540

Operated by Southwest Airlines

Live map

Live map filtered to SWA3540. Shown when the flight is currently airborne.

Route airports View route page →

Departure

STL KSTL VFR

St. Louis Lambert International Airport

St Louis, US

Local time
01:31 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
618 ft
Coordinates
38.7487, -90.3700

cloud Weather

Wind
200° / 11G21 kt
Visibility
10 SM
Ceiling
SCT 25,000 ft
Temp / Dew
23°C / 17°C
Altimeter
29.84 inHg

Obs: 2026-04-15T05:51:00.000Z

Raw METAR / TAF 
METAR KSTL 150551Z 20011G21KT 10SM SCT250 23/17 A2984 RMK AO2 SLP090 T02280172 10289 20228 403170206 58008 $

TAF KSTL 150520Z 1506/1612 20010KT P6SM BKN150 FM151700 20012G20KT P6SM BKN080 PROB30 1519/1523 3SM -TSRA BKN040CB FM152300 20010KT P6SM BKN080 FM160300 23008KT 5SM -SHRA BKN080 PROB30 1603/1606 2SM TSRA BKN040CB FM160800 22008KT P6SM OVC100

flight Live Traffic

flight_takeoff 39 Departures
flight_land 30 Arrivals

Arrival

SJC KSJC VFR

Norman Y. Mineta San Jose International Airport

San Jose, US

Local time
23:31 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
62 ft
Coordinates
37.3625, -121.9292

cloud Weather

Wind
320° / 6 kt
Visibility
10 SM
Ceiling
FEW 2,300 ft
Temp / Dew
11°C / 7°C
Altimeter
30.15 inHg

Obs: 2026-04-15T05:53:00.000Z

Raw METAR / TAF 
METAR KSJC 150553Z 32006KT 10SM FEW023 11/07 A3015 RMK AO2 SLP210 T01060067 10167 20106 50006 $

TAF KSJC 150520Z 1506/1606 32006KT P6SM FEW025 FM150800 VRB03KT P6SM BKN200 FM151400 31006KT P6SM SCT025 BKN100 FM152100 33012KT P6SM BKN150

flight Live Traffic

flight_takeoff 49 Departures
flight_land 50 Arrivals

Recent history last 4

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-13 AC2C56 STL → SJC Apr 13, 08:20 UTCApr 13, 08:25 UTC5m - -
2026-04-13 AC2C56 STL → SJC Apr 13, 07:55 UTCApr 13, 08:25 UTC30m - -
2026-04-13 AC2C56 STL → SJC Apr 13, 06:04 UTCApr 13, 08:22 UTC2h 18m +19m +5m
2026-04-13 AC2C56 STL → SJC Apr 13, 06:10 UTCApr 13, 08:18 UTC2h 8m +25m +5m

Performance history

Flights tracked
4
Avg arrival delay
+5m
On-time arrival
100% 100% on time
Aircraft used
1

Monthly activity 1 month

Month Flights tracked
April 2026 4

SWA3540 frequently asked

Where does flight SWA3540 fly?
SWA3540 (Southwest Airlines) flies from STL to SJC. View the full route page.
How long is flight SWA3540?
Based on observed flights, SWA3540 takes on average 1h 15m from takeoff to landing.
How often does SWA3540 fly?
SWA3540 has been observed flying rarely in our tracking data. We've recorded 4 flights under this callsign.
Is flight SWA3540 usually on time?
Across recent flights, SWA3540 arrives with an average 5-minute delay. 100% of flights arrive within 15 minutes of schedule.
Can I track SWA3540 live?
Yes. When SWA3540 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.