Apparatus

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flight_takeoff Flight

SWA503

Operated by Southwest Airlines

Live map

Live map filtered to SWA503. Shown when the flight is currently airborne.

Route airports View route page →

Departure

LAX KLAX VFR

Los Angeles International Airport

Los Angeles, US

Local time
13:58 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
125 ft
Coordinates
33.9425, -118.4080

cloud Weather

Wind
260° / 11 kt
Visibility
10 SM
Ceiling
FEW 400 ft, FEW 11,000 ft, SCT 22,000 ft, BKN 28,000 ft
Temp / Dew
29°C / 22°C
Altimeter
29.88 inHg

Obs: 2026-08-28T19:53:00.000Z

Raw METAR / TAF 
METAR KLAX 281953Z 26011KT 10SM FEW004 FEW110 SCT220 BKN280 29/22 A2988 RMK AO2 SLP117 T02890217 $

TAF KLAX 281742Z 2818/2924 26005KT P6SM SCT150 FM281900 26012KT P6SM BKN150 FM290300 26006KT P6SM SCT250 FM290700 VRB03KT P6SM SCT250 FM291700 26008KT P6SM SCT250 FM291900 26012KT P6SM BKN150

flight Live Traffic

flight_takeoff 222 Departures
flight_land 209 Arrivals

Arrival

STL KSTL VFR

St. Louis Lambert International Airport

St Louis, US

Local time
15:58 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
618 ft
Coordinates
38.7487, -90.3700

cloud Weather

Wind
30° / 6 kt
Visibility
10 SM
Ceiling
SCT 6,500 ft
Temp / Dew
30°C / 14°C
Altimeter
30.11 inHg

Obs: 2026-08-28T20:51:00.000Z

Raw METAR / TAF 
METAR KSTL 282051Z AUTO 03006KT 10SM SCT065 30/14 A3011 RMK AO2 SLP187 T03000139 56016

TAF KSTL 281727Z 2818/2924 VRB04KT P6SM SCT250 FM291500 16007KT P6SM FEW070

flight Live Traffic

flight_takeoff 77 Departures
flight_land 90 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AB5ADE LAX → STL Jul 26, 20:00 UTCJul 26, 21:30 UTC1h 30m - -
2026-07-26 ABC80C LAX → STL Jul 26, 02:00 UTCJul 26, 03:30 UTC1h 30m - -
2026-07-26 ABC80C LAX → STL Jul 26, 01:55 UTCJul 26, 03:27 UTC1h 32m +30m +2m
2026-07-24 ABDC78 LAX → STL Jul 24, 19:00 UTCJul 24, 21:15 UTC2h 15m - -
2026-07-23 ABAAFE LAX → STL Jul 23, 19:10 UTCJul 23, 21:25 UTC2h 15m - -
2026-07-22 AC5A73 LAX → STL Jul 22, 19:45 UTCJul 23, 02:30 UTC6h 45m - -
2026-07-21 AC13D6 LAX → STL Jul 21, 19:20 UTCJul 21, 21:35 UTC2h 15m - -
2026-07-20 AC37BD LAX → STL Jul 20, 19:10 UTCJul 20, 21:20 UTC2h 10m - -
2026-07-19 ABE42C LAX → STL Jul 19, 20:20 UTCJul 19, 22:30 UTC2h 10m - -
2026-07-17 ABAAFE LAX → STL Jul 17, 19:55 UTCJul 17, 22:10 UTC2h 15m - -
2026-07-17 ABAAFE LAX → STL Jul 17, 19:52 UTCJul 17, 22:07 UTC2h 16m +87m +12m
2026-07-16 AC694F BNA → DEN Jul 16, 18:59 UTCJul 16, 21:10 UTC2h 10m - -
2026-07-16 AC694F BNA → DEN Jul 16, 18:56 UTCJul 16, 21:06 UTC2h 11m +31m +10m
2026-07-15 AC5B66 BNA → DEN Jul 15, 19:35 UTCJul 15, 21:40 UTC2h 5m - -
2026-07-14 AC668D - Jul 14, 19:30 UTCJul 14, 21:35 UTC2h 5m - -
2026-07-13 AC2412 BNA → DEN Jul 13, 19:00 UTCJul 13, 21:10 UTC2h 10m - -
2026-07-12 ABB995 - Jul 12, 20:01 UTCJul 12, 22:15 UTC2h 15m - -
2026-07-12 AC4210 BWI → MDW Jul 12, 01:55 UTCJul 12, 03:15 UTC1h 20m - -
2026-07-12 AC4210 BWI → MDW Jul 12, 01:51 UTCJul 12, 03:19 UTC1h 28m +26m +7m
2026-07-10 ABBD47 BNA → DEN Jul 10, 19:10 UTCJul 10, 21:25 UTC2h 15m - -
2026-07-09 ABEB31 BNA → DEN Jul 9, 19:20 UTCJul 9, 23:05 UTC3h 45m - -
2026-07-08 AC3B0F - Jul 8, 19:10 UTCJul 8, 22:15 UTC3h 5m - -
2026-07-08 AC47B7 - Jul 8, 00:05 UTCJul 8, 01:50 UTC1h 45m - -
2026-07-07 AC47B7 - Jul 7, 19:50 UTCJul 7, 23:10 UTC3h 20m - -
2026-07-06 AC337E - Jul 6, 18:55 UTCJul 6, 21:05 UTC2h 10m - -
2026-07-05 ABD17B - Jul 5, 19:50 UTCJul 5, 22:15 UTC2h 25m - -
2026-07-05 ABD17B BNA → DEN Jul 5, 19:47 UTCJul 5, 22:08 UTC2h 21m +17m +21m
2026-07-04 AC5746 DEN → CMH Jul 4, 23:45 UTCJul 5, 02:15 UTC2h 30m - -
2026-07-03 ABEEEA - Jul 3, 19:00 UTCJul 3, 21:15 UTC2h 15m - -
2026-07-02 ABE0BB - Jul 2, 20:25 UTCJul 2, 22:50 UTC2h 25m - -

Performance history

Flights tracked
144 showing last 30
Avg arrival delay
+10m
On-time arrival
80% 80% on time
Aircraft used
23

Monthly activity 4 months

Month Flights tracked
July 2026 31
June 2026 40
May 2026 45
April 2026 28

SWA503 frequently asked

Where does flight SWA503 fly?
SWA503 (Southwest Airlines) flies from LAX to STL. View the full route page.
How long is flight SWA503?
Based on observed flights, SWA503 takes on average 2h 22m from takeoff to landing.
How often does SWA503 fly?
SWA503 has been observed flying several times a week in our tracking data. We've recorded 144 flights under this callsign.
Is flight SWA503 usually on time?
Across recent flights, SWA503 arrives with an average 10-minute delay. 80% of flights arrive within 15 minutes of schedule.
What aircraft operates flight SWA503?
SWA503 has been operated by 23 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track SWA503 live?
Yes. When SWA503 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.