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flight_takeoff Flight

SWA4171

Operated by Southwest Airlines

Live map

Live map filtered to SWA4171. Shown when the flight is currently airborne.

Route airports View route page →

Departure

BOS KBOS VFR

Boston Logan International Airport

Boston, US

Local time
05:20 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
340° / 10 kt
Visibility
10 SM
Ceiling
SCT 4,400 ft, SCT 25,000 ft
Temp / Dew
13°C / 8°C
Altimeter
30.07 inHg

Obs: 2026-10-15T08:54:00.000Z

Raw METAR / TAF 
METAR KBOS 150854Z 34010KT 10SM SCT044 SCT250 13/08 A3007 RMK AO2 SLP181 T01280083 53026 $

TAF KBOS 150821Z 1508/1612 33010KT P6SM FEW050 SCT250 FM151400 34012KT P6SM FEW035 FM151800 03007KT P6SM FEW250 FM160200 13005KT P6SM FEW250 FM160700 18005KT P6SM SCT150 PROB30 1611/1612 4SM -SHRA OVC035

flight Live Traffic

flight_takeoff 82 Departures
flight_land 110 Arrivals

Arrival

STL KSTL VFR

St. Louis Lambert International Airport

St Louis, US

Local time
04:20 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
618 ft
Coordinates
38.7487, -90.3700

cloud Weather

Wind
0° / 0 kt
Visibility
7 SM
Ceiling
BKN 11,000 ft
Temp / Dew
21°C / 19°C
Altimeter
30.05 inHg

Obs: 2026-10-15T08:51:00.000Z

Raw METAR / TAF 
METAR KSTL 150851Z COR 00000KT 7SM BKN110 21/19 A3005 RMK AO2 SLP164 T02060194 58006 $

TAF KSTL 150900Z 1509/1612 VRB04KT P6SM BKN100 FM151100 VRB04KT 6SM -SHRA SCT007 BKN012 PROB30 1512/1515 2SM TSRA BKN007CB FM151700 17008KT P6SM BKN015 FM152100 23010KT P6SM SCT050 FM160300 29014G24KT P6SM BKN015

flight Live Traffic

flight_takeoff 53 Departures
flight_land 62 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AC36EF BOS → STL Jul 26, 12:30 UTCJul 26, 13:20 UTC50m - -
2026-07-26 AC36EF BOS → STL Jul 26, 12:26 UTCJul 26, 13:15 UTC49m +6m +6m
2026-07-25 A5B59D BOS → STL Jul 25, 17:25 UTCJul 25, 19:35 UTC2h 10m - -
2026-07-25 A5B59D BOS → STL Jul 25, 17:24 UTCJul 25, 19:28 UTC2h 4m +4m +6m
2026-07-24 AC98AC BOS → STL Jul 24, 13:10 UTCJul 24, 14:00 UTC50m - -
2026-07-24 AC98AC BOS → STL Jul 24, 13:04 UTCJul 24, 13:54 UTC50m +9m +5m
2026-07-23 AD1697 BOS → STL Jul 23, 13:30 UTCJul 23, 14:35 UTC1h 5m - -
2026-07-23 AD1697 BOS → STL Jul 23, 13:29 UTCJul 23, 14:30 UTC1h 1m +34m +17m
2026-07-22 A1FD03 BOS → STL Jul 22, 20:00 UTCJul 22, 21:50 UTC1h 50m - -
2026-07-20 A5468E - Jul 20, 13:00 UTCJul 20, 13:50 UTC50m - -
2026-07-19 AC5E8D - Jul 19, 12:30 UTCJul 19, 13:20 UTC50m - -
2026-07-18 A72CA2 - Jul 18, 18:00 UTCJul 18, 20:15 UTC2h 15m - -
2026-07-18 A72CA2 STL → RSW Jul 18, 17:58 UTCJul 18, 20:11 UTC2h 13m +38m -3m
2026-07-17 ACE19A - Jul 17, 13:29 UTCJul 17, 14:20 UTC50m - -
2026-07-16 AC8EE5 - Jul 16, 13:25 UTCJul 16, 14:20 UTC55m - -
2026-07-15 A29391 - Jul 15, 20:05 UTCJul 15, 22:00 UTC1h 55m - -
2026-07-14 A528D6 - Jul 14, 20:25 UTCJul 14, 22:20 UTC1h 55m - -
2026-07-13 A528D6 - Jul 13, 13:15 UTCJul 13, 14:05 UTC50m - -
2026-07-13 A528D6 CLE → MDW Jul 13, 13:11 UTCJul 13, 14:02 UTC51m +16m +10m
2026-07-12 AC370B - Jul 12, 12:35 UTCJul 12, 13:25 UTC50m - -
2026-07-12 AC370B CLE → MDW Jul 12, 12:33 UTCJul 12, 13:23 UTC51m +13m +5m
2026-07-11 A1F1DE STL → RSW Jul 11, 17:30 UTCJul 11, 19:35 UTC2h 5m - -
2026-07-10 A5CA89 - Jul 10, 13:00 UTCJul 10, 13:55 UTC55m - -
2026-07-09 A1DCF2 - Jul 9, 13:05 UTCJul 9, 13:55 UTC50m - -
2026-07-09 A1DCF2 CLE → MDW Jul 9, 13:03 UTCJul 9, 13:53 UTC50m +8m +7m
2026-07-08 A1F1DE - Jul 8, 20:00 UTCJul 8, 21:50 UTC1h 50m - -
2026-07-07 AD0919 - Jul 7, 22:05 UTCJul 7, 22:25 UTC20m - -
2026-07-07 AD0919 - Jul 7, 20:00 UTCJul 7, 22:15 UTC2h 15m - -
2026-07-07 AD0919 MDW → MSY Jul 7, 20:00 UTCJul 7, 21:50 UTC1h 50m +10m +2m
2026-07-06 A537B2 CLE → MDW Jul 6, 13:05 UTCJul 6, 14:00 UTC55m - -

Performance history

Flights tracked
143 showing last 30
Avg arrival delay
+6m
On-time arrival
89% 89% on time
Aircraft used
18

Monthly activity 4 months

Month Flights tracked
July 2026 37
June 2026 42
May 2026 37
April 2026 27

SWA4171 frequently asked

Where does flight SWA4171 fly?
SWA4171 (Southwest Airlines) flies from BOS to STL. View the full route page.
How long is flight SWA4171?
Based on observed flights, SWA4171 takes on average 1h 17m from takeoff to landing.
How often does SWA4171 fly?
SWA4171 has been observed flying several times a week in our tracking data. We've recorded 143 flights under this callsign.
Is flight SWA4171 usually on time?
Across recent flights, SWA4171 arrives with an average 6-minute delay. 89% of flights arrive within 15 minutes of schedule.
What aircraft operates flight SWA4171?
SWA4171 has been operated by 18 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track SWA4171 live?
Yes. When SWA4171 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.