Apparatus

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flight_takeoff Flight

SWA3857

Operated by SWA

Live map

Live map filtered to SWA3857. Shown when the flight is currently airborne.

Route airports View route page →

Departure

BOS KBOS VFR

Boston Logan International Airport

Boston, US

Local time
00:43 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
120° / 4 kt
Visibility
7 SM
Ceiling
FEW 4,000 ft, BKN 8,000 ft
Temp / Dew
14°C / 14°C
Altimeter
29.83 inHg

Obs: 2026-04-15T03:54:00.000Z

Raw METAR / TAF 
METAR KBOS 150354Z 12004KT 7SM FEW040 BKN080 14/14 A2983 RMK AO2 SLP099 T01440139

TAF KBOS 150010Z 1500/1606 20012KT P6SM BKN120 TEMPO 1500/1502 28015G30KT 5SM -SHRA OVC035 FM150300 22007KT P6SM BKN180 FM150500 23006KT P6SM FEW240 FM151600 09010KT P6SM BKN100 FM151800 09010KT P6SM BKN020 PROB30 1521/1602 2SM -TSRA OVC009CB FM160300 36004KT 3SM BR BKN004

flight Live Traffic

flight_takeoff 215 Departures
flight_land 309 Arrivals

Arrival

AUS KAUS MVFR

Austin Bergstrom International Airport

Austin, US

Local time
23:43 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
542 ft
Coordinates
30.1975, -97.6620

cloud Weather

Wind
160° / 10 kt
Visibility
10 SM
Ceiling
BKN 2,300 ft
Temp / Dew
23°C / 20°C
Altimeter
29.98 inHg

Obs: 2026-04-15T04:19:00.000Z

Raw METAR / TAF 
SPECI KAUS 150419Z 16010KT 10SM BKN023 23/20 A2998 RMK AO2 T02330200

TAF KAUS 150259Z 1503/1606 15015G25KT P6SM BKN250 FM150500 16012KT P6SM BKN015 FM151700 17013G23KT P6SM BKN040 FM160500 17009KT P6SM BKN015

flight Live Traffic

flight_takeoff 181 Departures
flight_land 152 Arrivals

Recent history last 3

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-13 AC4C8A - Apr 13, 19:50 UTCApr 13, 21:55 UTC2h 5m - -
2026-04-13 AC4C8A - Apr 13, 17:49 UTCApr 13, 21:58 UTC4h 9m +14m +7m
2026-04-12 AB5BB1 - Apr 12, 17:45 UTCApr 12, 22:20 UTC4h 35m +10m +47m

Performance history

Flights tracked
3
Avg arrival delay
+27m
On-time arrival
50% 50% on time
Aircraft used
2

Monthly activity 1 month

Month Flights tracked
April 2026 3

SWA3857 frequently asked

Where does flight SWA3857 fly?
SWA3857 (SWA) flies from BOS to AUS. View the full route page.
How long is flight SWA3857?
Based on observed flights, SWA3857 takes on average 3h 36m from takeoff to landing.
How often does SWA3857 fly?
SWA3857 has been observed flying occasionally in our tracking data. We've recorded 3 flights under this callsign.
Is flight SWA3857 usually on time?
Across recent flights, SWA3857 arrives with an average 27-minute delay. 50% of flights arrive within 15 minutes of schedule.
What aircraft operates flight SWA3857?
SWA3857 has been operated by 2 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track SWA3857 live?
Yes. When SWA3857 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.