Apparatus

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flight_takeoff Flight

JBU639

Operated by JBU

Live map

Live map filtered to JBU639. Shown when the flight is currently airborne.

Route airports View route page →

Departure

BOS KBOS VFR

Boston Logan International Airport

Boston, US

Local time
02:11 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
230° / 16 kt
Visibility
10 SM
Ceiling
FEW 25,000 ft
Temp / Dew
23°C / 14°C
Altimeter
30.01 inHg

Obs: 2026-07-14T05:54:00.000Z

Raw METAR / TAF 
METAR KBOS 140554Z 23016KT 10SM FEW250 23/14 A3001 RMK AO2 SLP162 T02280144 10261 20228 58015 $

TAF KBOS 140520Z 1406/1512 23015G24KT P6SM SCT250 FM141600 23017G28KT P6SM BKN200 FM150100 25011KT P6SM SCT050 BKN200 PROB30 1509/1512 5SM -TSRA BKN050CB

flight Live Traffic

flight_takeoff 140 Departures
flight_land 154 Arrivals

Arrival

AUS KAUS MVFR

Austin Bergstrom International Airport

Austin, US

Local time
01:11 CDT
Timezone
America/Chicago
Type
Large Airport
Elevation
542 ft
Coordinates
30.1975, -97.6620

cloud Weather

Wind
90° / 5 kt
Visibility
10 SM
Ceiling
OVC 1,100 ft
Temp / Dew
25°C / 24°C
Altimeter
30.07 inHg

Obs: 2026-07-14T05:53:00.000Z

Raw METAR / TAF 
METAR KAUS 140553Z 09005KT 10SM OVC011 25/24 A3007 RMK AO2 RAE30 SLP170 P0001 60001 T02500239 10267 20244 403440244 50004 VISNO RWY17R $

TAF KAUS 140601Z 1406/1512 15004KT P6SM -RA BKN015 BKN100 FM141200 20004KT 5SM -TSRA BKN010 BKN030CB FM141700 18007KT P6SM -SHRA BKN025 FM141900 14006KT P6SM BKN040 BKN100 OVC200 FM150600 11005KT P6SM BKN030 OVC100

flight Live Traffic

flight_takeoff 170 Departures
flight_land 166 Arrivals

Recent history last 28

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-13 A35FC2 BOS → AUS Jul 13, 18:45 UTCJul 13, 22:25 UTC3h 40m - -
2026-07-10 A34D52 BOS → AUS Jul 10, 18:50 UTCJul 10, 22:45 UTC3h 55m - -
2026-07-08 A37C1C BOS → AUS Jul 8, 18:05 UTCJul 8, 21:55 UTC3h 50m - -
2026-07-05 A360B7 - Jul 5, 18:20 UTCJul 5, 22:10 UTC3h 50m - -
2026-07-04 A387F0 - Jul 4, 18:10 UTCJul 4, 22:05 UTC3h 55m - -
2026-07-02 A3298A BOS → AUS Jul 2, 19:35 UTCJul 2, 23:15 UTC3h 40m - -
2026-07-01 A392F2 - Jul 1, 18:00 UTCJul 1, 21:35 UTC3h 35m - -
2026-06-29 A35592 BOS → AUS Jun 29, 18:00 UTCJun 30, 14:30 UTC20h 31m +16m +21m
2026-06-28 A34D2F - Jun 28, 18:05 UTCJun 28, 21:45 UTC3h 40m - -
2026-06-28 A34D2F BOS → AUS Jun 28, 18:01 UTCJun 29, 17:45 UTC23h 44m +17m +22m
2026-06-27 A39925 - Jun 27, 19:49 UTCJun 27, 23:45 UTC3h 55m - -
2026-06-27 A39925 BOS → BOS Jun 27, 18:45 UTCJun 27, 19:05 UTC20m - -
2026-06-25 A37842 BOS → AUS Jun 25, 17:54 UTCJun 26, 14:15 UTC20h 21m +10m +23m
2026-06-24 A38019 BOS → AUS Jun 24, 18:05 UTCJun 24, 22:00 UTC3h 55m - -
2026-06-24 A38019 BOS → BOS Jun 24, 17:14 UTCJun 24, 17:20 UTC5m - -
2026-06-23 A34D52 - Jun 23, 20:59 UTCJun 23, 21:59 UTC1h 0m - -
2026-06-23 A34D52 - Jun 23, 18:04 UTCJun 23, 20:54 UTC2h 50m - -
2026-06-21 A36B73 BOS → AUS Jun 21, 18:57 UTCJun 22, 18:44 UTC23h 48m +73m -30m
2026-06-21 A36B73 BOS → AUS Jun 21, 19:00 UTCJun 21, 22:40 UTC3h 40m - -
2026-06-20 A38AD5 BOS → AUS Jun 20, 17:51 UTCJun 21, 17:15 UTC23h 24m +7m +1166m
2026-06-19 A38AD5 BOS → AUS Jun 19, 19:26 UTCJun 20, 19:15 UTC23h 49m +102m -98m
2026-06-18 A38439 - Jun 18, 17:55 UTCJun 18, 18:15 UTC20m - -
2026-06-17 A34E01 - Jun 17, 18:00 UTCJun 17, 21:50 UTC3h 50m - -
2026-06-17 A34E01 BOS → AUS Jun 17, 17:58 UTCJun 18, 16:15 UTC22h 18m +14m +20m
2026-06-16 A3845C - Jun 16, 17:59 UTCJun 16, 22:20 UTC4h 21m - -
2026-06-15 A33CA9 BOS → AUS Jun 15, 18:04 UTCJun 15, 22:30 UTC4h 25m - -
2026-06-14 A38836 BOS → AUS Jun 14, 18:07 UTCJun 15, 17:30 UTC23h 23m +23m +10m
2026-06-12 A34978 - Jun 12, 19:15 UTCJun 12, 23:10 UTC3h 55m - -

Performance history

Flights tracked
28
Avg arrival delay
+142m
On-time arrival
38% 38% on time
Aircraft used
20

Monthly activity 2 months

Month Flights tracked
July 2026 7
June 2026 21

JBU639 frequently asked

Where does flight JBU639 fly?
JBU639 (JBU) flies from BOS to AUS. View the full route page.
How long is flight JBU639?
Based on observed flights, JBU639 takes on average 8h 43m from takeoff to landing.
How often does JBU639 fly?
JBU639 has been observed flying several times a week in our tracking data. We've recorded 28 flights under this callsign.
Is flight JBU639 usually on time?
Across recent flights, JBU639 arrives with an average 142-minute delay. 38% of flights arrive within 15 minutes of schedule.
What aircraft operates flight JBU639?
JBU639 has been operated by 20 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track JBU639 live?
Yes. When JBU639 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.