Apparatus

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flight_takeoff Flight

JBU398

Operated by JBU

Live map

Live map filtered to JBU398. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SEA KSEA VFR

Seattle–Tacoma International Airport

Seattle, US

Local time
02:55 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
433 ft
Coordinates
47.4479, -122.3103

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
BKN 23,000 ft
Temp / Dew
16°C / 12°C
Altimeter
30.08 inHg

Obs: 2026-08-28T08:53:00.000Z

Raw METAR / TAF 
METAR KSEA 280853Z 00000KT 10SM BKN230 16/12 A3008 RMK AO2 SLP191 T01560122 51001

TAF KSEA 280520Z 2806/2912 21006KT P6SM SCT040 BKN080 FM281000 19005KT P6SM BKN022 FM281300 18003KT P6SM OVC012 FM281900 22005KT P6SM BKN025 OVC050 FM282100 24006KT P6SM BKN050 FM290200 30006KT P6SM BKN050 FM290800 19007KT P6SM -SHRA OVC025

flight Live Traffic

flight_takeoff 102 Departures
flight_land 58 Arrivals

Arrival

BOS KBOS IFR

Boston Logan International Airport

Boston, US

Local time
05:55 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
20 ft
Coordinates
42.3620, -71.0079

cloud Weather

Wind
190° / 5 kt
Visibility
10 SM
Ceiling
BKN 700 ft, OVC 15,000 ft
Temp / Dew
22°C / 21°C
Altimeter
29.96 inHg

Obs: 2026-08-28T08:54:00.000Z

Raw METAR / TAF 
METAR KBOS 280854Z 19005KT 10SM BKN007 OVC150 22/21 A2996 RMK AO2 SLP144 T02170211 56008

TAF KBOS 280915Z 2809/2912 19005KT P6SM BKN007 OVC150 FM281200 19007KT P6SM SCT025 FM281500 12005KT P6SM BKN050 PROB30 2818/2821 4SM TSRA OVC040CB FM282300 21004KT P6SM BKN100 FM290300 33007KT P6SM SCT090

flight Live Traffic

flight_takeoff 311 Departures
flight_land 268 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AD2F71 SEA → BOS Jul 26, 19:05 UTCJul 26, 22:15 UTC3h 10m - -
2026-07-25 ADF128 SEA → BOS Jul 25, 21:50 UTCJul 26, 02:20 UTC4h 30m - -
2026-07-24 AD3CDF SEA → BOS Jul 24, 19:35 UTCJul 25, 00:15 UTC4h 40m - -
2026-07-23 AD935B SEA → BOS Jul 23, 19:40 UTCJul 24, 00:15 UTC4h 35m - -
2026-07-22 AD8836 SEA → BOS Jul 22, 20:05 UTCJul 23, 00:40 UTC4h 35m - -
2026-07-22 AD8836 SEA → BOS Jul 22, 20:04 UTCJul 23, 19:30 UTC23h 26m +79m -29m
2026-07-20 AD4BCB SEA → BOS Jul 20, 21:00 UTCJul 21, 01:15 UTC4h 15m - -
2026-07-18 AD8FA4 SEA → BOS Jul 18, 22:15 UTCJul 19, 02:45 UTC4h 30m - -
2026-07-17 AD935B SEA → BOS Jul 17, 19:20 UTCJul 18, 00:00 UTC4h 40m - -
2026-07-16 AD56E0 SEA → BOS Jul 16, 21:00 UTCJul 17, 01:35 UTC4h 35m - -
2026-07-15 AC89F7 SEA → BOS Jul 15, 19:45 UTCJul 16, 00:20 UTC4h 35m - -
2026-07-14 ACA29A SEA → BOS Jul 14, 19:20 UTCJul 15, 00:05 UTC4h 44m - -
2026-07-13 ADE9C0 SEA → BOS Jul 13, 19:07 UTCJul 14, 17:50 UTC22h 44m +22m +8m
2026-07-12 AD8FA4 SEA → BOS Jul 12, 19:15 UTCJul 13, 00:05 UTC4h 50m - -
2026-07-11 AD56E0 SEA → BOS Jul 11, 21:25 UTCJul 12, 02:01 UTC4h 35m - -
2026-07-10 AD2F71 SEA → BOS Jul 10, 19:20 UTCJul 11, 00:10 UTC4h 50m - -
2026-07-09 AD734A SEA → BOS Jul 9, 19:25 UTCJul 10, 00:10 UTC4h 45m - -
2026-07-09 AD734A SEA → BOS Jul 9, 19:25 UTCJul 10, 18:30 UTC23h 5m +40m +18m
2026-07-07 AD2BAA SEA → BOS Jul 7, 22:45 UTCJul 8, 03:50 UTC5h 5m - -
2026-07-06 AD4804 SEA → BOS Jul 6, 21:40 UTCJul 7, 02:35 UTC4h 55m - -
2026-07-06 AD444D SEA → BOS Jul 6, 01:00 UTCJul 6, 05:35 UTC4h 35m - -
2026-07-03 AC7B1B SEA → BOS Jul 3, 19:30 UTCJul 4, 01:10 UTC5h 40m - -
2026-07-02 AD4F72 SEA → BOS Jul 2, 19:35 UTCJul 3, 00:55 UTC5h 20m - -
2026-06-30 AD56E0 SEA → BOS Jun 30, 19:43 UTCJul 1, 16:50 UTC21h 8m +58m -21m
2026-06-30 AD56E0 SEA → BOS Jun 30, 19:45 UTCJul 1, 00:35 UTC4h 50m - -
2026-06-29 ADF4E9 SEA → BOS Jun 29, 19:24 UTCJun 30, 00:14 UTC4h 50m - -
2026-06-28 ADED77 SEA → BOS Jun 28, 20:25 UTCJun 29, 01:14 UTC4h 50m - -
2026-06-27 AD444D - Jun 27, 23:25 UTCJun 28, 04:35 UTC5h 10m - -
2026-06-26 ADE609 SEA → BOS Jun 26, 21:55 UTCJun 27, 02:39 UTC4h 45m - -
2026-06-25 AD935B SEA → BOS Jun 25, 19:20 UTCJun 25, 23:55 UTC4h 35m - -

Performance history

Flights tracked
75 showing last 30
Avg arrival delay
-6m
On-time arrival
75% 75% on time
Aircraft used
20

Monthly activity 3 months

Month Flights tracked
July 2026 23
June 2026 33
May 2026 19

JBU398 frequently asked

Where does flight JBU398 fly?
JBU398 (JBU) flies from SEA to BOS. View the full route page.
How long is flight JBU398?
Based on observed flights, JBU398 takes on average 7h 6m from takeoff to landing.
How often does JBU398 fly?
JBU398 has been observed flying daily in our tracking data. We've recorded 75 flights under this callsign.
Is flight JBU398 usually on time?
Across recent flights, JBU398 arrives 6 minutes early on average. 75% of flights arrive within 15 minutes of schedule.
What aircraft operates flight JBU398?
JBU398 has been operated by 20 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track JBU398 live?
Yes. When JBU398 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.