Apparatus

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flight_takeoff Flight

UPS983

Operated by United Parcel Service

Live map

Live map filtered to UPS983. Shown when the flight is currently airborne.

Route airports View route page →

Departure

BFI KBFI VFR

King County International Airport - Boeing Field

Seattle, US

Local time
07:35 PDT
Timezone
America/Los_Angeles
Type
Medium Airport
Elevation
21 ft
Coordinates
47.5270, -122.2999

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
FEW 14,000 ft, SCT 23,000 ft
Temp / Dew
8°C / 5°C
Altimeter
29.85 inHg

Obs: 2026-04-19T13:53:00.000Z

Raw METAR / TAF 
METAR KBFI 191353Z 00000KT 10SM FEW140 SCT230 08/05 A2985 RMK AO2 SLP109 T00830050

TAF KBFI 191120Z 1912/2012 VRB03KT P6SM SCT200 FM191800 34005KT P6SM BKN200 FM192200 30006KT P6SM BKN200 FM200300 VRB03KT P6SM SCT200

flight Live Traffic

flight_takeoff 11 Departures
flight_land 9 Arrivals

Arrival

ONT KONT VFR

Ontario International Airport

Ontario, US

Local time
07:35 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
944 ft
Coordinates
34.0560, -117.6010

cloud Weather

Wind
160° / 3 kt
Visibility
10 SM
Ceiling
BKN 25,000 ft
Temp / Dew
15°C / 9°C
Altimeter
29.87 inHg

Obs: 2026-04-19T13:53:00.000Z

Raw METAR / TAF 
METAR KONT 191353Z 16003KT 10SM BKN250 15/09 A2987 RMK AO2 SLP106 T01500089 $

TAF KONT 191130Z 1912/2018 VRB04KT P6SM SCT200 FM192100 25012KT P6SM SCT250 FM200600 26007KT P6SM FEW250

flight Live Traffic

flight_takeoff 49 Departures
flight_land 61 Arrivals

Recent history last 5

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-17 A3778E BFI → ONT Apr 17, 03:20 UTCApr 17, 04:45 UTC1h 26m - -
2026-04-17 A3778E BFI → ONT Apr 17, 02:47 UTCApr 17, 04:43 UTC1h 56m -3m +4m
2026-04-16 A420AF BFI → ONT Apr 16, 03:09 UTCApr 16, 05:05 UTC1h 55m - -
2026-04-15 A4570A BFI → ONT Apr 15, 05:00 UTCApr 15, 05:10 UTC10m - -
2026-04-15 A4570A BFI → ONT Apr 15, 02:59 UTCApr 15, 05:07 UTC2h 8m +9m +11m

Performance history

Flights tracked
5
Avg arrival delay
+8m
On-time arrival
100% 100% on time
Aircraft used
3

Monthly activity 1 month

Month Flights tracked
April 2026 5

UPS983 frequently asked

Where does flight UPS983 fly?
UPS983 (United Parcel Service) flies from BFI to ONT. View the full route page.
How long is flight UPS983?
Based on observed flights, UPS983 takes on average 1h 31m from takeoff to landing.
How often does UPS983 fly?
UPS983 has been observed flying occasionally in our tracking data. We've recorded 5 flights under this callsign.
Is flight UPS983 usually on time?
Across recent flights, UPS983 arrives with an average 8-minute delay. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UPS983?
UPS983 has been operated by 3 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UPS983 live?
Yes. When UPS983 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.