Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

ONT → BFI

1,548 km avg 2h 4m 0 airlines

Departure

ONT KONT VFR

Ontario International Airport

Ontario, US

Local time
12:54 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
944 ft
Coordinates
34.0560, -117.6010

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
FEW 1,800 ft, OVC 5,000 ft
Temp / Dew
14°C / 12°C
Altimeter
29.92 inHg

Obs: 2026-10-12T18:53:00.000Z

Raw METAR / TAF 
METAR KONT 121853Z 00000KT 10SM FEW018 OVC050 14/12 A2992 RMK AO2 RAE32 SLP128 SHRA W P0001 T01440122 $

TAF KONT 121720Z 1218/1324 22005KT P6SM VCSH SCT025 BKN035 FM122000 25011KT P6SM VCSH SCT025 BKN035 FM130300 26008KT P6SM BKN040 FM130600 VRB04KT P6SM BKN040 FM132100 25009KT P6SM FEW250

flight Live Traffic

flight_takeoff 33 Departures
flight_land 35 Arrivals

Arrival

BFI KBFI VFR

King County International Airport - Boeing Field

Seattle, US

Local time
12:54 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
CLR
Temp / Dew
13°C / 6°C
Altimeter
30.06 inHg

Obs: 2026-10-12T18:53:00.000Z

Raw METAR / TAF 
METAR KBFI 121853Z 00000KT 10SM CLR 13/06 A3006 RMK AO2 SLP179 T01330056

TAF KBFI 121727Z 1218/1318 VRB03KT P6SM SKC FM122000 29005KT P6SM SKC FM130200 00000KT P6SM SCT250 FM130800 14002KT P6SM SCT250 FM131100 15004KT P6SM OVC100

flight Live Traffic

flight_takeoff 24 Departures
flight_land 22 Arrivals
Flights tracked
17
Avg duration
2h 4m
Distance
1,548 km

Live traffic

ONT → BFI. Live aircraft currently filed on this route.

Recent flights last 17

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-07-14 UPS984 A35B34 Jul 14, 09:06 UTCJul 14, 10:58 UTC1h 52m -2m
2026-07-10 UPS984 A382B3 Jul 10, 09:08 UTCJul 10, 11:15 UTC2h 7m +4m
2026-07-09 UPS984 A3FCE7 Jul 9, 09:10 UTCJul 9, 11:09 UTC1h 59m on time
2026-07-08 UPS2984 A5666E Jul 8, 19:32 UTCJul 8, 21:40 UTC2h 8m +5m
2026-07-08 UPS984 A44BE5 Jul 8, 09:08 UTCJul 8, 11:10 UTC2h 2m +3m
2026-07-03 UPS984 A42BD4 Jul 3, 09:16 UTCJul 3, 11:23 UTC2h 7m +1m
2026-07-02 UPS984 A43952 Jul 2, 09:12 UTCJul 2, 11:13 UTC2h 1m -1m
2026-07-01 UPS2984 A4B5DF Jul 1, 19:29 UTCJul 1, 21:43 UTC2h 14m +7m
2026-07-01 UPS984 A32C47 Jul 1, 09:17 UTCJul 1, 11:20 UTC2h 3m +10m
2026-06-30 UPS984 A45D1A Jun 30, 09:34 UTCJun 30, 11:32 UTC1h 58m -4m
2026-06-25 UPS984 A333B5 Jun 25, 09:20 UTCJun 25, 11:30 UTC2h 10m -
2026-06-18 UPS2984 A56A25 Jun 18, 19:25 UTCJun 18, 21:30 UTC2h 5m -
2026-06-18 UPS2984 A56A25 Jun 18, 19:25 UTCJun 18, 21:34 UTC2h 9m +4m
2026-06-18 UPS984 AC987B Jun 18, 09:03 UTCJun 18, 11:04 UTC2h 1m +3m
2026-06-17 UPS2984 A4E883 Jun 17, 19:25 UTCJun 17, 21:36 UTC2h 11m +5m
2026-06-17 UPS984 A42466 Jun 17, 09:14 UTCJun 17, 11:10 UTC1h 56m -2m
2026-06-16 UPS2984 A4E883 Jun 16, 19:40 UTCJun 16, 21:49 UTC2h 9m +3m

ONT → BFI frequently asked

How long is the flight from ONT to BFI?
Average flight time on the ONT–BFI route is 2h 4m, covering approximately 1,548 km (961 mi).
What is the distance from ONT to BFI?
The great-circle distance from ONT to BFI is approximately 1,548 km (961 miles).
How many flights per week from ONT to BFI?
We've observed ~1 flight per day on this route across our tracking data (17 total flights recorded).
Can I track ONT–BFI flights live?
Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.