route Route

ONT → BFI

Q: How long is the flight from ONT to BFI?

Average flight time on the ONT–BFI route is 2h 5m , covering approximately 1,548 km (961 mi).

Q: What is the distance from ONT to BFI?

The great-circle distance from ONT to BFI is approximately 1,548 km (961 miles).

Q: How many flights per week from ONT to BFI?

We've observed ~2 flights per day on this route across our tracking data (3 total flights recorded).

1,548 km avg 2h 5m 0 airlines

Local time: 21:45 PDT
Timezone: America/Los_Angeles
Type: Large Airport
Elevation: 944 ft
Coordinates: 34.0560, -117.6010

cloud Weather

Wind: 240° / 9 kt
Visibility: 10 SM
Ceiling: CLR
Temp / Dew: 18°C / 14°C
Altimeter: 29.92 inHg

Obs: 2026-06-18T03:53:00.000Z

Raw METAR / TAF

METAR KONT 180353Z 24009KT 10SM CLR 18/14 A2992 RMK AO2 SLP122 T01830139 $

TAF KONT 172320Z 1800/1906 26012G20KT P6SM SKC FM180300 25010KT P6SM SKC FM181000 VRB04KT P6SM BKN010 FM181700 25006KT P6SM FEW010 FM182100 26010KT P6SM SKC FM190500 VRB04KT P6SM SKC

flight Live Traffic

flight_takeoff 52 Departures

flight_land 67 Arrivals

Local time: 21:45 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: 22°C / 9°C
Altimeter: 30.03 inHg

Obs: 2026-06-18T03:53:00.000Z

Raw METAR / TAF

METAR KBFI 180353Z 00000KT 10SM CLR 22/09 A3003 RMK AO2 SLP170 T02170089

TAF KBFI 172320Z 1800/1824 30008KT P6SM SCT250 FM180600 03003KT P6SM SKC FM181500 03007KT P6SM FEW025 FM181800 36009KT P6SM FEW250

flight Live Traffic

flight_takeoff 21 Departures

flight_land 23 Arrivals

Flights tracked: 3
Avg duration: 2h 5m
Distance: 1,548 km

Live traffic

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

Other connections

More destinations from ONT

OAK KOAK 780 flights
SFO KSFO 523 flights
SJC KSJC 422 flights
SDF KSDF 271 flights
LAS KLAS 271 flights
PHX KPHX 189 flights
DEN KDEN 184 flights
DFW KDFW 147 flights
HNL PHNL 126 flights
SEA KSEA 95 flights

More origins to BFI

SDF KSDF 148 flights
FRD KFHR 106 flights
SNA KSNA 83 flights
SCF KSDL 80 flights
ESD KORS 80 flights
GEG KGEG 80 flights
VNY KVNY 62 flights
TVC KTVC 58 flights
RDM KRDM 54 flights
APA KAPA 49 flights

Recent flights last 3

Date	Flight	Aircraft	Takeoff	Landing	Duration	Arr Δ
2026-06-17	UPS2984	A4E883	Jun 17, 19:25 UTC	Jun 17, 21:36 UTC	2h 11m	+5m
2026-06-17	UPS984	A42466	Jun 17, 09:14 UTC	Jun 17, 11:10 UTC	1h 56m	-2m
2026-06-16	UPS2984	A4E883	Jun 16, 19:40 UTC	Jun 16, 21:49 UTC	2h 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 5m, 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 ~2 flights per day on this route across our tracking data (3 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.

ONT → BFI

Ontario International Airport

cloud Weather

flight Live Traffic

King County International Airport - Boeing Field

cloud Weather

flight Live Traffic

Live traffic

Other connections

More destinations from ONT

More origins to BFI

Recent flights last 3

ONT → BFI frequently asked