Apparatus

Try JFK, AAL1290, BAW, or N225AN.

route Route

SEA → ONT

122 km avg 3h 17m 3 airlines

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
170° / 9 kt
Visibility
10 SM
Ceiling
FEW 2,500 ft, OVC 11,000 ft
Temp / Dew
14°C / 8°C
Altimeter
30.24 inHg

Obs: 2026-10-14T09:30:00.000Z

Raw METAR / TAF 
SPECI KSEA 140930Z 17009KT 10SM FEW025 OVC110 14/08 A3024 RMK AO2 T01390078 $

TAF KSEA 140901Z 1409/1512 18007KT P6SM -SHRA OVC025 FM141400 18005KT P6SM -SHRA SCT008 OVC015 FM141900 23004KT P6SM SCT020 OVC035 FM142300 32005KT P6SM FEW050 FM150200 01005KT P6SM SKC FM151100 03005KT P6SM BKN003

flight Live Traffic

flight_takeoff 91 Departures
flight_land 84 Arrivals

Arrival

ONT KONT VFR

Ontario International Airport

Ontario, US

Local time
02:55 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
944 ft
Coordinates
34.0560, -117.6010

cloud Weather

Wind
70° / 5 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
14°C / 8°C
Altimeter
30.05 inHg

Obs: 2026-10-14T08:53:00.000Z

Raw METAR / TAF 
METAR KONT 140853Z 07005KT 10SM CLR 14/08 A3005 RMK AO2 SLP167 T01440078 51001 $

TAF KONT 140520Z 1406/1512 VRB05KT P6SM SKC FM142100 28009KT P6SM SKC FM150400 VRB05KT P6SM SKC

flight Live Traffic

flight_takeoff 27 Departures
flight_land 24 Arrivals
Flights tracked
557 showing last 50
Avg duration
3h 17m
Distance
122 km

Live traffic

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

Airlines 3

Airline Flights shown
Alaska Airlines 21
Delta Air Lines 16
Frontier Airlines 2

Recent flights last 50

DateFlightAircraftTakeoffLandingDurationArr Δ
2026-07-26 ASA1086 A5FF93 Jul 26, 21:45 UTCJul 26, 22:00 UTC15m -
2026-07-26 ASA119 AA98A4 Jul 26, 21:45 UTCJul 26, 22:20 UTC35m -
2026-07-26 FFT2276 A8F9FD Jul 26, 19:25 UTCJul 26, 21:15 UTC1h 50m -
2026-07-26 DAL1687 AD876E Jul 26, 15:30 UTCJul 26, 16:45 UTC1h 15m -
2026-07-26 DAL1687 AD876E Jul 26, 13:20 UTCJul 26, 14:20 UTC1h 0m -
2026-07-26 ASA120 AAA012 Jul 26, 10:45 UTCJul 26, 20:10 UTC9h 25m -
2026-07-25 ASA1086 A5F825 Jul 25, 21:40 UTCJul 25, 22:00 UTC20m -
2026-07-25 ASA119 AAA012 Jul 25, 21:30 UTCJul 26, 08:50 UTC11h 21m -
2026-07-25 FFT2276 A97C9A Jul 25, 19:20 UTCJul 25, 21:35 UTC2h 15m -
2026-07-25 DAL1687 ACF84E Jul 25, 18:30 UTCJul 25, 20:10 UTC1h 40m -
2026-07-25 DAL1687 ACF84E Jul 25, 18:29 UTCJul 25, 20:05 UTC1h 36m +27m
2026-07-25 ASA1003 A6235B Jul 25, 16:15 UTCJul 25, 16:25 UTC10m -
2026-07-25 DAL1687 ACF84E Jul 25, 16:00 UTCJul 25, 17:00 UTC1h 0m -
2026-07-25 ASA120 AA9C5B Jul 25, 11:00 UTCJul 25, 20:50 UTC9h 50m -
2026-07-24 ASA1086 A60701 Jul 24, 21:35 UTCJul 24, 21:55 UTC20m -
2026-07-24 ASA119 AA9C5B Jul 24, 21:25 UTCJul 25, 08:15 UTC10h 50m -
2026-07-24 FFT2276 A7D2F1 Jul 24, 19:05 UTCJul 24, 21:25 UTC2h 20m -
2026-07-24 ASA1003 A61BED Jul 24, 16:20 UTCJul 24, 16:30 UTC10m -
2026-07-24 DAL1687 ADC180 Jul 24, 15:45 UTCJul 24, 17:00 UTC1h 15m -
2026-07-24 DAL1687 ADC180 Jul 24, 15:42 UTCJul 24, 16:56 UTC1h 14m +10m
2026-07-24 DAL1687 ADC180 Jul 24, 13:20 UTCJul 24, 14:25 UTC1h 5m -
2026-07-24 ASA120 AAA012 Jul 24, 11:05 UTCJul 24, 20:50 UTC9h 45m -
2026-07-23 ASA1086 A5DBCB Jul 23, 21:45 UTCJul 23, 22:05 UTC20m -
2026-07-23 ASA119 AAA012 Jul 23, 21:25 UTCJul 24, 07:55 UTC10h 30m -
2026-07-23 FFT2276 A96B65 Jul 23, 19:15 UTCJul 23, 21:25 UTC2h 10m -
2026-07-23 DAL1687 AD5C38 Jul 23, 15:55 UTCJul 23, 17:05 UTC1h 10m -
2026-07-23 SKW4070 A35B0B Jul 23, 16:00 UTCJul 23, 18:15 UTC2h 15m -
2026-07-23 DAL1687 AD5C38 Jul 23, 13:35 UTCJul 23, 14:40 UTC1h 5m -
2026-07-23 ASA120 AA9C5B Jul 23, 11:05 UTCJul 23, 20:55 UTC9h 50m -
2026-07-22 ASA1086 A61FA4 Jul 22, 21:45 UTCJul 22, 22:05 UTC20m -
2026-07-22 ASA119 AA9C5B Jul 22, 21:45 UTCJul 23, 08:15 UTC10h 30m -
2026-07-22 ASA1003 A5F825 Jul 22, 16:10 UTCJul 22, 16:20 UTC10m -
2026-07-22 DAL1687 ACD0CF Jul 22, 15:45 UTCJul 22, 16:55 UTC1h 10m -
2026-07-22 SKW4070 A34C2F Jul 22, 16:00 UTCJul 22, 18:20 UTC2h 20m -
2026-07-22 DAL1687 ACD0CF Jul 22, 13:35 UTCJul 22, 14:35 UTC1h 0m -
2026-07-22 ASA120 AAA012 Jul 22, 11:10 UTCJul 22, 21:20 UTC10h 10m -
2026-07-22 ASA1086 A60AB8 Jul 22, 00:10 UTCJul 22, 00:30 UTC20m -
2026-07-21 SKW4031 A29E5C Jul 21, 22:05 UTCJul 22, 00:35 UTC2h 30m -
2026-07-21 FFT2276 A7DA5F Jul 21, 19:35 UTCJul 21, 21:45 UTC2h 10m -
2026-07-21 DAL1687 ADDA23 Jul 21, 15:30 UTCJul 21, 16:40 UTC1h 10m -
2026-07-21 SKW4070 A231A6 Jul 21, 15:45 UTCJul 21, 18:10 UTC2h 25m -
2026-07-21 DAL1687 ADDA23 Jul 21, 13:15 UTCJul 21, 14:20 UTC1h 5m -
2026-07-21 SKW3884 A2F721 Jul 21, 03:45 UTCJul 21, 06:00 UTC2h 15m -
2026-07-20 SKW4031 A27A94 Jul 20, 22:00 UTCJul 21, 00:15 UTC2h 14m -
2026-07-20 ASA119 AAA012 Jul 20, 21:35 UTCJul 21, 08:35 UTC11h 0m -
2026-07-20 FFT2276 A801DE Jul 20, 19:20 UTCJul 20, 21:35 UTC2h 15m -
2026-07-20 DAL1687 ACA950 Jul 20, 15:35 UTCJul 20, 16:50 UTC1h 15m -
2026-07-20 SKW4070 A2644A Jul 20, 15:50 UTCJul 20, 18:10 UTC2h 20m -
2026-07-20 DAL1687 ACA950 Jul 20, 13:20 UTCJul 20, 14:20 UTC1h 0m -
2026-07-20 ASA120 AA9C5B Jul 20, 10:50 UTCJul 20, 20:35 UTC9h 45m -

SEA → ONT frequently asked

How long is the flight from SEA to ONT?
Average flight time on the SEA–ONT route is 3h 17m, covering approximately 122 km (76 mi).
What is the distance from SEA to ONT?
The great-circle distance from SEA to ONT is approximately 122 km (76 miles).
Which airlines fly from SEA to ONT?
3 airlines operate this route in our records: Alaska Airlines, Delta Air Lines, Frontier Airlines.
How many flights per week from SEA to ONT?
We've observed ~7 flights per day on this route across our tracking data (557 total flights recorded).
Can I track SEA–ONT flights live?
Yes. The live tracker map above shows aircraft currently flying this route, filtered by departure and arrival airport.