AS 665 Ontario to Seattle Flight Status

Alaska Airlines Flight AS665 from Ontario International Airport ONT to Seattle Tacoma International Airport SEA is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on March 17th, 2026.
Check the table below for AS665's most recent flight history:

AS 665 Flight Status & Schedule

Date Departure Arrival Status
Mar 17 16:05 18:18
Landed
Track >
Mar 16 16:08 18:27
En-Route
Track >
Mar 15 16:07 18:36
Landed
Track >
Mar 14 16:09 18:45
Landed
Track >
Mar 13 16:02 18:52
Cancelled
Track >
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Alaska Airlines AS 665 Ontario to Seattle Flight Information

Alaska Airlines Flight AS665 connects Ontario, United States to Seattle, United States, taking off from Ontario International Airport ONT and landing at Seattle Tacoma International Airport SEA.

How long is the AS665 flight from Ontario to Seattle?

The average flight time from Ontario to Seattle is 2 hours and 25 minutes. The flight distance is 1540 km / 957 miles and the average flight speed is 626 km/h / 389 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS665 Ontario to Seattle?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS665 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AS665 arriving at?

Flight AS665 arrives at Seattle Tacoma International Airport (SEA) Terminal 2.

When was the latest AS665 flight?

The latest flight took off on Wednesday, March 18th, 2026 with the flight status being Landed on 18:18.

How else can the flight AS665 be referenced as?

This Alaska Airlines flight can also be referenced as ASA665, AS0665, AS 665, ASA 665.

How often is flight AS665 delayed?

On average, 10% of all AS665 flights are delayed. The average delay is 3 minutes.

Can I get compensation for my delayed or cancelled AS665 flight or baggage issues?

If your AS665 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our AS665 Flight Tracker above for more details.

AS665 and Ontario ONT to Seattle SEA Flights

Flight AS665 is code-shared by 1 airline using the flight number HA6372

Other flights departing from Ontario ONT: F91406, WN2045, WN4392, AA1140

Other flights arriving at Seattle SEA: AS522, AS661, AS2453, AS3389

All flights connecting Ontario ONT to Seattle SEA.

AS665 Alaska Airlines Flight: Ontario to Seattle Route Map

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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.