AS 664 Seattle to Ontario Flight Status

Alaska Airlines Flight AS664 from Seattle Tacoma International Airport SEA to Ontario International Airport ONT is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on March 17th, 2026.
Check the table below for AS664's most recent flight history:

AS 664 Flight Status & Schedule

Date Departure Arrival Status
Mar 17 12:45 14:50
Landed
Track >
Mar 16 12:40 14:45
Landed
Track >
Mar 15 12:51 14:45
Landed
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Mar 14 13:09 14:59
Landed
Track >
Mar 13 12:30 15:08
Cancelled
Track >
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Alaska Airlines AS 664 Seattle to Ontario Flight Information

Alaska Airlines Flight AS664 connects Seattle, United States to Ontario, United States, taking off from Seattle Tacoma International Airport SEA and landing at Ontario International Airport ONT.

How long is the AS664 flight from Seattle to Ontario?

The average flight time from Seattle to Ontario is 2 hours and 1 minute. The flight distance is 1540 km / 957 miles and the average flight speed is 746 km/h / 464 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS664 Seattle to Ontario?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS664 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AS664 arriving at?

Flight AS664 arrives at Ontario International Airport (ONT) Terminal 2.

When was the latest AS664 flight?

The latest flight took off on Tuesday, March 17th, 2026 with the flight status being Landed on 14:50.

How else can the flight AS664 be referenced as?

This Alaska Airlines flight can also be referenced as ASA664, AS0664, AS 664, ASA 664.

How often is flight AS664 delayed?

On average, 10% of all AS664 flights are delayed. The average delay is 9 minutes.

Can I get compensation for my delayed or cancelled AS664 flight or baggage issues?

If your AS664 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 AS664 Flight Tracker above for more details.

AS664 and Seattle SEA to Ontario ONT Flights

Flight AS664 is code-shared by 2 airlines using the flight numbers HA6834, JL6388

Other flights departing from Seattle SEA: AS3024, AS9461, AS2069, AS2040

Other flights arriving at Ontario ONT: WN313, WN1415, UA564, WN2045

All flights connecting Seattle SEA to Ontario ONT.

AS664 Alaska Airlines Flight: Seattle to Ontario Route Map

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