AS 503 Austin to Seattle Flight Status

Alaska Airlines Flight AS503 from Austin Bergstrom International Airport AUS to Seattle Tacoma International Airport SEA is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 12th, 2026.
Check the table below for AS503's most recent flight history:

AS 503 Flight Status & Schedule

Date Departure Arrival Status
May 12 15:54 17:44
Landed
Track >
May 11 15:56 17:48
Landed
Track >
May 10 16:00 18:05
Landed
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May 09 16:26 18:26
Landed
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May 06 15:34 18:11
Unknown
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Alaska Airlines AS 503 Austin to Seattle Flight Information

Alaska Airlines Flight AS503 connects Austin, United States to Seattle, United States, taking off from Austin Bergstrom International Airport AUS and landing at Seattle Tacoma International Airport SEA.

How long is the AS503 flight from Austin to Seattle?

The average flight time from Austin to Seattle is 4 hours and 14 minutes. The flight distance is 2847 km / 1769 miles and the average flight speed is 667 km/h / 414 mph.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS503 Austin to Seattle?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS503 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest AS503 flight?

The latest flight took off on Wednesday, May 13th, 2026 with the flight status being Landed on 17:44.

How else can the flight AS503 be referenced as?

This Alaska Airlines flight can also be referenced as ASA503, AS0503, AS 503, ASA 503.

How often is flight AS503 delayed?

On average, 20% of all AS503 flights are delayed. The average delay is 2 minutes.

Can I get compensation for my delayed or cancelled AS503 flight or baggage issues?

If your AS503 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 AS503 Flight Tracker above for more details.

AS503 and Austin AUS to Seattle SEA Flights

Flight AS503 is code-shared by 2 airlines using the flight numbers AA7444, JX7045

Other flights departing from Austin AUS: AA2406, WN2510, AA1320, WN3097

Other flights arriving at Seattle SEA: AS359, WN3368, AS729, AS3470

All flights connecting Austin AUS to Seattle SEA.

AS503 Alaska Airlines Flight: Austin to Seattle Route Map

AS503 Alaska Airlines Flight Map: Austin to Seattle
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.