Alaska Airlines AS503 Flight Status
According to Trip.com real-time data, the AS503 flight operated by Alaska Airlines on Mar 13, 2026 is scheduled to fly from Austin (AUS) to Seattle (SEA). The flight is expected to depart at 3:35 PM (local time in Austin, UTC-5) and land at 6:20 PM (local time in Seattle, UTC-7) .
Thu, Mar 12
Fri, Mar 13
Sat, Mar 14
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Scheduled
Your flight will depart on time.
4h 45m
Check-in Counter
--
Boarding Gate
32
Arrival Gate
C20
Baggage
7
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Scheduled
Your flight will depart on time.
4h 45m
Check-in Counter
--
Boarding Gate
32
Arrival Gate
N13
Baggage
14
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Scheduled
Your flight will depart on time.
4h 45m
Check-in Counter
--
Boarding Gate
--
Arrival Gate
--
Baggage
--
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Information provided by VariFlightVariFlight. For real-time updates, please check airport displays or contact your airline. If this is not your flight, you can browse more options for flights from Austin to Seattle to find your schedule.
AS503 Aircraft Details
According to Trip.com real-time data, the AS503 flight flying from Austin to Seattle on 3/13/2026 is operated by the aircraft model Boeing 737-800. This aircraft has been in service for 8y, 11m. The aircraft is equipped with Up to 205 seats.
Boeing 737-800
Punctuality (Departure)
83%
Punctuality (Arrival)
93%
Early on average
6 minutes
Age
8y, 11m
Seats
Up to 205
Flight Distance
--
Economy
Premium Economy
First
In-Flight Services
None
Inflight entertainment is available
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
81 cm
More legroom than on 67% of flights
43 cm
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Meal included
In-flight entertainment is unavailable
Wi-Fi is available
USB port and power outlet
Seat Information
89 cm
More legroom than on 33% of flights
43 cm
Seat width
100°
Reclining Angle
--
Seat layout example
In-Flight Services
Meal included
Inflight entertainment is available
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
91 cm
Legroom
53 cm
Seat width
120°
Reclining Angle
2-2
Seat layout example
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Flight History for AS503
Trip.com historical records show that the last AS503 flight departed on Thu, Mar 12 from AUS at approximately 3:35 PM. This flight is expected to arrrive in SEA at 5:43 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Sun, Mar 8 | Austin (AUS) | Seattle (SEA) | B39M | 4:01 PM | 6:02 PM | Arrived |
| Mon, Mar 9 | Austin (AUS) | Seattle (SEA) | B39M | 4:02 PM | 6:07 PM | Arrived |
| Tue, Mar 10 | Austin (AUS) | Seattle (SEA) | 739 | 3:53 PM | 6:21 PM | Arrived |
| Wed, Mar 11 | Austin (AUS) | Seattle (SEA) | 739 | 4:50 PM | 7:22 PM | Arrived |
| Thu, Mar 12 | Austin (AUS) | Seattle (SEA) | 739 | 3:35 PM | 5:43 PM | Scheduled |
| Fri, Mar 13 | Austin (AUS) | Seattle (SEA) | 739 | 3:35 PM | 6:20 PM | Scheduled |
| Sat, Mar 14 | Austin (AUS) | Seattle (SEA) | 738 | 3:35 PM | 6:20 PM | Scheduled |
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AS503 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of AS503 is 83% (Late on average 32 minutes), and the on-time arrival rate is 93% (Early on average 6 minutes).
On-Time Departures
Punctuality
83%
Late on average 32 minutes
Early
0%
On time
83%
30 mins late
10%
60 mins late
3%
90 mins late
3%
Canceled
1%
On-Time Arrivals
Punctuality
93%
Early on average 6 minutes
Early
80%
On time
13%
30 mins late
3%
60 mins late
0%
90 mins late
3%
Canceled
1%
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