Alaska Airlines
AS521 Flight status
According to real-time data from Trip.com, flight AS521, operated by Alaska Airlines, scheduled to fly from San Francisco (SFO) to Kauai (LIH), has been cancelled. Please contact the airline or airport counter for the latest information.
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Canceled
Please refer to the airline for the latest information
Check-in Counter
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Boarding Gate
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Arrival Gate
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AS521 Aircraft Details
Plane model info unavailable
Punctuality (Departure)
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Punctuality (Arrival)
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Early on average
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Economy
In-Flight Services
Unknown
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Seat Information
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Legroom
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Seat layout example
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Flight FAQs
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What is the current status of flight as521?
Flight as521 has been canceled (status: Canceled). Contact Alaska Airlines or your booking channel for rebooking or refund (updated Oct 9, 2026). -
Is flight as521 on time today?
Flight as521 has been canceled (status: Canceled). Contact Alaska Airlines or your booking channel for rebooking or refund options; if booked on Trip.com, use Manage Booking. -
What route does flight as521 fly?
Flight as521 is operated by Alaska Airlines from San Francisco (SFO) to Kauai (LIH). Typical flight time is about 5 hours 54 minutes; operating days may include Friday. -
How can I check real-time status for flight as521?
Track flight as521 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications. -
If flight as521 is delayed or canceled, what should I do?
If as521 is delayed or canceled, first confirm the latest status here (Canceled, updated Oct 9, 2026). Contact Alaska Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com. -
Has flight as521 departed from San Francisco?
Flight as521 has been canceled and did not depart from San Francisco (SFO). Contact Alaska Airlines or your booking channel for next steps.
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